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Liebert HiSwitch2 - Emerson Network Power

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1. NE du m al UN Lg ga FRONT VIEW WITH FRONT PANELS REMOVED NOTE Remove standard links 21 amp 22 and 23 amp 24 when external circuit breakers are connected to the input lines For 800 1000A auxiliary terminal blocks are fitted within left cabinet rear a metal guard Page 6 8 11 04 O Liebert Installation manual Chapter 6 Installation drawings Static transfer switch Liebert HiSwitch2 6 1 8 Typical options location HiSwitch2 HiSwitch2 100 600 800 1000 Er Y i DS r1 X CONTROL WIRING i CONTROL WIRING FRONT VIEW WITH FRONT DOOR REMOVED i FRONT VIEW WITH FRONT DOOR REMOVED NOTES Typical options are shown 1 Remote Source select Optional 2 amp 3 Programmable Relay Board Optional Maximum of two 2 programmable relay boards can be used 4 Input Contact Isolator board Optional or programmable relay board option 5 Network Interface Card NIC Optional 6 Comms board for Sitescan external and internal modem interface Optional i OPTION LOCATION DETAIL 7 LED display or touch screen display Optional with a standard RS232 port 8 TXD RXD GND DB9 CONNECTOR LED PANEL std LCD DISPLAY opt FRONT VIEW UPPER HALF OF UNIT WITH DOOR OPENED 11 04 Page 6 9 Chapter 6 Installation drawings Installation manual Liebert HiSwitch2 Static transfer s
2. NOTES 1 Q1 Input isolator 1 2 Q2 Input isolator 2 3 Q3 Output isolator Q3A Redundant output isolator Optional 4 Q4 Manual maintenance bypass isolator 5 Q5 Manual maintenance bypass isolator 6 Earth 7 Neutral ins SOURCE 1 INPUT 8 Top and bottom cable entry available through removable access MW plates Remove punch to suit conduit size and replace M 9 Control and power wiring must be run in separate conduit Output cables should be run in a separate conduit from input 007 01 2 WM cables SOURCE 1 INPUT SOURCE 2 INPUT f 10 Aluminum and copper clad aluminum cables are not Q Q1 E l recommended i us y PE o 11 All wiring is to be in accordance with national and local electrical C Lg codes V v2 NEUTRAL 12 The torque requirement for M12 bolt is 48 Nm BUS All dimensions are in millimeters O a w1 w2 dp wii e NEUTRAL v3 BUS w3 asa SYSTEM OUTPUT OPTIONAL i g i J LIE a e 7 O FRONT H GROUND j I 1 BUS SECTION A A SIDE VIEW FRONT VIEW WITH FRONT PANELS REMOVED 11 04 Page 6 5 Chapter 6 Installation drawing Installation manual Liebert HiSwitch2 Static transfer switch 6 1 5 HiSwitch2 800 amp 1000 A general view ha _ BREAKER NOTES m r 7 CABINET 7 m 1 Air intake area Do not block air filter 2 Air exhaust 457 mm min clearance above
3. essere eene 4 11 Input Contact Isolator ICI Board sessi ssis nennen nnne nnns 4 11 Programmable Relay Board PRB esses eene nnne nennt nennen nnn nnns 4 11 Comms Board eue eu IRSE REGINE RI RR BOEU da REGI S NUS 4 11 11 04 Page ix Static Transfer Switch Liebert HiSwitch2 User s Manual 6 1 2 6 1 3 6 1 4 6 1 5 6 1 6 6 1 7 6 1 8 6 1 9 6 1 10 7 7 1 7 1 1 7 1 2 7 1 3 7 1 4 7 1 5 7 1 6 7 1 7 7 1 8 7 1 9 7 1 10 7 2 7 2 1 7 2 2 8 8 1 8 2 8 2 1 8 2 2 8 2 3 8 2 4 8 2 5 9 9 1 9 1 1 9 1 2 9 2 1 9 2 2 9 2 3 9 2 4 9 2 5 9 2 6 Page x Chapter 5 Technical Specifications sss enne nnne 5 1 Conformity and Standards seen eene enne nnne tnter tentent nennen nnns 5 1 Environmental Conditions esee eene isesend en esien dieere in enint nnnn entes 5 1 Mechanical characteristics ccccscescesessesessesescesescesesecsesecsesecseeeeseseesesaesesacsesaesecseeeeseeaesecaeeesaeesaeeeeseeeeeesaeereatees 5 2 Electrical Characteristics Inputs eese entente nnne nnns 5 3 Electrical Characteristics Output esee entente nnne nennen tenente nennen ennt nnns 5 3 Gieneralicliafacteristle S es eee eet ener esee esce entr eese eres e ee eee EN 5 4 Chapter 6 Installation drawings nennen nennen ener nennt eene nnne nens 6 1 Hroooliteniont 6 1
4. cccccccscsscssessessessessescsscsecsecsscsecsecsessecsessessessessessesssssesaessessesaesaesaessesatsatenteas 7 2 Emergency Transfer EP 7 3 Load Current Transfer Tn bits 5c cccicscscseieskecsskeicsschescusecondeesadheZcotscusdeesesessessaeeseutoceodsedech bte tete ie drei bonn 7 3 SCR Feat ERE T ud dedi dndud denied un EAEE eben een eee ia ers 7 3 OVIUM 7 3 Redundancy MEM 7 3 Emergency stop D ltOti sien RES EPOR RIPE EGRE ER EAOa EAEE deep eere pu eb ee epe OR pce 7 3 Modes of Operation of the STS 4 nenne nune nein dte feeit iet o d rade PEE HESS 7 4 Configuration of HiSwitch2 power isolators essen nennen nennen 7 5 Typical HiSwitch2 configuration in a dual bus power supply system sene 7 6 Chapter 8 Operating the Led front panel nennen eene nne 8 1 Intr ducton aS oaonae an caneonam eet etenstesaite seta eno eet eint iere treten 8 1 LEDs and Buttons and Key Lockout Switch essent nennen enne 8 1 Front Panel Controls PEE 8 1 Ia nde n MP ks 8 1 LED Definitions 0 ccccscessessescesceseeseeseeseesecseeseeseeaeesecsecsecsecsecsecsecsessecsecsecsessecsessesaesaecsesaesaesaesaesaesaesaeeaeeatens 8 2 B tton Definitions PP E E 8 3 Key Lockout Switch ne nci tete A eee ie e e e e HH RE 8 4 Chapter 9 Operating Procedures sssssseeseeseseeseeeeene ennt nnne nete nnne nennen entrent nennen 9 1 Tatrod ctl
5. SIDE VIEW NOTES 1 Air intake area Do not block air filter 2 Air exhaust 457 mm min clearance above unit required for air exhaust 3 Control cable entry 4 Power cable entry 5 Center gravity Keep cabinet within 15 deg of vertical while handling 6 Detail A Threaded mounting holes used for seismic anchoring or floor stand Note if floorstand is used the weight of the unit must be supported under all casters Each mounting location is supported by 2 10 ga 135 galvanized steel The threaded 12mm insert is approx 19mm deep Mounting bolts must be threaded into unit mounting holes from underneath unit base All dimensions are in millimeters 12MM DIA THREADED MOUNTING HOLE 4 TYP TOP VIEW SEE NOTES 6 Uc LEVELER i l g m DETAIL A i 1 DEIAILA o FRONT OF UNIT SHOWN e WITHOUT SIDE PANEL n il 1 P d 1 0 x rie T T 12MM f Nod BOTTOM VIEW zu MAX DOOR SWING 180 TYP Page 6 4 11 04 O Liebert Installation manual Static transfer switch Liebert HiSwitch2 6 1 4 HiSwitch2 400 amp 600 A View of cable connections and mechanical details of their terminal bars Chapter 6 Installation drawing Y x Q Iso 30 TYP uas J g MET CU GROUND BUS INPUT OUTPUT BUS FRONT VIEW RIGHT SIDE VIEW TEC ND bees NEUTRAL BUS i RIGHT SIDE VIEW
6. 11 04 Page 5 1 Chapter 5 Technical specifications Installation manual Liebert HiSwitch2 Static transfer switch 5 3 Mechanical characteristics MECHANICAL UNIT of cda CHARACTERISTICS MEAS Higani A 100 250 400 600 800 1000 Height 1956 Width mm 762 965 2134 Depth 815 Weight kg 354 544 1134 Ventilation By internal intake fans Cable entry top or bottom Degree of protection EN 60529 IP20 Colour RAL 7035 Light grey The distributed floor weight for HiSwitch2 is less than 660kg m Dimensions and weight do not include the pallet and packing material Actual weights will vary depending on installed options Page 5 2 11 04 O Liebert Installation manual Chapter 5 Technical specifications Static transfer switch Liebert HiSwitch2 5 4 Electrical Characteristics Inputs INPUTS UNIT of MEAS Nominal current A 100 1000 200 208 220 240 380 400 or 415 L L 50 Hz Nominal mains voltage 0 CCo aper 8 ve from 200 to 415 L L 60 Hz Powers nol Three phase a c 3 or 4 wire plus ground Pp y The HiSwitch2 is designed to accept an input neutral from each source Mains voltage variation tolerance 96 The voltage shall be within 10 of the nominal voltage 50 or 60 Frequency Hz factory setting Frequency tolerance Hz detent From 0 1 to 3 0 selecta
7. Contact authorised technical support address shown at the beginning of the manual Press SILENCE on the touch screen to turn off the audible alarm if so configured If you are accessing the HiSwitch2 system from a terminal type SH and press RETURN on your keyboard to turn off the audible alarm This event was written to the Event Log if so configured The alarm has triggered a message to be sent to the modem if so configured If configured to be a latching alarm press RESET on the display If you are accessing the unit from a terminal type CA and press RETURN on your keyboard PWR SPLY DC B FAIL Power Supply DC Bus B Failed The secondary power supply is no longer providing DC power to the control board and CAN options Contact authorised technical support address shown at the beginning of the manual Press SILENCE on the touch screen to turn off the audible alarm if so configured If you are accessing the HiSwitch2 system from a terminal type SH and press RETURN on your keyboard to turn off the audible alarm This event was written to the Event Log if so configured The alarm has triggered a message to be sent to the modem if so configured If configured to be a latching alarm press RESET on the display If you are accessing the unit from a terminal type CA and press RETURN on your keyboard PWR SPLY S1 AC FAIL Power Supply Source 1 AC Failed The AC input power to the power supplies from Source 1 has failed The power suppli
8. Installation manual Chapter 3 Optional equipment Static transfer switch Liebert HiSwitch2 Installation notes 3 1 8 Comms Board The Comms Board provides a communication interface to Liebert SiteScan site monitoring product and or an external or internal modem SiteLink 12 or SiteLink 4 is required for SiteScan to communicate with the HiSwitch2 The Comms Board is equipped with an RS 422 communication port for communication to a Liebert SiteScan monitoring system using a 2 wire twisted pair for reliable communication up to 1000 meters Information available from the RS 422 port includes the present switch status information all monitoring parameters and all active alarms The Comms Board is equipped with a modem interface for remote reporting of the present switch status information alarm history information and the history of status screens that are triggered upon a major alarm event The monitoring system software also supports an auto dial feature that allows the system to automatically dial programmed phone numbers by way of the modem to report designated alarm conditions Programming the Comms Board is performed through the touch screen display See Comm Options in Chapter 11 for details See figures in Chapter 6 for the location of the Comms Board Figure below shows the wiring details CUSTOMER SUPPLIED INTERCONNECTING CABLE TO EXTERNAL MODEM SEE NOTE 2 4 J81
9. Liebert Power Quality Systems Liebert HiSwitch2 Digital Static Transfer Switch 100 to 1000 A 50 60 Hz XM Installation and User Manual EMERSON EMERSON O Liebert Network Power Dear Customer thank you for choosing a Liebert product If this is your first purchase we d like to welcome you to the world of Liebert We re looking forward to working with you in the future and providing you with all the post sales service you need to get the most out of your Liebert HiSwitch2 If you already own and use other Liebert products we re happy that you continue to prefer Liebert We re constantly working with you to ensure the success of your business Our philosophy is summed up in our motto Keeping Business in Business We d welcome your advice on how we can improve our work on our mission EMERSON NETWORK POWER 11 04 Static Transfer Switch Liebert HiSwitch2 User s Manual Page iv 11 04 6 Liebert User s Manual Liebert HiSwitch2 Static Transfer Switch This manual describes installation and operating procedures for static transfer switches HiSwitch2 Read all sections of the manual carefully before beginning installation HiSwitch2 commissioning and technical assistance must be performed by a technician trained and authorised by the manufacture or distributor Failure to comply with this requirement poses a risk to the safety of personnel and the functioning of the sy
10. This event was written to the Event Log if so configured The alarm has triggered a message to be sent to the modem if so configured If configured to be a latching alarm press RESET on the display If you are accessing the unit from a terminal type CA and press RETURN on your keyboard CB1 SHUNT TRIP FAIL Switch 1 Shunt Trip Failure Switch 1 failed to trip open when the control issued a command for the Switch to trip Press SILENCE on the touch screen to turn off the audible alarm if so configured If you are accessing the HiSwitch2 system from a terminal type SH and press RETURN on your keyboard to turn off the audible alarm Contact authorised technical support address shown at the beginning of the manual This event was written to the Event Log if so configured The alarm has triggered a message to be sent to the modem if so configured If configured to be a latching alarm press RESET on the display If you are accessing the unit from a terminal type CA and press RETURN on your keyboard CB2 SHUNT TRIP FAIL Switch 2 Shunt Trip Failure Switch 2 failed to trip open when the control issued a command for the Switch to trip Press SILENCE on the touch screen to turn off the audible alarm if so configured If you are accessing the HiSwitch2 system from a terminal type SH and press RETURN on your keyboard to turn off the audible alarm Contact authorised technical support address shown at the beginning of the manual This event
11. Event Message Help Text 11 10 18 Logo The Logo menu choice shows the Liebert and Emerson logo in the Display panel 11 11 Cleaning the LCD Touch Screen If the touch screen requires cleaning use a pre moistened towelette designed for cleaning CRTs or dampen a soft non abrasive cloth with a very mild cleaning solution Do not spray the cleaner directly onto the touch screen as drips may run down into the screen and damage the equipment Close all menus and dialog boxes before cleaning the touch screen 11 12 Operating instructions for the Touch Screen Interface After the initial equipment start up the following operating guidelines can be used for equipment operation All programmable functions are preset at the factory to enable the unit to be brought up without the need to enter all selectable parameters 11 04 Page 11 15 Chapter 11 Touch Screen Display User s Manual Liebert HiSwitch2 Static transfer switch 11 13 EVENT MESSAGE HELP TEXT Event Message Help Text provides the help text for the various system event messages This help is also available through the touch screen interface Key ALL CAPS event message displayed in the Event Display panel in the lower left corner of the LCD display Indented text help text shown in the Display Panel in the lower right corner of LCD display BOLD commands that are sent through the RS 232 port SI SCR SHORT Source 1 SCR Short One or more of the SCRs for
12. Redundancy within the HiSwitch2 prevents one component from being a single point of failure should a problem occur Redundant circuits and components are used to eliminate single points of failure Since the HiSwitch2 has two input sources no single component failure can cause a loss of power to the load Redundant power supplies are provided which feed a DC dual bus used throughout the unit to prevent any single point power supply failure modes Three separate redundant control logic modules are built into the system Each contains the logic necessary to run the HiSwitch2 and control all transfers Redundant fans are provided if a primary fan fails The redundant fans turn on to prevent overheating inside of the unit Should the front panel interface fail either touch screen or LEDs the control logic continues to operate and the unit would transfer should a problem be detected on the preferred source Information on the monitoring parameters would be available through the remote communication options if available or the DB9 RS 232 connector located next to the LCD display behind the front door 7 1 10 Emergency stop button The HiSwitch2 cabinet has no internal emergency stop button The normally open contacts on the Emergency Stop button outside the HiSwitch2 cabinet must be included in a specific electric circuit in order to start an external action such as tripping of an external circuit breaker located on each of the power sources t
13. The HiSwitch2 front panel can be equipped with either a LED display or a Color Graphical Display on LCD touch screen Option The LED front panel allows you to monitor the unit and alert you when a problem occurs The Color Graphical Display unit is designed to provide all of the information required or to configure and monitor the unit s operation Both units can be accessed from a terminal or a PC running terminal emulation software that 1s attached to the unit Through the RS 232 access you can monitor and configure the unit plus remotely select a preferred source See Chapter 4 Using the RS 232 Port for instructions on using the RS 232 interface The LED front panel can be replaced with the Color Graphical Display if desired Instructions for using the LCD are in Chapter 11 8 LEDs and Buttons and Key Lockout Switch The LED Display unit is monitored and controlled through a series of LEDs and buttons and a standard key lockout switch This section includes illustrations of the LEDs buttons and key lockout switch plus tables providing definitions of these components 8 2 1 Front Panel Controls The front panel contains the LEDs to monitor the HiSwitch2 plus selection buttons to chose the preferred source Table 8 1 defines the LEDs and Table 8 2 defines the push buttons on the unit Figure below provides a breakdown of the front panel 8 2 2 Event Controls When an alarm is triggered a red LED is lit in the control panel
14. This event was written to the Event Log if so configured S20V Source 2 Over Voltage The input voltage from Source 2 exceeded a set percentage of the nominal voltage as set in the OV Setting and OV Detection Delay set points configured under the User Settings An S2 Fail alarm was also issued and source transfer has been inhibited The load of the HiSwitch2 has been transferred to Source 1 Press SILENCE on the touch screen to turn off the audible alarm if so configured If you are accessing the HiSwitch2 system from a terminal type SH and press RETURN on your keyboard to turn off the audible alarm This event was written to the Event Log if so configured The alarm has triggered a message to be sent to the modem if so configured If configured to be a latching alarm press RESET on the display If you are accessing the unit from a terminal type CA and press RETURN on your keyboard S2 UF OF Source 2 Under Frequency Over Frequency The frequency for Source 2 is running outside the acceptable operating range as set in the Frequency Trip Point under User Settings An S2 Fail alarm was also issued and source transfer has been inhibited Press SILENCE on the touch screen to turn off the audible alarm if so configured If you are accessing the HiSwitch2 system from a terminal type SH and press RETURN on your keyboard to turn off the audible alarm This event was written to the Event Log if so configured The alarm has triggered a message to be s
15. 5 Input Contact Isolator 5 Occurrence of the indicated external event has been detected by Input Contact Isolator 5 of the Open Comms Digital Input option board INPUT CONTACT 6 Input Contact Isolator 6 Occurrence of the indicated external event has been detected by Input Contact Isolator 6 of the Open Comms Digital Input option board INPUT CONTACT 7 Input Contact Isolator 7 Occurrence of the indicated external event has been detected by Input Contact Isolator 7 of the Open Comms Digital Input option board INPUT CONTACT 8 Input Contact Isolator 8 Occurrence of the indicated external event has been detected by Input Contact Isolator 8 of the Open Comms Digital Input option board Press SILENCE on the touch screen to turn off the audible alarm if so configured If you are accessing the HiSwitch2 system from a terminal type SH and press RETURN on your keyboard to turn off the audible alarm The event with its assigned name was written to the Event Log if so configured The alarm has triggered a message to be sent to the modem if so configured If configured to be a latching alarm press RESET on the display If you are accessing the unit from a terminal type CA and press RETURN on your keyboard CONFIG MODIFIED Configuration Modified A set point has been updated and saved Press SILENCE on the touch screen to turn off the audible alarm if so configured If you are accessing the HiSwitch2 system from a terminal type S
16. DETAIL A EXTERNAL MODEM CUSTOMER SUPPLIED INTERCONNECTING CABLE TO SITESCAN SEE NOTES 1 amp 2 p a w d 4 TB51 TB55 TB56 11213 NO CUSTOMER SITESCAN NO CUSTOMER CONNECTION SEE DETAIL B CONNECTION TB55 COMMS BOARD DETAIL B Figure 3 4 Notes 1 Maximum cable length 300 meters with twisted pair cable 0 5 mm 300V minimum 2 Signal voltage 5Vdc current 10 mA 3 Refer to chapter 11 for configuring the comms board 4 All control wiring by others must be run separate from power wiring Control wiring runs should not be combined in the same conduit 5 Refer to control connection location diagram of static tranfer switch for location of comms board 6 All wiring must be in accordance with national and local electrical codes 7 External modem is supplied by others 11 04 Page 3 5 Chapter 3 Optional equipment Installation manual Installation notes Liebert HiSwitch2 Static transfer switch This page is left blank intentionally Page 3 6 11 04 6 Liebert Installation manual Chapter 4 Communication System Static transfer switch Liebert HiSwitch2 Installation notes 4 Chapter 4 Communication System 4 1 Introduction HiSwitch2 enables to use the communication system to send all the most relevant information related to its operating condition in real time its alarm history and its event history depending on the customer s specific requirements If appropriate
17. Progawing Relay 1 z a i cs EC nga 8 Relay 1 CB SHUNT TRIP FAL C82 SHUNT TRIP FAL 1 E thls SN CDb NEUT OPEN CONTACTOR NEUT FAIL CONTROL MCOULE FAL FT ITINERE Sove Cone Figure 11 12 Programmable Relay board dialog box 2 Select your configuration settings Select STANDARD SET to use the settings configured at the factory See Go to step 4 Select USER DEFINED SET to configure your own settings Go to step 3 NOTE If you enter a user defined settings this information is not saved if control power is removed Record the settings in Programmable Relay Board Settings Record at the biginning of this manual 3 To define your relay board settings a Select a Programming Relay b Select an event you want associated with the relay That fault is placed in the Relay column You can associate up to ten 10 events with one relay If you do so you should group the events logically to simplify troubleshooting when an event is triggered 4 Select SAVE to keep the settings 5 Select OK for the applicable Programmable Options Board option in the Comm Options dialog box to activate the settings 11 10 9 Configuring the Network Interface Card An optional Liebert OpenComms Network Interface Card NIC can be installed in the HiSwitch2 to provide Ethernet connectivity via an RJ 45 port Ethernet cabling is the responsibility of the customer Category 5 cabling is required See Chapter 3 Network In
18. The power flow to the load cannot flow through the static transfer switch Press SILENCE on the touch screen to turn off the audible alarm if so configured If you are accessing the HiSwitch2 system from a terminal type SH and press RETURN on your keyboard to turn off the audible alarm This event was written to the Event Log if so configured The alarm has triggered a message to be sent to the modem if so configured If configured to be a latching alarm press RESET on the display If you are accessing the unit from a terminal type CA and press RETURN on your keyboard S1 PHASE ROT ERROR Source 1 Phase Rotation Error A phase rotation error condition exists on Source 1 Check the phase sequence U V W or ABC of Source 1 Transferring to Source 1 has been inhibited Press SILENCE on the touch screen to turn off the audible alarm if so configured If you are accessing the HiSwitch2 system from a terminal type SH and press RETURN on your keyboard to turn off the audible alarm This event was written to the Event Log if so configured The alarm has triggered a message to be sent to the modem if so configured If configured to be a latching alarm press RESET on the display If you are accessing the unit from a terminal type CA and press RETURN on your keyboard S2 PHASE ROT ERROR Source 2 Phase Rotation Error A phase rotation error condition exists on Source 2 Check the phase sequence U V W or ABC of Source 2 Transferring to Source 2 has
19. User s Manual Chapter 8 Operating the Led front panel Static transfer switch Liebert HiSwitch2 INTA 1 amp INTB nd CB1 SW PREF1 7 A LED_PREF1 eS C Em NOXF Lt WS SW PREF2 7 LED PREF2 lt gt IN2A KEY 1 Input Source 1 2 Input Source 2 5 3 Output e ISOLATOR CB5 3a Output dual pe p source 69 ED 29 PREFERRED SOURCE BUTTON AND LED 4 Input source 1 Bypass TRANSFER LOCKED INHIBITED 5 Input source 2 Bypass Figure 8 2 Front panel LEDs and buttons 8 2 4 Button Definitions Button Definition Action SW_PREF1 Source Preferred Push this button to select Source 1 as the preferred source SW PREF2 Source 2 Preferred Push this button to select Source 2 as the preferred source Push this button simultaneously with the NOAUD button to reset an alarm Alarm reset condition An alarm can only be reset if the hardware condition permits a reset Push this button to turn off the horn that is sounded for an alarm This button does not reset an alarm condition unless pushed simultaneously with the ALRMRST button ALRMRST Silence Note A standard key lockout switch is already installed Table 8 2 Table for Button definitions x Aa A L T e NOAUD ALRMRST ALRM Key xd L Button ED AX Alarm Symbol 11 04 Page 8 3 Chapter 8 Operating the Led
20. 11 port This port automatically dials the programmed telephone number when a designated alarm occurs Automatic dial attempts are made to the first phone number at periodic intervals for 30 minutes After that time auto dial attempts are made to the second phone number at periodic intervals for the next 30 minutes The process is repeated until a successful connection is made Upon successful connection the system transmits the status information and then hangs up System status and history information can be requested and date and time can be changed through the modem The modem commands are shown in Chapter 4 Table 4 4 The instructions for configuring the internal modem are provided in Chapter 11 CUSTOMER SUPPLIED INTERCONNECTING CABLE SEE NOTES MODEM LINE COMMUNICATIONS TO TELEPHONE LINE J1A Jl DETAILA RJ 11 CONNECTOR COMMS BOARD Figure 4 1 Notes 1 Internal modem option must be ordered separately 2 Wire size and type telephone cable with RJ 11 plug Connector The length is limited by internet standards 3 Refer to chapter 11 for configuring the internal modem option 4 All control wiring by others must be run separate from power wiring Control wiring runs should not be combined in the same conduit 5 Refer to control connection location diagram of static tranfer switch for location of comms board 6 All wiring must be in accordance with national and local elec
21. 30Z G a Keys supplied inserted in locks Q3 307 OUTPUT Type Description of function To turn switch turn key clockwise Single lock To remove key set switch in the OFF position and turn key anti clockwise 10 X and 20 Y You can release the lock when the key has been removed from the lock along with common key 30Z of the Bypass Switch requiring maintenance work To turn on the Bypass Switch requiring maintenance insert both keys 30Z and either 10X or 20Y and turn them clockwise To remove a key set the switch to the OFF position and turn the key to be removed anti clockwise Double lock 11 04 Page 6 11 Chapter 6 Installation drawings Installation manual Liebert HiSwitch2 Static transfer switch This page is left blank intentionally Page 6 12 11 04 6 Liebert User s Manual Chapter 7 General Description Static transfer switch Liebert HiSwitch2 Principles of operation Part II User s Manual 7 Chapter 7 General Description 7 1 Introduction The HiSwitch2 contains all the equipment necessary to prevent an interruption in power flow to the AC load should your primary source fail 7 1 1 System Description A HiSwitch2 provides an automatic seamless transfer between input power sources to an output load The HiSwitch2 monitors the input sources to ensure each source is operating w
22. 9 2 4 Manual Transfer Preferred Source Selection for LCD touch screen display Option The Source Transfer option Source Xfers in the touch screen menu allows you to select a preferred source Transfers are only permitted when the voltage and current are within their proper operating range and the sources are synchronized The Source Transfer screen indicates the synchronization between the two sources while the voltage and frequency are displayed on the Mimic See Figure below Transfer is inhibited if the deviation exceeds the parameter set in the Source Set Points See User Settings in Chapter 11 WARNING Check the Note in previous section SELECT PREFERRED SOURCE a a x ITE Mee Source lande Source 2 by 2 5 deg SOURCE 1 SouRcE 2 d EFG LOGS SOURCE KFERS STARTUP PROC we PROC meP tow Figure 9 1 Source Transfer Screen To manually select the preferred source 1 Verify that the input isolators Q1 and Q2 are closed 2 Select SOURCE XFERS from the menu bar The Select Preferred Source screen is displayed in the Event Display 3 Check the Mimic to verify that Source 1 and Source 2 input voltages are correct 4 Select SOURCE 1 or SOURCE 2 as your preferred source When conditions are correct the switch transfers the load to the alternate source by selecting the alternate source as the preferred source This source is now monitored as the preferred source throughout the various configurations s
23. Color Graphical Display contains the following features Mimic a graphical diagram of the status of the unit Event controls allow you to reset alarms and turn off audible alarms Event Display displays any active alarm or fault condition in real time Menus provide choices and configuration settings in dialog boxes or information in the display panel Display panel provides additional information depending on the menu choice that was last selected This information includes event help text and startup and bypass procedures Event Controls FE s exce Liebert KEEPING BUSINESS IN BUSINESS Display Panel Event Dis TEN EMERSON Network Power sowcr xFtRS sw UP proc ew proc neip toco J Menu Options Figure 11 2 Touch Screen Display 11 04 Page 11 1 User s Manual Chapter 11 Touch Screen Display Liebert HiSwitch2 Static transfer switch 11 2 Menu Overview The touch screen menu provides access to configuration settings and more device information The CONFIG Configuration and LOGS menus provide multiple choices through pop up menus The SOURCE XFER menu selection allows you to select the preferred source The other menu choices provide information in the display panel The menu choices are discussed later in this manual All programmable functions are preset at the factory to default settings These settings enable the unit to be brought up without the
24. Emerson Network Power AG Switzerland Raeffelstrasse 29 8045 Ziirich tel 41 1 456 50 60 fax 41 1 456 50 70 Emerson Network Power Ltd United Kingdom Fourth Avenue Globe Park Marlow Buckinghamshire SL71YG tel 44 1628 403200 fax 44 1628 403203 The Emerson logo is a trademark and a service mark of Emerson Electric Co Manual Reference number 63100521 B 11 04 printed in Italy
25. HiSwitch2 100 amp 250 A general view essent nnne nnne ennt enne nnns 6 2 HiSwitch2 100 amp 250 A View of cable connections and mechanical details of their terminal bars 6 3 HiSwitch2 400 amp 600 A general view essere enne nennen nennen 6 4 HiSwitch2 400 amp 600 A View of cable connections and mechanical details of their terminal bars 6 5 HiSwitch2 800 amp 1000 A general view eeeeeeeeeeeeeennennnneeennnnenenenenennene nennen retener nennen 6 6 HiSwitch2 800 amp 1000 A View of cable connections and mechanical details of their terminal bars 6 7 HiSwitch2 100 1000 A Auxiliary terminal blocks X1 details for all units ssssss 6 8 Typical options location nennen tnnt nnne nenne nenne nette enne trennen tnnt nnne nnns 6 9 Electrical connections in the HiSwitch2 eese nnne nnne nnne nnns 6 10 Location of keys in HiSwitch2 power switch locks essere 6 11 Part II User s Manual eene 7 1 Chapter 7 General Description 00 0 ceeeseseeseceseseeseeeseseseeesescseseseeacsesesecacaesesesecacsesesesacseacaceesaceesetacaeeteteraeeees 7 1 littoduction PEE EP M 7 1 Sn IDEE T Mr 7 1 HiSwitch2 Static Transfer Switch sse eene eene rnnt nennen nnns 7 2 Jodie Mirco M E 7 2 Automatic Transfer Retransfer
26. Source 1 Isolator 1 Q1 is open CB3 OUTPUT OPEN Output Isolator Q3 is open Input Contact x is an optional alarm input The alarm name can be programmed with an alarm name from the Input Contactor Isolator settings option under the Comm Options INPUT CONTACT 5 See Configuring the Input Contact Isolator Settings in Chapter 11 The alarm is sent to Monitor DSP The LCD logs the alarm with the programmed name Monitor DSP logs it with the generic name which is how it is reported to the SVT query INPUT CONTACT 6 INPUT CONTACT 7 INPUT CONTACT 8 128 CONFIG MODIFIED A set point configuration has changed A 129 ir D The password for touch screen access has been modified and saved 5 gt gt gt gt m m m 130 A GRAMMED The system s time has been reset and saved 131 DATE The system s date has been reset and saved Page 10 4 11 04 gt gt wj tm 6 Liebert User s Manual Chapter 10 Alarm and faults Static transfer switch Liebert HiSwitch2 ALARM MESSAGE DESCRIPTION CAUSE Action REPROGRAMMED gt gt O 132 EVENT LOG CLEARED The event log has been erased A E 133 HIST LOGS CLEARED Both History Logs have been erased A E 134 HIST LOGS FULL Both History Logs have been written and no more history logs can be written i without clearing one of the logs Table 10 1 Note No alarm signal appears on the operator panel display when the external emergency button
27. Verify the breaker status on the Mimic screen 8 Open source input isolator Q1 9 Rotate the interlock key and remove it to lockout the isolator The LED for Q1 turns off LCD Secure the key per your site s lockout tagout procedure OY oes 10 Open the output isolators Q3 and Q3A if supplied to remove power from static switch Page 9 6 11 04 6 Liebert User s Manual Chapter 9 Operating Procedures Static transfer switch Liebert HiSwitch2 The LEDs for Q3 and Q3A if supplied turn off 11 Verify that the output OUT LED is lit Power is now flowing directly from the source to the load without passing through the static transfer switch To return to the normal mode 1 Verify that the LEDs for Source 1 are on indicating that the source is supplying power and is operating within acceptable tolerances 2 Remove the key from Q5 and insert it in the Q1 isolator interlock 3 Rotate key to retract interlock 4 Close source input isolator Q1 The LED for Q1 turns on LCD Verify the Source 1 and Q1 isolator status on the Mimic screen 5 Close the output isolators Q3 and Q3A if supplied The LEDs for Q3 and Q3A are lit LCD Verify Q3 and Q3A isolator status and STS SOURCE 1 and OUTPUT boxes are highlighted on the Mimic screen 6 Open bypass isolator Q4 Rotate keys in Q4 interlock to extend interlock The LED for Q4 is turned off 7 Remove the proper key from Q4 interlock and insert it into Q2 1solator inte
28. alarm This event was written to the Event Log if so configured The alarm has triggered a message to be sent to the modem if so configured If configured to be a latching alarm press RESET on the display If you are accessing the unit from a terminal type CA and press RETURN on your keyboard S1 UV RMS Source 1 Under Voltage slow detection The input voltage from Source remained below a set percentage of the nominal voltage for a designated period as set in the Slow UV Setting and Slow UV Detection Delay set points configured under the User Settings An S1 Fail alarm was also issued and source transfer has been inhibited The load of the HiSwitch2 has been transferred to Source 2 Page 11 20 11 04 6 Liebert User s Manual Chapter 11 Touch Screen Display Static transfer switch Liebert HiSwitch2 Press SILENCE on the touch screen to turn off the audible alarm if so configured If you are accessing the HiSwitch2 system from a terminal type SH and press RETURN on your keyboard to turn off the audible alarm The alarm is latched and must be reset after the voltage returns to the nominal voltage If the Reset option is not configured for AUTO automatic reset then the reset action must be done manually When the voltage is within acceptable parameters touch the RESET button on the touch screen If you are accessing the unit from a terminal type CA and press RETURN on your keyboard This event was written to the Event Lo
29. and anchoring the unit to the floor sse nennen nnns 1 4 Cable entty eee costs eee nu e etn Ge e e quumque eee 1 4 ACCESS p 1 4 Prelimmary Conttols 2 ee eee eae uei dde ai eT REP 1 4 Identification 4 e iie eee retener e eie PROBE RE ES 1 4 Chapter 2 Installation Electrical eese 2 1 Powet c bling ua E eee eh eee ee RWV 2 1 Cable size eene RR TREAT HA RT RR te de deles edente ti isisisi 2 1 Table for determining cable size nnne nnne nnns 2 2 General Notes xot ere eterna tres te ettet tp tro tei QR UH e Pat RS 2 2 Cabl connections uso ceo e deco deoed odes ede denied edit edite diet ete atte dedi e i 2 2 Saltety eartliz xo naeh oe ana nne andina HAE OAM ROR d dde a tue deae 2 2 Protective devices cA AsanAsanRARGnASnA One ie idit eie e e d aD dee eerie ders 2 3 Wiring procedure eed ee dee e EH DR REG I HEC e E re isisa ie SeSe ESE 2 4 Distance from floor to connection point on the CqQUIPMENE eceeeeseseeseseeseeeeseseseseeeeseeeeseeeseeecseseeaeereaeees 2 5 Auxiliary CONNEC ONS ern e araar rS tenete tenente tnnt inet eaaa aa ranr nete 2 6 Introd ctiotiz sete SEA AS A BR SG a SE Ea 2 6 Auxiliary terminal block XT 3 seca enon Sa eas See BARA a AA ek date Sa aiit 2 6 Emergency Slop M 2 7 Power Supply EEA ATAA cass pecs scenes sotseees boos setae ss bees pete esa tse ate eis tes settee elses eters betes eect 2 8 Chapter 3 Optional
30. as events The Event Mask dialog box allows you to set the system s response for specific alarms and faults that are generated The following mask types are available for each event Latch If a latch is enabled for the selected event that event remains active even if the originating event condition clears A latched event may only be cleared by pushing the RESET button ALRMRST on the LED units Dial Out If the selected event is triggered the system automatically calls the specified telephone numbers through the modem For example a page could be sent or an event could be sent to an external terminal via the modem See Chapter 3 for more information on configuring communications options Event Log The selected event is date time stamped and recorded to the Event Log when the event is triggered Audible If the selected event is triggered an audible beeper or horn is sounded by the HiSwitch2 The beeper continues while this event is active or latched or until the SILENCE button NOAUD on the LED units is pushed This button must be pushed with the ALRMRST button on the LED units See Event Masks in Chapter 11 for instructions on setting the mask type via the touch screen display See the Setting Event Masks with the Terminal in Chapter 4 for instructions on configuration using the RS 232 port 11 04 Page 10 1 Chapter 10 Alarm and faults User s Manual Liebert HiSwitch2 Static transfer switch 10 3 Event and H
31. be a latching alarm press RESET on the display If you are accessing the HiSwitch2 system from a terminal type CA and press RETURN on your keyboard S1 GATE DRIVE FAIL Source 1 Gate Drive Failure The gate drive module for an SCR for Source 1 has failed This module is contained on the right side gate driver board Press SILENCE on the touch screen to turn off the audible alarm if so configured If you are accessing the HiSwitch2 system from a terminal type SH and press RETURN on your keyboard to turn off the audible alarm Contact authorised technical support address shown at the beginning of the manual This event was written to the Event Log if so configured The alarm has triggered a message to be sent to the modem if so configured If configured to be a latching alarm press RESET on the display If you are accessing the HiSwitch2 system from a terminal type CA and press RETURN on your keyboard S2 GATE DRIVE FAIL Source 1 Gate Drive Failure The gate drive module for an SCR for Source 2 has failed This module is contained on the left side gate driver board Press SILENCE on the touch screen to turn off the audible alarm if so configured If you are accessing the HiSwitch2 system from a terminal type SH and press RETURN on your keyboard to turn off the audible alarm Contact authorised technical support address shown at the beginning of the manual This event was written to the Event Log if so configured The alarm has triggered a message
32. dry contacts When a contact closes an event is triggered The Input Contact Isolator options are configured through the Input Contact Isolator dialog box which is accessed from the Comm Option dialog box on the touch screen display You also can program the alarm messages through this dialog box See Configuring the Input Contact Isolator Settings in Chapter 11 for instructions on configuring the connections See figures in Chapter 6 for the location of the ICI Figure below shows the wiring details TABLE J51 INPUT CONTACT 1 PIN NO NO CUSTOMER CONNECTION 1 2 3 4 5 6 f 8 9 INPUT CONTACT ISOLATOR BOARD Figure 3 3 Notes 1 Customer control wiring connection points are terminal blocks 1 through 16 See table J51 2 Customer provided normally open dry contacts for user alarm messages 3 Refer to chapter 11 for configuring the input contact isolator board option 4 All control wiring by others must be run separate from power wiring control wiring runs should not be combined in the same conduit 5 Refer to static transfer switch control connection diagram for location of input contact isolator board option 6 Signal voltage 100 mA 12Vdc 7 Maximum cable length 152 meters with 1 5 mm flexible stranded cable 8 All wiring must be in accordance with national and local electrical codes Page 3 4 11 04 O Liebert
33. equipment Installation notes eese nennen 3 1 Tint OG Ct OB D EE 3 1 Remote Source Selection 2 isse ee de Ree Eee eie e e e EHE Seri 3 1 Key Lockout SWHch 55 edet EE A 3 2 Redundant Output Breaker esses entente nennen tnter eene en ennt nnne nnns 3 2 Seismic Floor Anchors sessi nnne nennen tenente trennen tenente nnne nennen nennen 3 2 Proerammable Rel y Bo td 43 Sek BERS SARS hs nd RRA 3 3 Input Contact Isolator Bo rd eee terree siete atncdecesenieedaietesndeceseaeneest 3 4 Comms B Gard 55 28 ER 3 5 Chapter 4 Communication System cccccccssssssseseeseseeseseeseseeseseeseseeaesecsesecsesecseeseseeaesesaeeesaesecaeseeeeeseseeaeeeaeaes 4 1 T trod cti oi sess pM 4 1 RS 232 POrt 4 een E pae ee aie e aee RR RR AE OLOR ER A E e Ete 4 2 Terminal Port Connections ee rr rerea rra aeaaeae n a erre eene nennen tnt Eosi Eia tenere nennen nennen nnns 4 2 Connecting and Using a Terminal sesesesssseseseseeeeeeneenen nennen nnne nennen nnn nennen nnne nnns 4 3 Configuring the HiSwitch2 via the Terminal sss nennen 4 4 Setting Event Masks with the Terminal eese esee teet nt tne retener ieri tiere tetne ni ene nen 4 9 Communications Options 3 rcr re ter ee ree n TH Te Eee eere ee e eee deeds 4 10 Internal modem enean HARRIS I RA EE RE NSi 4 10 Network Interface Card NIC
34. for the HiSwitch2 enables or disables the ability to make changes on the HiSwitch2 The key lockout switch is located on the front of the unit next to the display it is behind the front door but can be operated without opening the front door See figures in Chapter 6 for location of the key lockout switch To disable the changes turn the key to the top of the switch toward the closed padlock To enable changes turn the key to the horizontal position toward the open padlock Changes disabled dy B changes enatied Figure 11 5 Key Lockout Switch 11 3 2 Using the Password If the unit is not equipped with a keylock a password is required when you attempt to Save changes in the CONFIG menu choices Transfer sources Reset active alarms Clear logs When a password is requested a keyboard is displayed on the touch screen After you enter the password select OK The password is case sensitive Password access times out after ten 10 minutes and must be reentered to save changes The time out period cannot be changed To set or reset the password 1 Select SYSTEM SETTINGS from the CONFIG menu 2 Select SYSTEM ID from the SYSTEM SETTINGS menu 3 Click PASSWORD A keyboard is displayed 4 Enter a password The password must be four 4 alpha numeric characters and is case sensitive 5 Click OK 11 4 Mimic Display The Mimic display provides a color diagram of the operation of the HiSwitch2 This disp
35. front panel User s Manual Liebert HiSwitch2 Static transfer switch 8 2 5 Key Lockout Switch A standard key lockout switch for the HiSwitch2 enables or disables all push button inputs except for the alarm silence button The key lockout switch is mounted on the front of the unit See Chapter 6 for the key lockout switch location on each unit To disable the buttons turn the key to the top of the switch toward the closed padlock icon To enable all of the buttons except the alarm silence turn the key to the horizontal position toward the open padlock icon Key Lockout Switch Changes disabled a ef changes enatted Page 8 4 11 04 6 Liebert User s Manual Chapter 9 Operating Procedures Static transfer switch Liebert HiSwitch2 9 Chapter 9 Operating Procedures 9 1 Introduction The HiSwitch2 may be operated under the following conditions e Regular operation The three power isolators input Q1 Q2 and output Q3 are closed and the load is supplied by the preferred mains The bypass isolators Q4 Q5 are open e Switching The preferred mains does not meet the requirements so the load is switched onto the alternative mains on stand by Switching may be automatic or manual e Manual Maintenance Bypass the STS s static switches are off but the load is connected to the mains power supply through one of the two bypasses e Overload The load exceeds the nominal values indicated in
36. in the log 4 Select EXIT to close the History Log The data remains in the log Use CLEAR HLOGS to remove the data from both history logs Page 11 14 11 04 6 Liebert User s Manual Chapter 11 Touch Screen Display Static transfer switch Liebert HiSwitch2 NOTE Event and History Logs are protected by security The password or a disabled key lockout is required on such equipped units to clear these logs 11 10 14 Source Transfers The Source Transfer choice SOURCE XFERS allows you to manually select a preferred source To switch the primary source refer to the instructions in Manual Transfer Preferred Source Selection in Chapter 9 11 10 15 Startup Procedure You can access instructions for starting the HiSwitch2 from the menu bar From the menu bar select STARTUP PROC These instructions are also provided in Chapter 9 Normal System Turn On for Color Graphical display units and for LED Display units 11 10 16 Bypass Procedure You can access instructions for bypassing the static transfer switch from the menu bar From the menu bar select BYP PROC The instructions are provided in the display panel Bypass procedures are also discussed in Chapter 9 Maintenance Bypass for Color Graphical display units and for LED Display units 11 10 17 Help You can select an event in the Event Display to display more information about that event in the Display Panel This same help is also available in next section
37. indicated event Latches A latched alarm remains displayed until the alarm condition has cleared and the RESET ALRMRST button has been pressed E By default all faults and alarms are written to the Event Log Changing this setting is only available for the LED units and is set through the RS 232 port See Setting Event Masks with the Terminal in Chapter 4 All of these functions except Freeze can be reconfigured to trigger for each event using the Event Mask option See Event Mask in this chapter The Freeze function is hard coded and cannot be changed for an event If the front panel of your HiSwitch2 contains LEDs and push buttons instead of the touch screen interface you can view these messages via the RS 232 port See Connecting and Using a Terminal in Chapter 4 for the commands to view the event messages on a PC terminal An LED is used to indicate the presence of any active fault or alarm Refer to Operating the LED Display HiSwitch2 in Chapter 8 for more information about the LEDs Cm AramwMESSAGE rscunoNCAUE Aen 001 S1 SCR SHORT One or more of the SCRs for Source 1 have shorted and failed D F A E PRIMARY FAN FAIL A primary cooling fan has failed and the unit is now being cooled by a secondary fan which is not monitored A e es MODULE Control logic module has failed I PWR SPLY DC A FAIL Power supply DC bus A has failed PWRSPLYDCBFAIL Power supply DC bus B has failed IN E SPERA Power sup
38. is closed and the User Settings dialog is displayed 7 Select MANUAL MAX XFER PHASE ANGLE A keypad is displayed This setting configures the maximum allowed phase difference between the sources and applies to all manual transfers as well as any auto retransfer a Configure this setting with a range of 1 30 degrees The default setting is 15 degrees and the resolution is 1 deg b Select OK to save the setting The setting is now displayed in the adjacent field in the User Settings dialog box 8 Select FREQUENCY TRIP POINT A keypad is displayed This choice verifies that the source is running at the proper frequency This choice sets the frequency deviation in the frequency that triggers the frequency trip point alarm The frequency deviation setting is the allowable frequency variation from nominal 50 0 or 60 0 Hz before activating the frequency deviation alarm The frequency setting applies to both input sources a Configure this setting with a range of 0 1 3 0 Hz The default setting is 0 5 and the resolution is 0 1 b Select OK to save the setting 9 Select RETRANSFER DELAY A keypad is displayed With the secondary source being used this setting sets the length of time the switch waits until attempting to transfer back to the preferred source a Configure this setting with a range of 1 to 60 seconds The default setting is three 3 seconds and the resolution is 1 second b Select OK to save the setting The setting is now
39. is configured under the User Settings To configure the set points for each source 1 Select SOURCE 1 2 SET POINTS from the User Settings dialog box The Source 1 2 Set Points dialog is displayed SumeliZiePns Sect Saura 1 2 Fast uy Setirgs x Siow UV Satings Siow UV Detection Dalay Eye lll OV Saetings IX OV Detection Daley 14 Cycles V PK Kier Lockout emp Save Caral Figure 1 8 Source Set Points 2 Select 1 to configure the settings for Source 1 3 Configure the settings using the keypad or dialog box that is displayed when you touch a button 4099 900 0 Fast UV Setting 10 to 30 of 20 Set in increments of 1 Nominal voltage rating l Slow UV Setting 5 to 22094 Set in increments of 1 Slow UV detection delay 1 60 cycles Units Line Cycle OV Setting 96 5 to 20 Set in increments of 1 OV detection Delay 1 255 cycles Units 1 4 Line Cycle es 0 3 0 multiplied by 2 5 Unit I peak xfer lockout detection point I PK Xfer Lockout Current Rating Units Amps RMS Select the HI or the unit current rating LO buttons to configure your setting Table 11 1 Page 11 6 11 04 6 Liebert User s Manual Chapter 11 Touch Screen Display Static transfer switch Liebert HiSwitch2 4 Select 2 for Source 2 5 Configure the settings as described in step 3 6 Select SAVE to keep the settings for both sources The Set Points dialog
40. is lit If the alarm LED is lit check the alarm messages on a PC terminal Correct alarm conditions before attempting a source transfer NOTE 2 When the remote source selection option Remote Control is activated a change of state Remote Preferred Source Selection may initiate a transfer 1f the appropriate contacts are closed See Figure 3 1 2 Verify that the LEDs are lit for both sources indicating power is present and within acceptable tolerances 3 Verify that the LEDs for the SCRs STS1 and HiSwitch2 are lit 4 Verify that the input isolators Q1 and Q2 are closed Verify that their respective LEDs are lit 5 Push the Preferred Source button for the desired source See Figure 8 2 The Preferred Source LED PREFx LED turns on for that source When conditions are correct the switch transfers the load to the alternate source by selecting the alternate source as the preferred source This source is now monitored as the preferred source throughout the various configurations set up through the PC terminal 6 Check the LEDs to verify that the correct source is designated as the preferred source and that the input source changes to the desired source and the output OUT LED remains lit If your system contains the LCD touch screen display option instead of the LED front panel refer to following section 11 04 Page 9 3 Chapter 9 Operating Procedures User s Manual Liebert HiSwitch2 Static transfer switch
41. need to enter all selectable parameters The menus allow the settings to be customized LOGS SOURCE XFERS STARTUP PROC EVP PROC HELP CONFIG System Rating Event Log Event Masks History Log 1 User Settings History Log 2 System Settings omm Options ystem Options ystem ID Figure 11 3 Menus Some menu choices display a keyboard or keypad on the touch screen Enter data on the touch screen Click OK to save the data that you have entered Use the back arrow button to delete unwanted characters This button functions like a backspace key on a keyboard KEYOOARD ENTRY TOOL Figure 11 4 Keyboard and Keypad displays Page 11 2 11 04 6 Liebert User s Manual Chapter 11 Touch Screen Display Static transfer switch Liebert HiSwitch2 11 3 Security Because the HiSwitch2 Color Graphical Display provides access to various configuration and monitoring choices a password or key lockout switch may be used to protect access to certain changes including Change configuration settings Clear logs Make a source transfer Reset an alarm Without entering the password or enabling changes with the key lockout switch you still can View the display including the mimic status and event help View logs View the startup and bypass procedures Use the SILENCE button to turn off the audible alarm 11 3 1 Using the standard Key Lockout Switch A standard key lockout switch
42. need to set two of the choices after the unit is installed Wye Output Transformer and Remote Source Selection Select SYSTEM OPTIONS from the System Settings Menu The System Options dialog box is displayed An option is enabled by selecting YES An option is disabled by selecting NO Syiten Optans Dual Cutput Breaker YES wo Pou YES wo 4 Pole Trassfar Swich YES m Stunt Trip YES e Wye Output Trarsfonmar YES Fas Remo Source Salect YES no Figure 11 13 System options Dual Output Breaker This selection is set at the factory The choice is set to YES to enable both output isolators Q3 and Q3A when two are installed in the unit If only one output isolator Q3 is installed the setting is set to NO PDU This selection is set at the factory This setting allows the LCD to draw the Mimic accordingly and display PDU specific metering and alarm information 4 Pole Transfer Switch This selection is set at the factory to indicate whether the system is a 3 or 4 pole unit Shunt This selection is set at the factory Wye Output Transformer The Wye Output Transformer controls the firing of the SCRs on startup which minimizes the inrush into PDU transformers Output isolators and PDU input isolators have to be closed when you start up the system Based on whether the input side of the PDU transformer is configured as a Wye or Delta changes the firing sequence of the SCRs If the HiSwitch2 is connected to a PDU configured a
43. not already full This event was also written to the Event Log if so configured Ifthis alarm is configured to automatically reset under the set points for User Settings the alarm clears itself when the I Peak condition clears If this alarm is set for manual reset mode the alarm continues to show as active after the current returns to nominal still inhibiting transfers You will need to manually reset the alarm If configured to be a latching alarm press RESET on the display If you are accessing the unit from a terminal type CA and press RETURN on your keyboard The alarm has triggered a message to be sent to the modem if so configured SOURCES OUT OF SYNC Sources out of synchronization The phase difference between Source 1 and Source 2 has exceeded the deviation as set for MANUAL MAX XFER PHASE ANGLE under User Settings A manual transfer cannot take place while the sources are not synchronized Press SILENCE on the touch screen to turn off the audible alarm if so configured If you are accessing the HiSwitch2 system from a terminal type SH and press RETURN on your keyboard to turn off the audible alarm The event was written to the Event Log if so configured The alarm has triggered a message to be sent to the modem if so configured If configured to be a latching alarm press RESET on the display If you are accessing the unit from a terminal type CA and press RETURN on your keyboard LOAD ON ALT SOURCE HiSwitch2 load on the alternat
44. static switch is connected to the output isolator Q3 With the exception of the manual maintenance bypass isolators Q4 and Q5 all the other isolators illustrated must be closed during regular HiSwitch2 operation 11 04 Page 7 5 Chapter 7 General Description User s Manual Principles of Operation Liebert HiSwitch2 Static transfer switch 7 2 2 Typical HiSwitch2 configuration in a dual bus power supply system The example in figure 7 3 illustrates dual bus wiring The load with a single input is supplied by a static transfer switch which takes the power required from the output of a UPS system The two UPS systems are synchronised with the HiSynch option Bypass Bypass supply supply Input Input Input Rectifier 56 i Rectifier saiia LIPS aneco u i A E al Y As Zi EZA Hisynch fe s Y ne we 4 i l e e e HISWITCH2 e Ep i v Load 1 HISWITCH2 Na NA PX PX Figure 7 3 Typical HiSwitch2 configuration in a dual bus power supply system Page 7 6 11 04 Liebert User s Manual Chapter 8 Operating the Led front panel Static transfer switch Liebert HiSwitch2 8 Chapter 8 Operating the Led front panel 8 1 Introduction
45. system transmits a present status data including all active alarm messages After transmission the modem automatically hangs up and returns to the auto answer mode To configure the modem 1 Select MODEM from the Comm Options menu The Modem dialog box is displayed Moder Typa INT Pinay Line Sacotdasy Lite int Sting Baud Rak Moden Haa Check Auto Dia in Auto Cai ut Figure 11 10 Modem Dialog Box 2 Select the type of modem that the HiSwitch2 will be using Select INT if the HiSwitch2 will be communicating via an internal modem Select EXT if the HiSwitch2 will be communicating via an external modem 3 Select the PRIMARY LINE choice to enter the primary telephone number for the modem to dial when an alarm is triggered 4 Enter the number in the keypad dialog box 5 Select OK to save the telephone number The number is displayed in the field adjacent to the Primary Line choice 6 Select the SECONDARY LINE choice to enter the secondary telephone number for the modem to dial when an alarm is triggered 7 Enter the number in the keypad dialog box 8 Select OK to save the telephone number The number is displayed in the field adjacent to the Secondary Line choice 9 Select INIT STRING to configure the initialization string This string configures the parameters of the modem This setting only needs to be configured if an external modem is used Check your modem s documentation for this s
46. the Input Contact Isolator settings Total the sum of all the events currently logged 10 3 2 History Log When a designated major alarm occurs the History Status buffer is frozen capturing 64 sequential frames before and after the alarm condition When the History Status buffer is frozen a History Log is created Two History Logs are available to track major alarms This log includes the triggering event plus the surrounding events and the system voltages currents frequency power source selection and breaker positions at the time of the event The History Log displays the 64 sequential frames in 4 millisecond intervals of the Present Status screens surrounding the event If you are viewing the log from the touch screen the Mimic and the Event Display show the data that was present as the alarm was triggered The data is displayed as frames are played The History Log allows you to replay the events leading up to the alarm and the events right after the alarm to see the status of the switch at that time and diagnose the cause of the alarm The History Log is triggered when certain events are tripped that have the Freeze option enabled You can run through the frames sequentially The sequence of the events is identified by date time and frame number The History Log frames are stored in a nonvolatile memory buffer that is continuously overwritten until a designated fault condition occurs When the fault occurs to trigger a freeze t
47. the SPT command these items denote which features are ENABLED 17 Critical Option Enabling 18 Non Critical Option Enabling The value parameter settings are in the form of a bit packed word in hexidecimal notation In other words each bit indicates a particular setting for the option or feature The bit assignments for the options and features are as follows Options 1 bitO HasExternalPrecisionTimeSource bit HasSFA bit2 HasRemoteSourceSelect bit3 i not used set to 0 bit4 asWyeOutputXfmr through Comms Options 1 bito HasOpenCommsbDigitalOutputBrd 2 bitl HasRemoteStatusPanelBrd 1 bit2 HasNIC bitl 1 not used set to 0 bit3 bit4 bit5 not used set to 0 bitl4 EnableDialIn bit6 bit7 HasOpenCommsDigitalInputBrd EnableDialOut bit8 HasOpenCommsDigitalOutputBrd 1 Comms Options 2 bitO EnablePager bitl EnableOCDINormallyClosed bit2 3 OCDOIAssignment 0 User Defined 1 Standard Set or 2 AS400 Bit4 5 OCDO2Assignment 0 User Defined 1 Standard Set or 2 AS400 Bit6 not used set to 0 throug h bit15 Critical Option Enabling bitO EnableManual IPeakReset bitl EnableAutoRestart Bit2 not used set to 0 throug hbitl5 11 04 Page 4 7 Chapter 4 Communication System Installation manual Installation notes Liebert HiSwitch2 Static transfer switch Non Critical Option Enab EnableAutoReXfer Bitl not used set to 0
48. the power supply connections Also connect the safety earthing cable to the earth of all other devices in the system Note Earthing connections and neutral connections must comply with the applicable local regulations and standards Mains 1 incoming power connections 4 Connect the MAINS 1 AC power cables to the bus bars on input 1 terminals U1 V1 W1 of the HiSwitch2 and tighten the connections to the torque specified in Table 2 1 on the basis of size The Neutral cable must be connected to the input bus bar identified as terminal N see Note page 1 1 CHECK FOR CORRECT PHASE ROTATION Mains 2 incoming power connections 5 Connect the MAINS 2 AC power supply cables to the bus bars on input 2 terminals U2 V2 W2 of the HiSwitch2 and tighten the connections to the torque specified in Table 2 1 on the basis of size The Neutral cable must be connected to the input bus bar identified as terminal N see Note page 1 1 CHECK FOR CORRECT PHASE ROTATION Page 2 4 11 04 o Liebert Installation manual Chapter 2 Installation Electrical Static transfer switch Liebert HiSwitch2 Output connections 6 Connect the output cables between the output bars U3 V3 W3 N of the HiSwitch2 and the load distribution panel and tighten connections to the torque specified in Table 2 1 on the basis of size CHECK THAT PHASES ARE CONNECTED IN THE RIGHT ORDER If the load cannot be connected to the system check that the power c
49. to RS 232 levels with a data format of 9600 Baud 1 start bit 8 data bits and no parity bits The serial port is 1000 Volt DC isolated non SELV and ESD protected to 15kV air discharge The connector is a 6 Pin MTA plug with connections shown below MTA Plug Pinout Service Terminal port ISO GND Isolated service terminal ground ISO TXD Isolated service terminal transmit output ISO RXD Isolated service terminal receive input 5 NC No Connection Table 4 1 A DB9 male connector is added and connected parallel to the 6 position header It is configured as DTE DB9 Pinout Function Comments I NNNM E MN ISO GND Isolated service terminal ground Table 4 2 Notes 1 RS 232 Communication through DB9 connector 4 s A 2 Connector accessible with front door opened Connector must be removed prior to closing door eeeee 2345 TXD RXD GND DB9 CONNECTOR DETAILA Page 4 2 11 04 O Liebert Installation manual Chapter 4 Communication System Static transfer switch Liebert HiSwitch2 Installation notes RS 232 Interface Parameters The service terminal interface parameters are the following settings and cannot be changed erota 8 Table 4 3 4 2 2 Connecting and Using a Terminal An RS 232 connection can be used to connect the HiSwitch2 to either a terminal or a PC running terminal emulation software If you are unsure of the cable pin out see Terminal Port in previous section 1 Con
50. to be sent to the modem if so configured If configured to be a latching alarm press RESET on the display If you are accessing the unit from a terminal type CA and press RETURN on your keyboard INTERNAL COMM FAIL Internal CAN Communications Failed Communications have failed in the CAN bus between the control board and the touch screen control Press SILENCE on the touch screen to turn off the audible alarm if so configured If you are accessing the HiSwitch2 system from a terminal type SH and press RETURN on your keyboard to turn off the audible alarm Contact authorised technical support address shown at the beginning of the manual This event was written to the Event Log if so configured The alarm has triggered a message to be sent to the modem if so configured 11 04 Page 11 19 Chapter 11 Touch Screen Display User s Manual Liebert HiSwitch2 Static transfer switch If configured to be a latching alarm press RESET on the display If you are accessing the unit from a terminal type CA and press RETURN on your keyboard EXTERNAL COMM FAIL External Communications Failed Communications have failed between the control board and the CAN options Press SILENCE on the touch screen to turn off the audible alarm if so configured If you are accessing the unit from a terminal type SH and press RETURNRETURN on your keyboard to turn off the audible alarm Contact authorised technical support address shown at the beginning of the manual
51. type CHL and press RETURN to clear the History Logs Press SILENCE on the touch screen to turn off the audible alarm if so configured If you are accessing the HiSwitch2 system from a terminal type SH and press RETURN on your keyboard to turn off the audible alarm The event was written to the Event Log if so configured The alarm has triggered a message to be sent to the modem if so configured If configured to be a latching alarm press RESET on the display If you are accessing the unit from a terminal type CA and press RETURN on your keyboard 11 04 Page 11 27 Static Transfer Switch Liebert HiSwitch2 User s Manual 11 04 O Liebert Liebert HiSwitch2 User Manual Static transfer switch NOTES 11 04 Liebert HIROSS Headquarters Via Leonardo da Vinci 8 35028 Piove di Sacco PD Italy tel 39 049 9719111 fax 39 049 5841257 www liebert hiross com info liebert hiross com High Performance Air Conditioning Via Leonardo da Vinci 8 35028 Piove di Sacco PD tel 39 049 9719111 fax 39 049 5841257 info hpac liebert hiross com Uninterruptible Power Supply UPS Via Gioacchino Rossini 6 20098 San Giuliano Milanese MI tel 39 02 98250 1 fax 39 02 98250337 info ups liebert hiross com Liebert HIROSS Services Via Leonardo da Vinci 8 35028 Piove di Sacco PD Italy tel 39 049 9719111 fax 39 049 9719045 service lieber
52. unit required for air exhaust beeen r 3 Control cable entry SWITCH D 4 Power cable entry 5 Center gravity Keep cabinet within 15 deg of vertical while handling 6 Detail A O o Threaded mounting holes used for seismic anchoring or floor stand Note if floorstand is used the weight of the unit must be supported under all casters i Ed S Each mounting location is supported by 2 10 ga 135 galvanized steel The FRONT FRONT VIEW LP i BOTTOM VIEW Zi 12MM AA Ft _ SIDE VIEW threaded 12mm insert is approx 19mm deep Mounting bolts must be threaded into unit mounting holes from underneath unit base All dimensions are in millimeters 12MM DIA THREADED MOUNTING HOLE 8 TYP SEE NOTES 6 ET N S Mo XC LEVELER MAX DOOR SWING 180 TYP FRONT TOPVIEW O DETAIL A FRONT OF UNIT SHOWN WITHOUT SIDE PANEL Page 6 6 11 04 O Liebert Installation manual Static transfer switch Liebert HiSwitch2 Chapter 6 Installation drawing SOURCE 1 INPUT j u1 wade A V1 li 6 wi m E I AO EM m z s NEUTRAL BUS ay J Wes o DTE Ney e SECTION A A 6 1 6 HiSwitch2 800 amp 1000 A View o
53. was written to the Event Log if so configured The alarm has triggered a message to be sent to the modem if so configured If configured to be a latching alarm press RESET on the display If you are accessing the unit from a terminal type CA and press RETURN on your keyboard HEAT SINK OVERTEMP Heat Sink Over Temperature The system heat sink temperature has exceeded the design limits Take immediate steps to cool the unit Remove obstructions from the air inlet in the front of the unit Remove and replace the air filter behind the front door A standard furnace filter can be used Press SILENCE on the touch screen to turn off the audible alarm if so configured If you are accessing the HiSwitch2 system from a terminal type SH and press RETURN on your keyboard to turn off the audible alarm This event was written to the Event Log if so configured The alarm has triggered a message to be sent to the modem if so configured S1 UV Source 1 Under Voltage fast detection The input voltage from Source 1 dropped below a set percentage of the nominal voltage as set in the Fast UV set point under the User Settings An S1 Fail alarm was also issued and source transfer has been inhibited The load of the HiSwitch2 has been transferred to Source 2 Press SILENCE on the touch screen to turn off the audible alarm if so configured If you are accessing the HiSwitch2 system from a terminal type SH and press RETURN on your keyboard to turn off the audible
54. 11 10 11 10 7 Configuring the Input Contact Isolator ICI settings sees 11 10 11 10 8 Configuring the Programmable Relay Board Settings sse 11 11 11 10 9 Configuring the Network Interface Card sss nennen 11 12 11 10 10 SiteScan Configuration nennen nennen nnne eren enne nenne nnns 11 12 11 10 11 Saving Your Communications Configurations esses 11 12 T3 10 12 System Options nude RR IER RI NEAR qae 11 13 TLITO13 TE 11 14 T1104 SSoufce Ttansfers son ep eH RUP ERAN ERE Rip RN Ued aed ERE REPE AIe ere S Pe SERIES 11 15 1TO I5 Startup Procedure eec EE Ge IERI OTT IRURE eens EI EG eet 11 15 11 10 16 Bypass Pfocedureaz ooo de ee E E ERREUR tt 11 15 AGAT CI REPETI RE 11 15 11 10 18 LORO i ieteeeteeetteeneeeeemenmeseneeenemeneeonemoieseeteecter tei eer teie trie ie tecto tetro tesns 11 15 11 11 Cleaning the LCD Touch Screen sese nnnns 11 15 11 12 Operating instructions for the Touch Screen Interface sse 11 15 11 13 EVENT MESSAGE HELP TEXT 0 eecssssssesssesecececscesececscscececcseseseseseseseseseseserereresesesesesererereneeeeeeeeees 11 16 11 04 Page xi Static Transfer Switch Liebert HiSwitch2 User s Manual Input Contact Isolator Settings Record The Input Contact Isolator board ICI provides an HiSwitch2 module interface for up to eight external user alarm o
55. 18 Non Critical Option Enabling Bitpacked See next section Setting Bitpacked Options with the Terminal Event Mask settings for faults Event Mask 63 64 to Event Mask settings for alarms 143 Value Notes Set per system spec Desired freq x 10 600 60 Hz Not supported at this time 14 Character max 8 Character max 14 Character max 20 Character max 10 Character max 0 2400 1 9600 amp 2 19200 bps See section Setting Bitpacked Options with the Terminal Integer In of nominal below nominal In number of lines cycles In 96 of nominal above nominal In 1 4 lines cycles x 10 In 96 of nominal below nominal In number of lines cycles In 96 of nominal above nominal In 1 4 lines cycles x 10 In degrees Freq in Hz x 10 In seconds Range 1 10 See section Setting Event Masks with the Terminal Page 4 6 Table 4 6 Group Settings and Values 11 04 O Liebert Installation manual Chapter 4 Communication System Static transfer switch Liebert HiSwitch2 Installation notes 4 2 3 4 Setting Bitpacked Options with the Terminal Five sets of options and features settings are available through the terminal to control the system operation Under System Settings for the SPT command these items denote which options are INSTALLED 6 Options 1 14 Comms Options 1 15 Comms Options 2 Under User Settings for
56. 180 TOP VIEW NOTES 1 Air intake area Do not block air filter 2 Air exhaust 457 mm min clearance above unit required for air exhaust 3 Control cable entry 4 Power cable entry 5 Center gravity Keep cabinet within 15 deg of vertical while handling 6 Detail A Threaded mounting holes used for seismic anchoring or floor stand Note if floorstand is used the weight of the unit must be supported under all casters Each mounting location is supported by 2 10 ga 135 galvanized steel The threaded 12mm insert is approx 19mm deep Mounting bolts must be threaded into unit mounting holes from underneath unit base All dimensions are in millimeters 12MM DIA THREADED MOUNTING HOLE 4 TYP SEE NOTE 6 o LEVELER FRONT OF UNIT SHOWN WITHOUT SIDE PANEL DETAIL A Page 6 2 11 04 O Liebert Installation manual Static transfer switch 6 1 2 Liebert HiSwitch2 HiSwitch2 100 amp 250 A View of cable connections and mechanical details of their terminal bars Chapter 6 Installation drawing 1 i I GROUND BUS FRONT VIEW n gia0 INPUT OUTPUT BUS RIGHT SIDE VIEW 13 os 0 Ou NEUTRAL BUS Q3A OPTIONAL WITH FRONT PANELS REMOVED SX Mc SOURCE 1 INPUT SOURCE 2 INPUT U1 U2 J ig go v v2 p oS i 29 w
57. 4 Select SAVE to keep the modem configuration settings 15 Select YES in the Comm Options dialog box to activate the settings You are returned to the Comm Options dialog box 11 10 6 Configuring Pager Support Pager support will be implemented in an upcoming update of the system This support will trigger the system to call a pager when specified events occur This menu choice will allow you to enter the telephone number and PIN for the pager that you want the system to call 11 10 7 Configuring the Input Contact Isolator ICI settings The Input Contact Isolator ICT is an optional eight channel input board for up to eight external user alarm or message inputs to be routed to the static transfer switch s alarm network The contact is set to either be normally open or normally closed When a contact closes or opens an event is triggered See Chapter 3 Input Contact Isolator Board for more information on the ICI The Input Contact Isolator options are configured through the Input Contact Isolator dialog box which is accessed from the Comm Options dialog box The Input Contact Isolator dialog box contains eight choices to match the eight channel input board You can label each button to identify the event associated with the contact When the dialog box is accessed each button flashes to display the Input Contact Isolator number and the user entered label This label also appears in the Display Panel when an event related to an Input Isolator
58. A pair of buttons allows you to turn off the horn and reset the alarm Figure 8 1 LED front panel SW_PREF1 SW_PREF2 ALRMRST NOAUD ALRM Be G2 bo 11 04 Page 8 1 Chapter 8 Operating the Led front panel User s Manual Liebert HiSwitch2 Static transfer switch 82 3 LED Definitions The following table defines what item that these LEDs monitor LED Item Monitored Action A green LED is lit if the Source 1 input power is present This LED only indicates that power is present to the power supply it does not indicate 1f the power is within the programmed tolerances of the unit 1 Source 1 input present A green LED is lit if the Source 2 input power is present This LED only indicates that power is present to the power supply it does not indicate if the power is within the programmed tolerances of the unit CB1 Q1 Isolator 1 A green LED is lit if Q1 Input isolator 1 is closed indicating E power is flowing to the static transfer switch from Source 1 CB2 Q2 Isolator 2 A green LED is lit if Q2 Input isolator 2 is closed indicating ii power is flowing to the static transfer switch from Source 2 INIB Source 1 baramet rs A green LED is lit if Source 1 power is within the programmed P tolerance for all phases 6 INB Source parameters A green LED is lit if Source 2 power is within the programmed tolerance for all phases 7 STSI1 Source 1 SCRs A green LED is
59. Connector is triggered The Input Contact Isolator dialog box allows you to Label the input contact assignments for your setup Set the delay for an external event triggering an alarm Review the isolator contact assignments once the labels are entered The delay allows you to set the number of seconds which a condition needs to persist to trigger an alarm These input alarms can also be configured to activate a programmable relay output which is discussed in Configuring the Programmable Relay Board Settings in Chapter 3 To configure the Input Contact Isolator relays 1 Select INPUT CONTACT ISOLATOR from the Comm Options menu The Input Contact Isolator dialog box is displayed Irgut Cortact koletor INPUT CONTACT ot DELAY INPUT CONTACT 02 DELAY INPUT CONTACT 02 DELAY INPUT CONTACT 04 DEL INPUT CONTACT 05 DELAY INPUT CONTACT 06 DELAY PUT CONTACT 07 OFLay INPUT CONTACT 08 Onay Figure 11 11 Input contact isolator dialog box 2 Select INPUT CONTACT 1 A keyboard is displayed to allow you to enter the name of the alarm 3 Enter the name of the alarm set for that input For example a fan problem could be indicated by naming the button FAN 4 Select OK on the keyboard to keep your label 5 Select DELAY A keypad is displayed prompting you for a delay time in seconds for a condition to exist before the alarm is triggered Page 11 10 11 04 6 Liebert User s Manual Chap
60. H and press RETURN on your keyboard to turn off the audible alarm The event was written to the Event Log if so configured The alarm has triggered a message to be sent to the modem if so configured If configured to be a latching alarm press RESET on the display If you are accessing the unit from a terminal type CA and press RETURN on your keyboard PASSWORD CHANGED Access Password Changed The password for accessing the HMI touch screen options has been updated and saved Press SILENCE on the touch screen to turn off the audible alarm if so configured If you are accessing the HiSwitch2 system from a terminal type SH and press RETURN on your keyboard to turn off the audible alarm The alarm has triggered a message to be sent to the modem if so configured The event was written to the Event Log if so configured If configured to be a latching alarm press RESET on the display If you are accessing the unit from a terminal type CA and press RETURN on your keyboard Page 11 26 11 04 6 Liebert User s Manual Chapter 11 Touch Screen Display Static transfer switch Liebert HiSwitch2 TIME REPROGRAMMED System Time Reprogrammed The system s time setting has been updated and saved Press SILENCE on the touch screen to turn off the audible alarm if so configured If you are accessing the HiSwitch2 system from a terminal type SH and press RETURN on your keyboard to turn off the audible alarm The event was written to the Event
61. HiSwitch2 and quickly assess problems The Color Graphical Display provides a menu driven operator interface and a display of system information status information a one line diagram Mimic of the HiSwitch2 active alarms and alarm history information The menu selections provide control of the preferred source manual transfer initiation Buttons provide for audible alarm silence and reset Through the touch screen specific voltage current and environmental parameters can be configured to trigger events that can sound an alarm write to a history log and either transfer sources or inhibit a transfer Preferred input source selection alarm reset and alarm silencing are done through buttons on the touch screen or push buttons with the LED display 11 04 Page 7 1 Chapter 7 General Description User s Manual Principles of Operation Liebert HiSwitch2 Static transfer switch UPS UPS2 v zx LOAD Figure 7 1 HiSwitch2 block diagram The simplest way of creating a dual bar system is represented by the Load Bus Sync HiSynch option which permits synchronisation of two or more UPS systems even when running on the battery or powered by electricity generating units which are not synchronised Each UPS supplies its own distribution unit connected up to it downstream so that each element in the load may be connected to either With the HiSwitch2 any connected load may be switched between supplies so that one UPS and its distributi
62. Log if so configured The alarm has triggered a message to be sent to the modem if so configured If configured to be a latching alarm press RESET on the display If you are accessing the unit from a terminal type CA and press RETURN on your keyboard DATE REPROGRAMMED System Date Reprogrammed The system s date setting has been updated and saved Press SILENCE on the touch screen to turn off the audible alarm if so configured If you are accessing the HiSwitch2 system from a terminal type SH and press RETURN on your keyboard to turn off the audible alarm The event was written to the Event Log if so configured The alarm has triggered a message to be sent to the modem if so configured If configured to be a latching alarm press RESET on the display If you are accessing the unit from a terminal type CA and press RETURN on your keyboard EVENT LOG CLEARED Event Log Cleared All past alarms and faults are no longer recorded in the system s event log Press SILENCE on the touch screen to turn off the audible alarm if so configured If you are accessing the HiSwitch2 system from a terminal type SH and press RETURN on your keyboard to turn off the audible alarm This event was written to the Event Log if so configured The alarm has triggered a message to be sent to the modem if so configured If configured to be a latching alarm press RESET on the display If you are accessing the unit from a terminal type CA and press RETURN on your ke
63. SWITCH STS BEFORE WORKING ON THIS CIRCUIT Wa Support Information If you require assistance for any reason please have the following information available Model and size Part number Serial number Date installed Location Voltage amp Frequency Page viii 11 04 O Liebert User s Manual Liebert HiSwitch2 Static Transfer Switch 1 1 1 2 1 1 2 2 1 2 3 1 3 1 3 1 1 3 2 1 3 3 1 3 4 1 3 5 1 3 6 1 3 7 1 3 8 1 4 1 2 1 1 3 1 8 4 1 4 2 4 2 1 4 2 2 4 2 3 4 2 4 4 3 4 3 4 3 2 4 3 3 4 3 4 4 3 5 Contents Part I Installation Manual sese 1 1 Chapter 1 Installation Procedure sssesesseseseseeseeeeenn entente enne nnne nennen nennen nnns 1 1 ipei 1 1 Environmental considerations ener entente nennen tnnt A nnne nnne nnne nnns 1 2 Lo cation ofthe HiSwitch2 ead asociada dea amd ago d ande etiedutih 1 2 Heat ODU eoa T 1 2 COOLING eeen ieii EEE EEEE EEEE EE EEEE iE E AS EREKE S E EE Ei EE EEES E eases 1 2 Mechanical Considerations sessi eee 1 3 System omponetitsa ot estreno tendresse dme ult ot ee o EDU M NE CIEL ieee ahaa 1 3 Frame and Enclos re RR a NI NR RR QR RU ERgadel 1 3 Moving the cabinets RR RR RR RR RR RW END RR NEU 1 3 Clearances eee n TR TREAT ATTE Rte tede erede e AT EAT TH E 1 3 Placing it in the operative position enne 1 3 Leveling
64. Source 1 has shorted Transferring between sources has been inhibited Contact authorised technical support address shown at the beginning of the manual Press SILENCE on the touch screen to turn off the audible alarm if so configured If you are accessing the HiSwitch2 system from a terminal type SH and press RETURN on your keyboard to turn off the audible alarm This event and the system status surrounding it have been written to a History Log if the History Logs were not already full This event was also written to the Event Log if so configured The alarm has triggered a message to be sent to the modem if so configured S2 SCR SHORT Source 2 SCR Short One or more of the SCRs for Source 2 has shorted Transferring between sources has been inhibited Contact authorised technical support address shown at the beginning of the manual Press SILENCE on the touch screen to turn off the audible alarm if so configured If you are accessing the HiSwitch2 system from a terminal type SH and press RETURN on your keyboard to turn off the audible alarm This event and the system status surrounding it have been written to a History Log if the History Logs were not already full This event was also written to the Event Log if so configured The alarm has triggered a message to be sent to the modem if so configured S1 SCR OPEN Source 1 SCR Open One or more SCRs on Source 1 is open Transferring between sources has been inhibited Contact author
65. The alarm has triggered a message to be sent to the modem if so configured If configured to be a latching alarm press RESET on the display If you are accessing the HiSwitch2 system from a terminal type CA and press RETURN on your keyboard S1 CURR SENSE FAIL Source 1 Current Sense Failure The module monitoring the current from Source 1 has failed This module is contained on the left side gate driver board Press SILENCE on the touch screen to turn off the audible alarm if so configured If you are accessing the HiSwitch2 system from a terminal type SH and press RETURN on your keyboard to turn off the audible alarm This event was written to the Events Log is so configured The alarm has triggered a message to be sent to the modem if so configured If configured to be a latching alarm press RESET on the display If you are accessing the HiSwitch2 system from a terminal type CA and press RETURN on your keyboard S2 CURR SENSE FAIL Source 2 Current Sense Failure The module monitoring the current from Source 2 has failed This module is contained on the right side gate driver board Press SILENCE on the touch screen to turn off the audible alarm if so configured If you are accessing the HiSwitch2 system from a terminal type SH and press RETURN on your keyboard to turn off the audible alarm This event was written to the Events Log is so configured The alarm has triggered a message to be sent to the modem if so configured If configured to
66. UTO to configure the static transfer switch to automatically reset when a fault clears and the voltage and current are normal Select MAN to require a manual reset of the static transfer switch when fault clears and the voltage and current are normal 1 A 11 04 Page 11 7 Chapter 11 Touch Screen Display User s Manual Liebert HiSwitch2 Static transfer switch CAUTION RISK OF EQUIPMENT DAMAGE AND PERSONNEL INJURY USE OF AUTO RESTART IS SITE SPECIFIC DO NOT ENABLE AUTO RESTART UNLESS THE INFRASTRUCTURE IS DESIGNED FOR UNATTENDED OPERATION AND THERE IS NO CHANCE OF EQUIPMENT OR PERSONNEL HARM BY AUTOMATIC RE ENERGIZING OF THE SYSTEM CONSULT WITH YOUR LIEBERT S CUSTOMER SERVICE DEPARTMENT AS TO WHETHER AUTO RESTART SHOULD BE ENABLED 11 10 3 System Settings The System Settings choice under the Config menu displays another pop up menu with three choices Comm Options System Options System ID To access the System Settings menu 1 Select CONFIG from the menu bar 2 Select SYSTEM SETTINGS from the Config menu 11 10 4 Comm Options The Comm Options dialog box allows you to configure the communications settings for the HiSwitch2 Select COMM OPTIONS from the System Settings Menu The Comm Options dialog box is displayed See Figure below An option can be enabled by selecting YES An option can be disabled by selecting NO An option can be configured by selecting the adjacent option button to displa
67. Wgvr C AE 10 2 10 5 Listof Messages ieci ccc ccc ccceeces secs cceescesctescesectessed sbeccedactes EHI RR UR UR REG RED E UR ERE UR Eee ER HER 10 3 11 Chapter 11 Touch Screen Interface Option essere 11 1 IIBER 11 1 112 Menu Overview P 11 2 IL3 Security sese tdeeteieieeeiiiientec de dedutesadieedecadieudeceidetdecsdidedseeaseaasivenscasivins TUR TER EE 11 3 11 3 1 Using the Optional Key Lockout Switch essent 11 3 1132 Using thePasswotd iuo RUD EU eU 11 3 IA Mimic Displ y x eap Ou EUR e ERI OB DU E EET Ie IR ERES 11 3 11 5 Event Controls eer ee Dee eene ed ese ie Heec a de e e Da ree een 11 4 ELG Event Displaysz5 sse aeo A OR ADR ano ch ode a RR ERR EE TOO na ai D etas 11 4 I Men batt te ee Re e e e e ERR ee ean 11 4 11 8 Configuration Menu RRMMM 11 4 11 9 System RAMES es 11 4 LISTO VEvent Mask 0 entere osten tentia a a eh acd a a e eas 11 4 1110 1 Uset Settips ete tetas Re Rs BA SR va vie Sed ve gets 11 5 11 102 Source Set POIDS or rr EORR e EUR EUR deena teed ARCH Anata 11 6 11 103 System Settings noie NIE 11 8 T1 10 4 Comm Options x nette uis iie oi te tete etie e ette uds 11 8 11 10 5 Configuring the Modem critt te He ER den bev TERRE Ede evi e RISE US 11 8 1110 6 Configuring Pager SUpDOr uet ee RB e aecadadeindainiaedededadadedaiiait
68. able limits This event triggers an I Peak alarm If so configured the Load Current Transfer Inhibit 1s automatically reset after the current and voltage return to within normal parameters This reset provides continued protection against a source failure The Load Current Transfer Inhibit also can be programmed to require a manual reset See Chapter 11 Source Set Points for details 7 1 7 SCR Failure The HiSwitch2 continuously monitors the status of the SCR switching devices for proper operation In the event of a shorted SCR on the input source powering the load the HiSwitch2 automatically triggers an alarm and trips open the coil of the external input switch Because the power breakers inside the HiSwitch2 are not automatic customer must install external circuit breakers with release coils for isolating the input lines Refer to figure 2 1 In the event of an open SCR the switch automatically triggers an alarm and transfers the load to the other source All open and shorted SCR alarm conditions are latched and require the system to be repaired and reset to restore normal operation 7 1 8 On Off Sequence The HiSwitch2 contains no master On Off push button control When connected to the input sources the unit s logic power comes on automatically The touch screen display if so equipped is active as long as at least one input source is energized and the Control Power Disconnect located inside the static switch 1s on 7 1 9 Redundancy
69. ables toward the load are insulated and made safe at the end of the connection segment Auxiliary connections T Connect to terminal block X1 the auxiliary cables of devices or equipment external to the HiSwitch2 such as external emergency stop AC power lines supplying logical boards external circuit breaker release coils etc as shown in section 2 3 8 Connect the cables of any external devices for remote signalling or external controls to the corresponding output connections or terminal blocks on the optional boards see Chapter 6 9 Reassemble all the lower metal guards removed previously 2 Distance from floor to connection point on the equipment HiSwitch2 100 250A HiSwitch2 400 600A HiSwitch2 800 1000A Minimum distance Minimum distance Minimum distance mm mm mm Mains incoming AC power supply 1020 1280 1670 Mains 2 incoming AC power supply Output 800 950 1100 Auxiliary terminal block X1 1050 Earth 350 1000 Table 2 2 11 04 Page 2 5 Chapter 2 Installation Electrical Installation manual Liebert HiSwitch2 Static transfer switch 2 5 Auxiliary connections 23 1 Introduction Auxiliary terminal block X1 is located at the base of the HiSwitch2 cabinet behind a removable cover identify the physical location on the basis of size in the drawings in Chapter 6 Use the table below to identify the terminals corresponding to the equipment or device to be conn
70. ages and currents use standard numeric integers and modem baud rate uses an enumeration where 0 2400 1 9600 amp 2 19200 bps Spaces are placed between each parameter but not between characters or numbers in a parameter Using an underline here to represent a space an example of a the syntax is SPT 2 6 0081 0081 is the value parameter This section provides instructions for setting these parameters with an example of building an SPT command for System and User settings 4 2 3 1 Groups Parameter The setpoints are grouped for ease of configuration For example Event Masks are group 4 and System Settings are group 2 The numbers shown below are entered for the group parameter For example start of a System Settings command is SPT 2 The group parameters are 1 System Ratings 2 System Settings 3 User Settings 4 Event Mask Settings For example the start of a System Settings command is SPT 2 where SPT is the system setpoints command and 2 is the group parameter for System Settings Page 4 4 11 04 O Liebert Installation manual Chapter 4 Communication System Static transfer switch Liebert HiSwitch2 Installation notes See Setting Event Masks with the Terminal in next section for instructions on configuring Event Mask parameters 4 2 3 2 Item Parameter Each setting within the group is indexed by an item number as shown below in Table 4 6 These item numbers are also displayed on the termina
71. al input switch should normally be open If HiSwitch2 is operating in normal mode the auxiliary contact of the external input switch must be closed The opening of the external input switch open auxiliary contact is signaled on the display of the control panel only if the optional customer boards are installed and if the related alarm has been enabled See in Chapter 3 Input Contact Isolator Board EXT C B LINE 2 Remotely provides control for switching off the HiSwitch2 using a remote emergency button The external contacts employed must be normally open See note on the next page Emergency Power Off EPO Table 2 3 Note Auxiliary cables must be shielded and double insulated The recommended section for auxiliary cables is 0 5 to 1 mm max 2 5 mm Connect the cables using screw terminal blocks assembled on a DIN rail Maximum current of contacts on auxiliary terminals 500 VAC 25 Amp Page 2 6 11 04 O Liebert Installation manual Chapter 2 Installation Electrical Static transfer switch Liebert HiSwitch2 2 3 3 Emergency stop The HiSwitch2 cabinet is prepared for installation of an external emergency stop button as shown in the figure below Terminal X1 is prepared for connection of release coils for external circuit breakers located in the optional cabinet external to the HiSwitch2 Note the remote emergency pushbutton may be installed only if there are external circuit breakers with release co
72. be greater than nominal current in the case of non linear loads Refer to the values given in the HiSwitch2 Electrical characteristics table in Chapter 5 The earth conductor should be sized according to the fault rating cable lengths type of protection etc The earth cable connecting the HiSwitch2 to the main ground system must follow the most direct route possible Use of paralleled smaller cables is recommended for heavy currents as this can ease installation considerably 2 1 4 Cable connections The HiSwitch2 input and output power cables all require lug type terminations are connected to bus bars situated side the power isolators as shown in Chapter 6 The bus bars are accessible through the front of the HiSwitch2 and are designed to allow one handed tightening Terminal block X1 is used for auxiliary connection of external devices or equipment with the HiSwitch2 the emergency stop pushbutton the external circuit breakers and their release coils the AC power supply lines to the logical boards etc through a screw terminal block assembled on a DIN guide as described in section 2 3 2 1 5 Safety earth Equipment grounding Grounding is primarily for equipment and personnel safety although proper grounding also enhances equipment performance An insulated equipment ground conductor is recommended to run with each input and output power feed The equipment ground conductors should be at least the minimum size conductor ba
73. been inhibited Press SILENCE on the touch screen to turn off the audible alarm if so configured If you are accessing the HiSwitch2 system from a terminal type SH and press RETURN on your keyboard to turn off the audible alarm This event was written to the Event Log if so configured The alarm has triggered a message to be sent to the modem if so configured If configured to be a latching alarm press RESET on the display If you are accessing the unit from a terminal type CA and press RETURN on your keyboard TRANSFER INHIBITED Transfer Inhibited Uninterrupted transfer between sources is inhibited due to input source failure sources out of sync switch failure or the unit is in bypass mode Check the Event Log for the event or events that may have caused the alarm Press SILENCE on the touch screen to turn off the audible alarm if so configured If you are accessing the HiSwitch2 system from a terminal type SH and press RETURN on your keyboard to turn off the audible alarm This event was written to the Event Log if so configured The alarm has triggered a message to be sent to the modem if so configured If configured to be a latching alarm press RESET on the display If you are accessing the unit from a terminal type CA and press RETURN on your keyboard OUTPUT UV Output Undervoltage The voltage being supplied to the load has dropped below the acceptable nominal voltage Check the input voltage from both sources This event and the
74. ble every 0 1 Hz 5 5 Electrical Characteristics Output OUTPUT DATA UNIT of MEAS Nominal current A 100 1000 Nominal voltage 1 V AC 200 208 220 240 380 400 or 415 L L 50 Hz from 200 to 415 L L 60 Hz Three phase a c 3 or 4 wire plus ground Power Supply Nominal output voltage shall be same as input voltage 50 or 60 Frequency He factory setting Frequency tolerance Hz detente d y From 0 1 to 3 0 selectable every 0 1 Hz System Current Ratings A 100 250 400 600 800 1000 125 for 30 minutes 100A 400A m 125 for 10 minutes 600A 1000A Overload Capability A 150 96 for 2 minutes 500 for 0 25 sec Yield at nominal current 799 96 Transfer mode Non short circuiting switching Break before Make Notes O Factory set for 400 Vac The HiSwitch2 is supplied with redundant power supplies that are designed to operate from a voltage range of 200V to 415V O These ratings are based upon continuous switch current rating These ratings are for all voltages and frequencies All units are 100 continuous current rated 11 04 Page 5 3 Chapter 5 Technical specifications Installation manual Liebert HiSwitch2 Static transfer switch 5 6 General characteristics 100 1000 A Manual and automatic Preferential mains may be selected Switching Retransfer may be set to Automatic manual Inhibitio
75. ble with RJ 45 plug Connector The length is limited by internet standards 2 Maximum cable length 300 meters with twisted pair cable 0 5 mm minimum Signal voltage 5Vdc current 10 mA 3 Refer to chapter 11 for configuring the Network Interface Cara 4 All control wiring by others must be run separate from power wiring Control wiring runs should not be combined in the same conduit 5 Refer to control connection location diagram of static tranfer switch for location of Network Interface Card Option 6 All wiring must be in accordance with national and local electrical codes 4 3 3 Input Contact Isolator ICT Board Provides an interface for up to eight user inputs External messages and alarms can be routed to the unit via the ICI See Configuring the Input Contact Isolator Settings in Chapter 11 for instructions on configuring the connections See Figure in Chapter 3 for wiring details 4 3 4 Programmable Relay Board PRB Up to two PRBs can be installed in the HiSwitch2 to route HiSwitch2 events to external devices See Configuring the Programmable Relay Board Settings in Chapter 11 for default settings and instructions for reconfiguring the relays See Figure in Chapter 3 for wiring details 4 3 5 Comms Board Includes a terminal block to provide a DTE connection to an external modem This board also provides a direct connection to a SiteScan terminal via an RS 422 SiteLink 12 or SiteLink 4 is required for SiteScan
76. by identifying the maximum input current in Table 2 1 in accordance with size The size of input and output power cables depends on the device for protection from overcurrent upstream in accordance with local codes and other pertinent regulations Note Correct cable size must also take into account the system s overload capacity see Chapter 5 Technical Specifications Electrical Characteristics 11 04 Page 2 1 Chapter 2 Installation Electrical Installation manual Liebert HiSwitch2 Static transfer switch 2 1 2 Table for determining cable size Note The table below gives nominal currents for determining the size of HiSwitch2 power cables Other factors which must be taken into consideration include cable route length coordination with protective devices etc The power cables must be sized to suit the HiSwitch2 according to the table below NOMINAL CURRENT Amps BUS BAR CABLE CONNECTION Input Input Output Output cables Bolt Torque Nm 100 250 400 600 800 Table 2 1 Table for determining cable size All electrical power connections must be torqued to the required value and marked with a visual indicator 2 1 3 General Notes The following are guidelines only and are superseded by local regulations and codes of practice where applicable 3 Take special care when determining the size of the neutral cable as current circulating on the neutral cable may
77. bypass of the switch electronics for either input source in the event of switch failure or for maintenance of the switch Refer to the static transfer switch one line diagram see Figure 7 2 of Chapter 7 While operating on maintenance bypass all voltages are removed from the HiSwitch2 electronics to facilitate safe repair without de energizing the load using a make before break switching sequence If the LCD touch screen display is available you can see the highlighted static transfer switch box on the Mimic screen However the unit can be bypassed using a make before break switching sequence only to the same source to which that the switch is connected If the HiSwitch2 is not connected to the mains on which you wish to perform a maintenance bypass operation follow the TRANSFER OR SELECTION OF THE PREFERRED SOURCE procedure to modify the desired input mains In the event of a fault in the mains or a HiSwitch2 failure the maintenance bypass must be exclusively on the current input source Mechanical interlocks are provided on the breakers to prevent improper maintenance bypassing of the solid state switch A bypass breaker cannot be closed unless the solid state switch is connected to the same input source and only one bypass breaker can be closed at a time All breakers are equipped with N O and N C auxiliary switches for monitoring of the breaker positions IMPORTANT Transferring the HiSwitch2 to maintenance bypass condit
78. cation The HiSwitch2 has an identification tag on the back of the main door reporting the model and size A metal disk fastened to the inside top of the cabinet is engraved with its serial number Record the model numbers and serial numbers in the front of this installation manual A record of this information is necessary should servicing be required Page 1 4 11 04 O Liebert Installation manual Chapter 2 Installation Electrical Static transfer switch Liebert HiSwitch2 2 Chapter 2 Installation Electrical The HiSwitch2 requires both power and control cabling once it has been mechanically installed All control cables whether screened or not should be run separate from the power cables in metal conduits or metal ducts which are electrically bonded to the metalwork of the cabinets to which they are connected Note Auxiliary connections are needed to connect the coils of external circuit breakers and of AC power supply lines to the logical cards in order to permit external action permitting complete insulation of the static transfer switch 2 Power cabling WARNING BEFORE CABLING UP THE HiSwitch2 ENSURE THAT YOU ARE AWARE OF THE LOCATION AND OPERATION OF THE EXTERNAL SWITCHES THAT CONNECT THE HiSwitch2 INPUT BYPASS SUPPLY TO THE MAINS DISTRIBUTION PANEL CHECK THAT THESE SUPPLIES ARE ELECTRICALLY ISOLATED AND POST ANY NECESSARY WARNING SIGNS TO PREVENT THEIR INADVERTENT OPERATION The two input po
79. cifications Electrical Characteristics Input Power isolators inside the HiSwitch2 are typically not automatic and make use of devices located upstream for protection against overcurrents These protective devices must be of appropriate size for a capacity which is the same as or less than the switches incorporated in the HiSwitch2 The AC lines powering the logical boards LINE IN 1 amp 2 must be fitted with appropriate protective devices and circuit breakers upstream of the external circuit breakers There are protective fuses in the HiSwitch2 in series with these inputs F7 10 refer to figure 7 2 Protection against earth faults RCD devices In the event of a differential RCD device being installed upstream of the input supply one must take into account the transient and steady state earth leakage currents that are produced during start up of the HiSwitch2 The presence of an RFI suppression filter inside the HiSwitch2 determines a residual earth current greater than 3 5 mA and less than 1000 mA Residual current circuit breakers RCCB must be sensitive to d c unidirectional pulse class A in the network and insensitive to transient current pulses They are identified by the symbols respectively ON AX These isolators must have an average sensitivity adjustable between 0 3 and 1A Output Load distribution line protection devices can also be used before you use them ensure that they discriminate with respect t
80. d PRIMARY FAN FAIL Primary Fan Failure One of the primary cooling fans for the HiSwitch2 has failed The alternate fans are now running The alternate fans are not monitored Contact authorised technical support address shown at the beginning of the manual Press SILENCE on the touch screen to turn off the audible alarm if so configured If you are accessing the HiSwitch2 system from a terminal type SH and press RETURN on your keyboard to turn off the audible alarm This event was written to the Event Log if so configured The alarm has triggered a message to be sent to the modem if so configured CONTROL MODULE FAIL Control logic module has failed One of the control modules on the control board has failed Contact authorised technical support address shown at the beginning of the manual Press SILENCE on the touch screen to turn off the audible alarm if so configured If you are accessing the HiSwitch2 system from a terminal type SH and press RETURN on your keyboard to turn off the audible alarm This event was written to the Event Log if so configured The alarm has triggered a message to be sent to the modem if so configured If configured to be a latching alarm press RESET on the display If you are accessing the unit from a terminal type CA and press RETURN on your keyboard PWR SPLY DC A FAIL Power Supply DC Bus A Failed The primary power supply is no longer providing DC power to the control board and the touch screen
81. d in a cool dry clean air environment with adequate ventilation to keep the ambient temperature within the specified operating range see Table 5 2 All models in the HiSwitch2 range are cooled with the aid of internal fans and fitted with a system for monitoring correct operation Cooling air enters the STS unit through the ventilation grids located at various points on the cabinet and is released through the grids on the roof When the cabinet is located on a raised floor bottom cable entry is used additional cooling air also enters the HiSwitch2 via the floor void If necessary an air conditioning system should be installed and a suitable air filtration system should be used if the HiSwitch2 is to operate in a dirty environment 12 2 Heat Output The unit produces minimal heat during normal operation Switch Size A Heat Output kW 100 0 80 250 1 37 400 2 04 600 3 08 800 4 03 1000 5 09 1 23 3 Cooling The HiSwitch2 100 600A units utilize convection air cooling for the enclosure with forced air cooling of the heat sinks The 80010004 units are fan cooled using low velocity fans to minimize audible noise All fans are redundant so that a single fan failure cannot cause temperatures to increase beyond acceptable limits Air intake is through screened protective openings in the front of the unit A standard furnace filter is installed behind the openings By opening the front door the filter can be c
82. displayed in the adjacent field in the User Settings dialog box 10 Select AUDIO LEVEL A dialog box is displayed with HI and LO settings This choice sets the loudness of the horn or beeper that is sounded for audible alarms a Configure this setting with a range of 1 10 ten The default setting is 5 The settings have an increment of 1 one b Select OK to save the setting The setting is now displayed in the adjacent field in the User Settings dialog box You can select TEST to briefly sound the alarm to judge its volume 11 Select DISPLAY BRIGHTNESS A dialog box is displayed with HI and LO settings This choice sets the brightness for the touch screen a Configure the Contrast and Brightness settings with a range of 1 10 ten b Select OK to save the settings 12 Set the AUTO REXFER ENABLE choice The auto retransfer enable setting determines whether the switch automatically returns the preferred source after that source is restored Select YES to enable the automatic transfer Select NO to disable the automatic transfer The setting requires transfers be done manually 13 Set the AUTO RESTART ENABLE choice This setting determines whether the HiSwitch2 can be started automatically when power is restored after it has been lost Select YES to enable the automatic restart Select NO to disable the automatic restart This setting requires a manual restart of the HiSwitch2 Select a setting for the I PEAK RESET Select A
83. e DATE Sets system date EL Displays the entire event log HELP Displays this help menu or specific help with a command HLn Displays the history log n if frozen LOGOUT Logs user out of unprotected mode PS Displays the preferred source PSn Sets the preferred source to n PWD Allows users to access protected commands QUIT Modem only Ends the session and hangs up the modem SH Silences the horn SPT Displays all current setpoints Keys Function SPTx Displays current setpoints for group x See Configuring the HiSwitch2 via the Terminal for a description of groups SR Displays status reports TIME Displays current system time TIME Sets system time UPMDR Displays metering data VER Displays firmware versions Table 4 4 Terminal Modem Commands 4 2 3 Configuring the HiSwitch2 via the Terminal The SPT command is used to configure the systems setpoints The SVT syntax for the setpoints consists for four parameters SPT group item value where the parameters are SPT is the terminal command that is used to configure setpoints group the group under the setpoint command which contains the desired settings item the item number within the selected group value the desired value for this item Only the specific options words listed in this section use a hexadecimal value Other settings depending on what they are use other input types For example System ID uses a text string nominal volt
84. e 1 Gate Drive Board Drive Board Green leds ON the gate Green leds ON the gate driver driver board are board are viewable viewable through through this slot indicate this slot indicate that that the STS is on Source the STS is on Source Figure 9 2 Gate board viewing slot locations If the LCD display is not available you can still use the following bypass procedures ignore the steps to check the display and check the LEDs Note These instructions LCD only refer to the LCD touch screen display Option Bypass Procedures for Source 1 Note If you wish to bypass the Source 1 static transfer switch but Source 2 is presently active you must first transfer to Source 1 See Manual Transfer Preferred Source Selection in previous section If transfer to Source 2 is not desired 1 Follow the instructions to transfer the load to Source 1 if it is not the currently used source LCD Verify Source 1 is supplying power via the Mimic If the LCD Display is not available check the gate driver board LEDs through the slots in the control panel See Figure 9 2 2 Remove the interlock key from Q5 and place it in Q4 interlock 3 Open the alternate source input isolator Q2 The Q2 LED is turned off Rotate and remove the interlock key Insert the key into the Q4 bypass isolator interlock Rotate interlock keys in the Q4 bypass isolator interlock to retract the interlock Close bypass isolator Q4 The LED for Q4 turns on LCD
85. e alarm This event was written to the Event Log if so configured The alarm has triggered a message to be sent to the modem if so configured If configured to be a latching alarm press RESET on the display If you are accessing the unit from a terminal type CA and press RETURN on your keyboard S2 OVERCURRENT Source 1 Overcurrent HiSwitch2 is running on Source 2 and an overload condition has occurred on one or more phases The overload setpoint is a single fixed number 101 An overload condition is detected when the measured load current is equal to or greater than the setpoint Press SILENCE on the touch screen to turn off the audible alarm if so configured If you are accessing the HiSwitch2 system from a terminal type SH and press RETURN on your keyboard to turn off the audible alarm This event was written to the Event Log if so configured The alarm has triggered a message to be sent to the modem if so configured Page 11 22 11 04 6 Liebert User s Manual Chapter 11 Touch Screen Display Static transfer switch Liebert HiSwitch2 If configured to be a latching alarm press RESET on the display If you are accessing the unit from a terminal type CA and press RETURN on your keyboard SI PEAK Current Peak on Source 1 The peak current from Source 1 has exceeded the set point as defined in the I PK Xfer Lockout setting under User Settings Transferring to Source 2 has been inhibited Press SILENCE on the to
86. e all masks for event 120 INPUT CONTACT 1 use SPT 4 120 D L S E A To breakdown this syntax for the last example SPT SVT command 4 group parameter identifying System Setting group under which the Event Mask settings reside 120 item parameter In this command that is the event ID D L S E A value parameter In this case the minus sign disables all masks for the INPUT CONTACT 1 event 11 04 Page 4 9 Chapter 4 Communication System Installation manual Installation notes Liebert HiSwitch2 Static transfer switch 4 5 Communications options WARNING Where optional accessories are to be installed or there is to be wiring inside the HiSwitch2 comply with the procedures set forth for equipment maintenance and the safety requirements of this manual Several other communications options are also available Those options are located a Communications compartment to the right of the touch screen LED front panel and are accessible when the front panel door is open See figures in Chapter 6 for the location of the communications options Connections to the communication ports are made by wiring to terminal boards located in the Communications compartment The communications options listed below reference the control wiring drawing for each option The instructions for configuring the communications options are provided in Chapter 11 4 3 1 Internal modem The connection to this modem is through a standard RJ
87. e neutral connection N1 N2 is optional See Note page 1 1 11 04 Page 2 7 Chapter 2 Installation Electrical Installation manual Liebert HiSwitch2 Static transfer switch 2 3 4 Power supply The HiSwitch2 is supplied with redundant power supplies that are designed to operate from a voltage range of 200V to 415V The unit is set at the factory to match the nameplate voltage Field adjustments are not necessary If the unit needs to operate at a voltage other than what is listed on the nameplate contact Liebert Global Services or the local Liebert representative Note Ensure that the wiring for the control transformers matches the input voltage for the unit Improper wiring could result in blown fuses Page 2 8 11 04 O Liebert Installation manual Chapter 3 Optional equipment Static transfer switch Liebert HiSwitch2 Installation notes 3 Chapter 3 Optional equipment Installation notes 3 1 1 Introduction The configuration of a system incorporating the HiSwitch2 depends on the specific needs of the installation under consideration An installation consists of a number of items of equipment devices and optional additional boards The options may be prepared for installation either in the factory or directly by the customer HiSwitch2 is a member of a family of constant power control products and is supported by an extensive customer service network Brief notes on installation of available options a
88. e source The static transfer switch is running on the alternate power source Check the Event Log to determine the reason for the transfer from the preferred source Another event has caused the system to transfer to the alternate source The system returns the load to the preferred source either automatically or manually depending on how the system is configured In automatic reset mode the HiSwitch2 automatically retransfers to the preferred source after the causal condition clears In manual reset mode the system remains on the alternate source after the causal event clears until you select RESET from the touchscreen or enter CA Clear Alarms from a service terminal Pressing the RESET button to returns the unit to the preferred source Ensure that the condition that triggered the Switch has been rectified before returning to the preferred source Press SILENCE on the touch screen to turn off the audible alarm if so configured If you are accessing the HiSwitch2 system from a terminal type SH and press RETURN on your keyboard to turn off the audible alarm This event was written to the Event Log if so configured The alarm has triggered a message to be sent to the modem if so configured 11 04 Page 11 23 Chapter 11 Touch Screen Display User s Manual Liebert HiSwitch2 Static transfer switch AUTO REXFER INHIBIT Automatic Retransfer Inhibited The system made five transfers from the preferred source to the alternate source in the las
89. ected up 2 3 2 Auxiliary terminal block X1 Xlt inal ipti reference uj v AC mains 1 inputs for powering logical boards Use input 1 for phase U and input 3 INPUT LINEIN 1 for phase V after having removed the standard U bolt DEZ If these inputs are not used leave the standard U bolts in place Mains 2 AC line inputs for powering logical boards Use input 5 for phase U and input INPUT LINE IN2 7 for phase V first removing the standard U bolt V If these inputs are not used leave the standard U bolts in place SHUNT TRIP Inputs for the coil for releasing the external circuit breaker on Mains 1 LINE 1 Use 48 VDC release coils Refer to figure 2 1 SHUNT TRIP Inputs for the coil for releasing the external circuit breaker on Mains 2 LINE 2 Use 48 VDC release coils Refer to figure 2 1 Indication of opening of an external input switch on Mains 1 The auxiliary contact on the external input switch should normally be open If HiSwitch2 is operating in normal mode the auxiliary contact of the external input switch must be closed The opening of the external input switch open auxiliary contact is signaled on the display of the control panel only if the optional customer boards are installed and if the related alarm has been enabled See in Chapter 3 Input Contact Isolator Board EXT C B LINE 1 Indication of opening of an external input switch on Mains 2 The auxiliary contact on the extern
90. ed through the top or bottom of the unit through removable conduits plates See Installation drawings in Chapter 6 Note When selecting the power cables for side entry to a module located on a solid floor consideration must be given to the minimum permissible bending radius of the proposed cables to ensure that they can be fashioned to reach the HiSwitch2 connection bus bars 1 3 8 Access The HiSwitch2 is designed so all repairs and maintenance can be done from the front or top of the unit All components that may need repair or replacement during routine field maintenance are safely accessed with the units in bypass without removing power from the unit 1 4 Preliminary Controls Before you install the system hardware you should carry out the following preliminary checks 1 Verify that the HiSwitch2 room satisfies the environmental conditions stipulated in the equipment specifications paying particular attention to the ambient temperature and air exchange system 2 Remove any packaging debris then visually examine the HiSwitch2 for damage in transit both internally and externally Report any such damage to the shipper immediately 3 Please make a note of the serial number and key type engraved on both sides of each power switch and keep it with the installation documents This information will be essential for replacing the keys if you lose them if you do not have the numbers the locks will have to be replaced 1 4 1 Identifi
91. elay board option includes 8 signal channels with 2 form c dry contacts per channel See table below 3 Refer to chapter 11 for configuring the programmable relay board option 4 All control wiring by others must be run separate from power wiring Control wiring runs should not be combined in the same conduit 5 Refer to static transfer switch control connection diagram for location of program relay board option 6 Contact ratings 1 A 30Vdc 200 mA 125Vac 7 Maximum cable length 152 meters with 1 5 mm flexible stranded cable 8 All wiring must be in accordance with national and local electrical codes CHANNEL PIN NO 1 3 4 6 7 9 10 12 13 15 1 3 4 6 7 9 10 12 13 15 1 3 4 6 7 9 10 12 13 15 J74 1 3 NOTE PIN 16 NOT USED ON J71 J72 amp J73 Key N O Normally open N C Normally closed C Common O CH1 CH2 CH3 CH4 CH5 CH6 J73 CH7 032 022 09 3 gt 0I gt WI WI 22 09 22 00 2 aal a a CH8 11 04 Page 3 3 Chapter 3 Optional equipment Installation manual Installation notes Liebert HiSwitch2 Static transfer switch 3 1 7 Input Contact Isolator Board The Input Contact Isolator Board ICI provides an HiSwitch2 module interface for up to eight external user alarm or message inputs to be routed through the static transfer switch s alarm network The eight contacts are normally open
92. ent to the modem if so configured If configured to be a latching alarm press RESET on the display If you are accessing the unit from a terminal type CA and press RETURN on your keyboard S2 FAIL Source 2 Failure Source 2 has failed due to under voltage UV over voltage OV or running with an over or under frequency OF UF This alarm is a companion to S2 UV S2 UV RMS S2 OV and S2 OF UF The load of the HiSwitch2 has been transferred to Source 1 Press SILENCE on the touch screen to turn off the audible alarm if so configured If you are accessing the HiSwitch2 system from a terminal type SH and press RETURN on your keyboard to turn off the audible alarm This event was written to the Event Log if so configured The alarm has triggered a message to be sent to the modem if so configured If configured to be a latching alarm press RESET on the display If you are accessing the unit from a terminal type CA and press RETURN on your keyboard S1 OVERCURRENT Source 1 Overcurrent HiSwitch2 is running on Source 1 and an overload condition has occurred on one or more phases The overload setpoint is a single fixed number 101 An overload condition is detected when the measured load current is equal to or greater than the setpoint Press SILENCE on the touch screen to turn off the audible alarm if so configured If you are accessing the HiSwitch2 system from a terminal type SH and press RETURN on your keyboard to turn off the audibl
93. erves the right to change the equipment design without notice Copyright 2004 by Liebert Corporation Unauthorized reproduction prohibited All rights reserved 11 04 Page v Static Transfer Switch Liebert HiSwitch2 User s Manual This manual describes the following equipment 400 A HiSwitch2 5230033D Led display panel with keylockout switch for 100 1000A 22 806165 01 Remote Source Selection Board STSRSS Network Interface Card NIC Input Contact Isolator ICI Board Programmable Relay Board PRB Comms Board w SiteScan and Modem Interface Safety instructions The warning triangle identifies instructions which are essential to ensuring the user s safety Follow these instructions scrupulously to prevent serious injury Page vi 11 04 O Liebert User s Manual Liebert HiSwitch2 Static Transfer Switch Safety regulations CONFORMITY WITH STANDARDS The equipment complies with the requirements of the following standards EN 62040 1 1 2002 General and safety requirements for use in operator access area EN 50091 2 1995 Emissions requirements EMC EN 62040 3 2001 Performance requirements and test methods EN 60950 2001 Safety of information technology equipment and published technical standards The equipment must be installed in accordance with these instructions and used only with accessories approved by the manufacturer to maintain conform
94. es are now operating on AC power from Source 2 The AC input from Source 1 is still good Contact authorised technical support address shown at the beginning of the manual Press SILENCE on the touch screen to turn off the audible alarm if so configured If you are accessing the HiSwitch2 system from a terminal type SH and press RETURN on your keyboard to turn off the audible alarm This event was written to the Event Log if so configured The alarm has triggered a message to be sent to the modem if so configured If configured to be a latching alarm press RESET on the display If you are accessing the unit from a terminal type CA and press RETURN on your keyboard 11 04 Page 11 17 Chapter 11 Touch Screen Display User s Manual Liebert HiSwitch2 Static transfer switch PWR SPLY S2 AC FAIL Power Supply Source 2 AC Failed The AC input power to the power supplies from Source 2 has failed The power supplies are now operating on AC power from Source 1 The AC input from Source 2 is still good Contact authorised technical support address shown at the beginning of the manual Press SILENCE on the touch screen to turn off the audible alarm if so configured If you are accessing the HiSwitch2 system from a terminal type SH and press RETURN on your keyboard to turn off the audible alarm This event was written to the Event Log if so configured The alarm has triggered a message to be sent to the modem if so configured If configured to be a
95. et up through the touch screen 5 Verify that the correct source is designated as the preferred source and that the input source changes to the desired source The Mimic is updated to indicate the new preferred source The source is now highlighted with blue and that source is labeled as the preferred source If the Transfer Inhibit message 1s displayed check for alarm messages on the Active Status window Correct alarm conditions before attempting a source transfer NOTE The preferred source may also be changed via the optional Remote Source Selection option thereby initiating a transfer remotely 9 2 4 4 Enabling Remote Source Selection If your system is equipped with the optional Remote Source Selection option it must be enabled If you system includes the LCD touch screen display Option 1 Select CONFIG from the menu bar 2 Select SYSTEM SETTINGS from the Configuration menu 3 Select SYSTEM OPTIONS from the System Settings menu 4 Select YES for the REMOTE SOURCE SELECT choice If your system contains the LED display or you are configuring the system from the RS 232 port see Chapter 4 Using the RS 232 Port for instructions on using that interface Page 9 4 11 04 6 Liebert User s Manual Chapter 9 Operating Procedures Static transfer switch Liebert HiSwitch2 9 2 5 Maintenance Bypass procedure The HiSwitch2 is equipped with two key interlocked bypass isolators Q4 and Q5 to allow manual
96. etting The string for the internal modem set by the manufacturer and does not need to be changed 10 Select BAUD RATE to display a dialog with the baud rate choices For an external modem select from 2400 bps 9600 bps or 19200 bps An internal modem only supports 2400 bps 11 Configure the MODEM HEALTH CHECK The Health Check verifies that the modem is working properly This setting allows you to enable the check and set when it is run a Select the button to display the Modem Health Check dialog box from which you can access further dialogs to set the time and days that the check is run b Select SAVE to keep the settings The Health Check dialog box is closed and the Modem dialog box is again active c Select YES in the Modem dialog box to activate the Modem Health Check If you select NO the Modem Health Check is not run 12 Configure AUTO DIAL IN Auto Dial In allows a user to dial into the HiSwitch2 through the modem to check status and access the system via a hyperterminal connection a Select YES to activate the dial in feature b Select NO to deactivate the dial in feature 13 Configure AUTO DIAL OUT 11 04 Page 11 9 Chapter 11 Touch Screen Display User s Manual Liebert HiSwitch2 Static transfer switch Auto Dial Out allows the HiSwitch2 to automatically dial out to a system to notify a user of an event or status a Select YES to activate the dial out feature b Select NO to deactivate the dial out feature 1
97. f cable connections and mechanical details of their terminal bars Q1 Q4 T a2 i SOURCE 1INPUT SOURCE2INPUT r 99 oo jog U1 U2 99 eo o 0 eo oo eo V1 v2 e o eo 9 Q5 b wi W2 o P d 2 20 9 Qu es ed lee es po o GROU nm rz v3 BUS r SYSTEM OUTPUT yer 00 oo w3 pa boo oo F Q3 cc E j e j 4 eo 68 168 ea S BS NEUTRAL L3 BUS i 5 LI FRONT OPTIONAL FRONT VIEW WITH FRONT PANELS REMOVED SIDE VIEW NOTES 1 Q1 Input isolator 1 2 Q2 Input isolator 2 3 Q3 Output isolator Q3A Redundant output isolator Optional 4 Q4 Manual maintenance bypass isolator 5 Q5 Manual maintenance bypass isolator 6 Earth 7 Neutral 8 Auxiliary terminal blocks X1 9 Top and bottom cable entry available through removable access plates Remove punch to suit conduit size and replace 10 Control and power wiring must be run in separate conduit Output cables should be run in a separate conduit from input cables 11 Aluminum and copper clad aluminum cables are not recommended 12 All wiring is to be in accordance with national and local electrical codes 13 The torque requirement for M12 bolt is 48 Nm All dimensions are in millimeters 11 04 Page 6 7 Chapter 6 Installation drawing Installation manual Liebert HiSwitch2 Static transfer switch 6 1 7 HiSwitch2 100 1000 A Auxiliary terminal blocks X1 details for all units
98. for a description of the alarms and possible causes All active alarm conditions should be corrected before proceeding 12 Turn on the load equipment following the load equipment manufacturer s recommendations NOTE 1 For redundant output switch units Q3 descriptions apply to Q3 and Q3A NOTE 2 If your HiSwitch2 is connected to a PDU with a Wye configuration enable the Wye Output Transformer before starting the system This configuration can be done from a PC terminal Refer to Using the RS 232 Port on Chapter 4 for instructions 9 2 3 Manual Transfer Preferred Source Selection for LED Display panel The preferred source buttons allow you to change the preferred source Transfers are only permitted when the voltage and current are within their proper operating range and the sources are synchronized Transfer is inhibited if the deviation exceeds the parameter set in the Source Set Points If one source will be de energized for an extended period hours or days set the unit to bypass mode for the remaining source Without using bypass if a failure occurs in the switch components for remaining source the HiSwitch2 does not have a second source to switch to and the load would not receive power See Maintenance Bypass for bypass instructions To manually select the preferred source 1 Ensure that the Transfer Inhibit NOXF LED is not lit If the Transfer Inhibit LED is lit Check to see if the red alarm LED ALRM
99. g if so configured The alarm has triggered a message to be sent to the modem if so configured S1 OV Source 1 Over Voltage The input voltage from Source 1 exceeded a set percentage of the nominal voltage as set in the OV Setting and OV Detection Delay set points configured under the User Settings An S1 Fail alarm was also issued and source transfer has been inhibited The load of the HiSwitch2 has been transferred to Source 2 Press SILENCE on the touch screen to turn off the audible alarm if so configured If you are accessing the HiSwitch2 system from a terminal type SH and press RETURN on your keyboard to turn off the audible alarm This event was written to the Event Log if so configured The alarm has triggered a message to be sent to the modem if so configured If configured to be a latching alarm press RESET on the display If you are accessing the unit from a terminal type CA and press RETURN on your keyboard S1 OF UF Source 1 Over Frequency Under Frequency The frequency for Source 1 is running outside the acceptable operating range as set in the Frequency Trip Point under User Settings An S1 Fail alarm was also issued and source transfer has been inhibited Press SILENCE on the touch screen to turn off the audible alarm if so configured If you are accessing the HiSwitch2 system from a terminal type SH and press RETURN on your keyboard to turn off the audible alarm This event was written to the Event Log if so configured T
100. hanged easily without exposing personnel to high voltage Open door to replace air filter disposable type size 2 54x 63 5x 63 5 cm The air exhaust is through the top of the unit Page 1 2 11 04 O Liebert Installation Manual Chapter 1 Installation Procedure Static transfer switch Liebert HiSwitch2 153 Mechanical Considerations 1 3 4 System Components AII HiSwitch2 models provide two static transfer switches within one enclosure with the ability to transfer between two input sources to a single output AII HiSwitch2s can be configured either a LCD touch screen display or a LED display for monitoring and configuring the unit 1 3 2 Frame and Enclosure The complete HiSwitch2 is housed in a freestanding enclosure The frame is constructed of galvanized steel and pops riveted to provide a strong substructure The cabinet is a NEMA type 1 enclosure and meets IP20 requirements The cabinet is structurally designed to handle lifting from the base The frame is designed to accommodate floor stands 1 3 3 Moving the cabinets The route to be travelled between the point of arrival and the unit s position must be planned to make sure that all passages are wide enough for the unit and that floors are capable of supporting its weight for instance check that doorways lifts ramps etc are adequate and that there are no impassable corners or changes in the level of corridors WARNING Ensure that any lifting equipment tha
101. he History Log stores the next 23 frames then freezes until it is reset The History Log then keeps 40 frames before the fault the frame where the fault occurred plus the next 23 frames The History Log should not be reset until the fault condition that caused the buffer to freeze is reviewed and investigated by a qualified service technician After the alarm condition has been corrected the History Log can be cleared The History Log has the following fields Replay Rate indicates how long it takes for the replay to play Use the UP and DOWN buttons to set the time Status the status of the HiSwitch2 at the point of the current frame in the replay The History log has three statuses Frozen Not Frozen and Retrieving Data please stand by Critical Event The event which triggered this log to be written The event is indicated in red on the bar graph Frame Number the current frame in the replay A negative number indicates the replay is at a point before the triggering event occurred 10 4 Alarm Notes The I PK on Source 1 and I PK on Source 2 alarms inhibit automatic transfer due to an overload or load fault These alarms can be set for either auto or manual alarm reset In the auto reset mode the alarm is reset as soon as the load current and source voltage return to normal and transfers are no longer inhibited In manual mode the alarm remains active and transfers are inhibited until the conditions return to norma
102. he alarm has triggered a message to be sent to the modem if so configured If configured to be a latching alarm press RESET on the display If you are accessing the unit from a terminal type CA and press RETURN on your keyboard S1 FAIL Source 1 Failure Source 1 has failed due to under voltage UV over voltage OV or running over or under frequency OF UF This alarm is a companion to S1 UV S1 UV RMS S1 OV and S1 OF UF The load of the HiSwitch2 has been transferred to Source 2 Press SILENCE on the touch screen to turn off the audible alarm if so configured If you are accessing the HiSwitch2 system from a terminal type SH and press RETURN on your keyboard to turn off the audible alarm This event has been written to the Event Log if so configured The alarm has triggered a message to be sent to the modem if so configured If configured to be a latching alarm press RESET on the display If you are accessing the unit from a terminal type CA and press RETURN on your keyboard S2 UV Source 2 Under Voltage fast detection The input voltage from Source 2 dropped below a set percentage of the nominal voltage as set in the Fast UV set point under the User Settings An S2 Fail alarm was also issued and source transfer has been inhibited The load of the HiSwitch2 has been transferred to Source 1 Press SILENCE on the touch screen to turn off the audible alarm if so configured If you are accessing the HiSwitch2 system from a terminal ty
103. he same time with the HiSwitch2 following the last request for a preferred source change regardless of whether it was from the local or Remote Source Selection controls See Chapter 9 Enabling Remote Source Selection for instructions on enabling the Remote Source Selection See Figures in Chapter 6 for the location of the Remote Source Selection option Figure below shows the wiring details 11 04 Page 3 1 Chapter 3 Optional equipment Installation manual Installation notes Liebert HiSwitch2 Static transfer switch SEE NOTE 1 SOURCE1 SOURCE 2 PREFERRED PREFERRED ps ian 12 REMOTE SOURCE SELECTION Figure 3 1 Notes 1 Customer provided normally open dry contacts Contact ratings 10 mA 30Vdc 2 Maximum cable length 152 meters with 1 5 mm flexible stranded cable All control wiring by others must be run separate from power wiring Control wiring runs should not be combined in the same conduit 3 Refer to chapter 9 for configuring the Preferred Source Selection 4 Refer to static transfer switch control connection diagram for location of Remote Source Selection option 5 All wiring must be in accordance with national and local electrical codes 3 1 2 1 Remote Source Selection Wiring Terminal connections allow the customer to remotely select a source to be the preferred source in the same process as the local source transfer selection A six pin terminal block provides the Remote Source Selecti
104. he source that you want the switch to be using 7 Verify that the green LED for the corresponding SCR STS1 or HiSwitch2 is lit indicating that the SCR is closed LCD Verify that boxes for the preferred source and corresponding static transfer switch are highlighted on the Mimic screen indicating which side of the Static Transfer Switch is on 8 Close Output Isolator Q3 and Q3A in a redundant output configuration 9 Verify the Q3 CB3 LED is lit indicating that Q3 is closed and the output and load are energized In a redundant output configuration verify the Q3A CB3A LED is lit indicating that Q3A is closed and the output and load are energized LCD Verify Q3 the Output box and the Load box are highlighted indicating that Q3 is closed and the Output and Load are energized 10 Press the Alarm Reset ALRMRST and Silence NOAUD buttons simultaneously to reset any previous alarms LCD Press the RESET button on the touch screen to reset any previous alarms 11 Verify that no red or yellow amber LEDs are lit indicating an active alarm transfer is inhibited or a bypass circuit isolator is closed LCD Verify in the Event Display and the Mimic that there are no active alarms Page 9 2 11 04 6 Liebert User s Manual Chapter 9 Operating Procedures Static transfer switch Liebert HiSwitch2 If the alarm LED remains lit check the PC terminal to identify the alarm Refer to Alarm and Faults on Chapter 10
105. i w2 j H amp u3 M jd T v3 Q5 e is I w3 la ZH J Fu t os SYSTEM OUTPUT m 1 O FRONT TT TT Y L1 GROUND BUS FRONT VIEW NEUTRAL BUS RIGHT SIDE VIEW SOURCE 1 INPUT uU yy TAS M1 ow L NEUTRAL s 0 BUS c y 3 Y d t SECTION A A SIDE VIEW NOTES 1 Q1 Input isolator 1 2 Q2 Input isolator 2 3 Q3 Output isolator Q3A Redundant output isolator Optional 4 Q4 Manual maintenance bypass isolator 5 Q5 Manual maintenance bypass isolator 6 Earth 7 Neutral 8 Top and bottom cable entry available through removable access plates Remove punch to suit conduit size and replace 9 Control and power wiring must be run in separate conduit Output cables should be run in a separate conduit from input cables 10 Aluminum and copper clad aluminum cables are not recommended 11 All wiring is to be in accordance with national and local electrical codes 12 The torque requirement for M12 bolt is 48 Nm All dimensions are in millimeters 11 04 Page 6 3 Chapter 6 Installation drawing 6 1 5 HiSwitch2 400 amp 600 A general view Liebert HiSwitch2 Installation manual Static transfer switch KEY LOCKOUT SWITCH o i 5 x ET Us 1 FRONT VIEW i FRONT q ll O E T x Z i uf g
106. ices of the input line 1 and 2 that supply the logic boards refer to table 2 3 of Chapter 2 1 Ensure that all the isolators of HiSwitch2 are open Close the incoming external switches connected to the two inputs of HiSwitch2 Apply power to both HiSwitch2 inputs The LED display panel is on and working correctly only when at least one of the two inputs is present 2 Check that the green LEDs for each source are lit IN 1A and IN 2A LCD The touch screen control panel should become active and operate properly when at least one of the inputs is energized is closed 3 Verify that nominal input voltages are applied to both inputs Source 1 and Source 2 Check that the green LEDs IN 1B and IN 2B monitoring the sources are lit indicating the sources are within acceptable tolerances LCD The input voltages selected preferred source breaker and switch status and alarms are indicated on the Mimic screen Note Operations involving the input isolators are permitted only after turning the corresponding key 4 Close Ql The green LED CB1 monitoring Q1 turns on LCD Verify that Source 1 voltages are nominal and Q1 breaker status is correctly indicated on the Monitor Mimic screen 5 Close Q2 The green LED CB2 for Q2 turns on LCD Verify that Source 2 voltages are nominal and Q2 isolator status is correctly indicated on the Monitor Mimic screen 6 Verify that the preferred source LED green LED PREFYx is lit for t
107. ils IMPORTANT Assemble a circuit breaker with a release coil upstream of each incoming power supply so that when the emergency button is pressed the HiSwitch2 will be cut off from its power sources there will no longer be power to the load Pressing the external emergency button does not result in any alarm signal appearing on the operator panel display though there will be alarms caused by the failure of the incoming power mains The external stop button must be located in a visible position which is easily accessible in the event of an emergency The external Emergency Stop has a series of normally open contacts and must be connected to the terminals on the STS s Auxiliary Terminal Board X1 as shown in the drawing below with an armoured cable Also connect the coils of the circuit breakers with terminal board X1 Note 1 If e me u vi ju v2 these inputs O 1 1 are used remove the N ul vl wl standard links Supplled by others HiSwitch2 SHUNT TRIP LINE 1 SHUNT TRIP LINE 2 EXT C B LINE 1 15 EXT C B 16 UNE 2 17 18 Emergency 19 Off EPO 20 Auxillary terminal block Figure 2 1 Typical external emergency button installation scheme Note Th
108. in next section Setting Bitpacked Setting Bitpacked Options with the Terminal This type is a specially formatted and is used to customize the behavior of each fault Event Masks and alarm in the system See Setting Event Masks with the Terminal in next section for instructions on configuring Event Mask parameters Table 4 5 Value Types 11 04 Page 4 5 Chapter 4 Communication System Installation notes Liebert HiSwitch2 Installation manual Static transfer switch Table below shows the various groups the settings contained within and the type of value it requires Group Group 1 System Ratings Group 2 System Settings Group 2 cont Group 3 User Settings Group 4 Event Mask Settings Description m Input Volts PDU 2 vos O integer Value Type System Model Number System ID Number String System Tag Number System Order Number 6 Options_1 Bitpacked Autodial Primary Line _ Autodial Secondary Line Autodial Pager Number FE S Autodial Pager PIN String Modem Init String 20 Character max Modem Baud Rate Biipacked Setpoint 2 SRC1 Slow Undervoltage EN RENE 3 SRC1 Slow Undervoltage EN LEN 5 SRC1 Overvoltage Detect Delay 6 SRC1 I peak Transfer Setpoint Setpoint Ee Setpoint BEL EN Detect Delay SRC2 Overvoltage Setpoint 11 SRC2 Overvoltage Detect Delay Enumeration Critical Option Enabling
109. in which it is installed to permit adequate circulation of air coming out of the unit 1 3 5 Placing it in the operative position The unit is furnished with integral castors that allow the unit to be rolled into place after it has reached its location and is removed from the pallet WARNING Exercise extreme care when handling static switch cabinets to avoid equipment damage or injury to personnel If moving the unit up a ramp on its castors or a pallet jack ensure that the incline does not exceed fifteen 15 degrees After the unit has been inspected and no problems are found the unit can be moved to its installation location When the equipment has been finally positioned ensure the adjustable feet are set so that the HiSwitch2 will remain stationary and stable see Chapter 6 11 04 Page 1 3 Chapter 1 Installation Procedure Installation Manual Liebert HiSwitch2 Static transfer switch 1 3 6 Leveling and anchoring the unit to the floor The frame includes heavy duty swivel castors for ease of installation plus permanent leveling feet for final installation The unit also can be fastened to the floor using optional seismic anchors to meet seismic Zone 4 requirements See Installation drawings in Chapter 6 for instructions and details for installing seismic anchoring 1 3 7 Cable entry The unit is designed with top and bot tom cable terminations to allow maximum flexibility in its installation Cables can be install
110. inal Commands in Chapter 4 for the commands to view event logs and alarm and fault lists Event actions can be triggered by the settings configured from the Event Masks See Chapter 11 Event Mask for more information Faults A fault indicates that a component of the HiSwitch2 has failed or has been damaged In the Event Display faults are indicated in red Alarms An alarm is an event caused by a significant abnormal system condition In the Event Display alarms are indicated in yellow The setpoints for many of the alarms are configurable through the User Settings Many alarms clear themselves when the condition is resolved If an alarm event mask is set to latch the alarm messages remain active until the alarm condition has been corrected and the RESET button is pushed See Event Mask for more information on latching When the system is furnished with an optional internal or external modem and a telephone line is connected to the modem the system can be programmed to automatically dial out upon occurrence of any of certain designated alarms The auto dial feature can be configured for alarms using the Event Mask option in the touch screen See Configuring the Modem in Chapter 11 for instructions on for setting up your modem No alarm signal appears on the operator display panel when the external emergency button is pressed 10 2 Event mask The HiSwitch2 gathers processes and reports faults and alarms collectively referred to below
111. ion is possible only when the bypass isolator involved receives the key for the switches both input and bypass on the supply mains which will not be supplying power to the load You must move the key to prevent unintentional start up of the mains not in maintenance bypass condition Check that there are no current alarms If there are current alarms refer to the detailed description in Chapter 10 All current alarm conditions must be examined and corrected WARNING The unit is insulated from hazardous voltage for safe maintenance work Note that there is hazardous voltage on the bus bars on the terminals of the isolators in bypass condition and on the AC power supply lines to the logical boards and fuses F1 4 11 04 Page 9 5 Chapter 9 Operating Procedures User s Manual Liebert HiSwitch2 Static transfer switch For convenience instructions for the bypass procedure can be displayed on the touch screen by selecting the BYP PROC option from the menu bar The Mimic is used to verify the status of the unit during the bypass procedures In the unlikely event that the Color Graphical Display is not available open the front door and look through the slots in the control door If you can see green LEDs on the gate driver board through that slot then the unit is connected to the source referenced on the label below that slot See Figure below TOUCH SCREEN Viewing Slot for the d Viewing Slot for the Source 2 Gate Sourc
112. is pressed though there will be alarms caused by the failure of the input mains 11 04 Page 10 5 Chapter 11 Touch Screen Display User s Manual Liebert HiSwitch2 Static transfer switch This page is left blank intentionally Page 10 6 11 04 6 Liebert User s Manual Chapter 11 Touch Screen Display Static transfer switch Liebert HiSwitch2 11 Chapter 11 Touch Screen Interface Option The HiSwitch2 can be configured with an optional Color Graphical LCD touch screen display that allows you to quickly check the status of the unit and identify problems LCD touch screen display through the front of the HiSwitch2 provides a graphical Mimic display of the switch s operation plus system information including system parameters alarms and faults The LCD provides a color back lit touch screen as a user interface In addition to the Mimic and the system parameters the screen provides a series of menus to allow you to configure the HiSwitch2 including the control of the preferred source auto manual retransfer selection alarm notification and other system setpoints The touch screen also provides buttons to reset alarms and turn off audible alarms such as a horn A password and a standard keylock are provided for security Figure 11 1 Touch Screen Display panel 11 1 Display Overview The HiSwitch2 Color Graphical Display provides three areas of information plus buttons and a series of menu choices The
113. ised technical support address shown at the beginning of the manual HiSwitch2 output has been transferred to Source 2 Press SILENCE on the touch screen to turn off the audible alarm if so configured If you are accessing the HiSwitch2 system from a terminal type SH and press RETURN on your keyboard to turn off the audible alarm This event and the system status surrounding it have been written to a History Log if the History Logs were not already full This event was also written to the Event Log if so configured The alarm has triggered a message to be sent to the modem if so configured S2 SCR OPEN Source 2 SCR Open One or more SCRs on Source 2 is open Transferring between sources has been inhibited HiSwitch2 output has been transferred to Source 1 Contact authorised technical support address shown at the beginning of the manual Page 11 16 11 04 6 Liebert User s Manual Chapter 11 Touch Screen Display Static transfer switch Liebert HiSwitch2 Press SILENCE on the touch screen to turn off the audible alarm if so configured If you are accessing the HiSwitch2 system from a terminal type SH and press RETURN on your keyboard to turn off the audible alarm This event and the system status surrounding it have been written to a History Log if the History Logs were not already full This event was also written to the Event Log if so configured The alarm has triggered a message to be sent to the modem if so configure
114. isplay If you are accessing the unit from a terminal type CA and press RETURN on your keyboard S1 VOLT SENSE FAIL Source 1 Voltage Sense Module Failed The module contained on the snubber monitoring the input voltage from Source 1 has failed Press SILENCE on the touch screen to turn off the audible alarm if so configured If you are accessing the HiSwitch2 system from a terminal type SH and press RETURN on your keyboard to turn off the audible alarm Contact authorised technical support address shown at the beginning of the manual This event was written to the Event Log if so configured The alarm has triggered a message to be sent to the modem if so configured If configured to be a latching alarm press RESET on the display If you are accessing the unit from a terminal type CA and press RETURN on your keyboard S2 VOLT SENSE FAIL Source 2 Voltage Sense Module Failed The module contained on the snubber monitoring the input voltage from Source 2 has failed Press SILENCE on the touch screen to turn off the audible alarm if so configured If you are accessing the HiSwitch2 system from a terminal type SH and press RETURN on your keyboard to turn off the audible alarm Contact authorised technical support address shown at the beginning of the manual This event was written to the Event Log if so configured The alarm has triggered a message to be sent to the modem if so configured If configured to be a latching alarm press RESET on the dis
115. istory Logs The system tracks events through the Events Log and tracks significant events through the History Logs These logs allow you to quickly spot trends or diagnose problems that the unit may have had Both logs are written in nonvolatile memory The logs can be accessed from the touch screen menu or the RS 232 port See Logs in Chapter 11 for more instructions on viewing the logs from the touch screen See Terminal Commands in Chapter 4 for the RS 232 interface commands used to access the logs 10 3 1 Event Log The events are tracked in sequence of occurrence The sequence of occurrence is identified by date time and frame number The last 512 events are stored in a nonvolatile memory and can be viewed from the Event Log Event logs wrap meaning when the log is full the oldest event is deleted when a new event is written to the log The Event Log tracks the sequence number in which the event occurred since the log was last cleared Message the event that occurred such as Ambient Over temp Source 1 Fail etc Type either a Fault or Alarm See Alarm and Faults in this chapter for further details on these events ID the event identifier Date and Time when the event occurred Faults the number of fault events logged Alarms the number of alarm events logged User Alarms the number of alarm events logged that were triggered by user created alarms such as those alarms created with
116. it also open knife switches on AC power supply lines powering the logical boards LINE IN 1 2 Post danger signs to prevent inadvertent operations Page 9 8 11 04 6 Liebert User s Manual Chapter 10 Alarm and faults Static transfer switch Liebert HiSwitch2 10 Chapter 10 Alarm and faults 10 1 Messages on the display panel Alarms and faults are events that are triggered when the operation of the static transfer switch falls outside of the defined parameters These events can also be triggered by user actions such as changing configurations clearing logs etc failed components such as a fan failure an SCR that is open or closed etc and system status such as open circuit breakers load on alternate source etc These events can provide a warning or trigger the system to make a change such as switch sources or the recording ofa history log The HiSwitch2 monitoring system detects and annunciates a comprehensive set of fault and alarm conditions Faults and alarm messages are can be viewed on the LCD touch screen or via the RS 232 port On the LCD touch screen the events are shown in the Status Display panel in the lower left corner of the touch screen and written to the Event log You can touch a message to view a definition of an event and a tip for troubleshooting See Touch Screen Display in Chapter 11 for more information on the touch screen If you are monitoring the system through the RS 232 port see Term
117. ithin set parameters as well as ensure that each source is within acceptable tolerances for a transfer between sources to be completed The HiSwitch2 contains two static transfer switches in one enclosure to allow the unit to transfer its load between the two input sources without disruption to the output for longer than 1 4 cycle If a problem is detected with a primary Preferred input source and defined trigger points are reached the HiSwitch2 automatically switches the input to the other Alternate input source The HiSwitch2 continues to monitor both sources and can automatically transfer the load back to the preferred source 1f so configured when that source returns to acceptable operating parameters The system control logic automatically monitors the input sources and power output to ensure that they are operating within acceptable tolerances The system logic manages the transfer between sources All control and logic components are mounted separate from the power components The HiSwitch2 is designed to minimize the exposure of hazardous voltages to allow safe servicing of the unit while the load is energized The HiSwitch2 front panel can be equipped with either a LED display or a Color Graphical Display on LCD touch screen Option On LED Display units the RS 232 interface is used for configuration and status and event log monitoring In units not equipped with the touch screen LEDs provide the user with the ability to monitor the
118. ity with the standards WARNING HIGH EARTH LEAKAGE CURRENT EARTH CONNECTION IS ESSENTIAL BEFORE CONNECTING THE INPUT SUPPLY This equipment must be earthed in accordance with local electrical codes WARNING Follow these instructions scrupulously The HiSwitch2 is designed exclusively for indoor use Protect the unit from excessive condensation and install it in a place free of flammable liquids gases and corrosive substances The HiSwitch2 runs only on AC power supplies with a neutral line permanently and securely connected to the ground TN systems Electrical installation must be performed by a qualified electrician Personnel working with the equipment described in this manual must be thoroughly familiar with the product Obtain appropriate protection against input overcurrents on the basis of the unit s nominal power Before making connections inside the unit make sure that all incoming power sources are de energised and insulated The unit is powered by more than one power mains When one of the incoming power sources is active the unit contains a dangerous level of voltage even when it has maintenance bypass status To insulate the unit turn it off and insulate all incoming power sources and auxiliary power sources Caution This equipment is fitted with RFI suppression filters Earth leakage current exceeds 3 5 mA and is less than 1000 mA When selecting a residual current device take into account transitory current
119. l and the user manually presses the RESET button ALRMRST button on LED units In either case the cause of the Source 1 or Source 2 Ipeak overload should be investigated and resolved such as by reducing the overload condition or clearing the output fault before returning the switch to normal operation Page 10 2 11 04 6 Liebert User s Manual Chapter 10 Alarm and faults Static transfer switch Liebert HiSwitch2 These events indicate a device failure The device must be replaced and the system must be restarted for the fault to clear When an open or short circuited SCR alarm occurs a release signal is automatically sent to one of the two coils X1 terminal board on the external input circuit breakers Qext to prevent transfer of the load in an anomalous situation The SCR failure must be investigated and repaired before returning the switch to normal operation Both source input switches must be opened such as when the unit is placed in maintenance bypass for servicing before a shorted or open SCR alarm can be reset 10 5 List of Messages Table 10 1 lists available event messages a definition of the event and the functions that are activated with the event by default The functions are indicated as follows D The indicated event initiates the Auto Dial sequence through the optional modem A The indicated event activates the Audible alarm F The indicated event triggers a Freeze of the History Log L The
120. l when you list the configuration setting for a particular group Continuing with the example to configure an Options_1 setting under System Settings the command would begin with SPT 2 6 where 6 is the value Options_1 Note the space between each parameter 4 2 8 3 Value Parameter Item settings depending on what they are use various value types Table 4 5 provides a list of the possible value types and their description zT An integer numeric value in the units indicated by the item name For example a System Voltage Rating of 480 would indicate 480 volts Similar to the Numeric this value type is an integer that has been scaled usually to Scaled remove decimal points that would normally appear within the value In this case a value of 2 5 may actually be input as simply 25 For all Scaled types the scaling appears in Table 4 6 Stri Certain settings are represented by alphanumeric character strings such as setting ring the System Model Number to HiSwitch2 This type uses an indexed list to represent possible choices One example is the Enumeration Modem Baud Rate which uses a value of 0 to select 2400 bps 1 for 9600 bps and 2 for 19200 bps Numeric This type of value uses a hexadecimal binary word where each of the sixteen bits in the word has the value of 1 True or 0 False Although somewhat difficult to use it Bit packed packs a large amount of data within a single entry A detailed description of this type appears
121. latching alarm press RESET on the display If you are accessing the unit from a terminal type CA and press RETURN on your keyboard PWR SPLY LOGIC FAIL Power Supply Module Failed The power supply logic module contained in the primary power supply has failed Contact authorised technical support address shown at the beginning of the manual Press SILENCE on the touch screen to turn off the audible alarm if so configured If you are accessing the HiSwitch2 system from a terminal type SH and press RETURN on your keyboard to turn off the audible alarm This event was written to the Event Log is so configured The alarm has triggered a message to be sent to the modem if so configured If configured to be a latching alarm press RESET on the display If you are accessing the unit from a terminal type CA and press RETURN on your keyboard OUT VOLT SENSE FAIL Output Voltage Sense Module Failed The module contained on the snubber monitoring the output voltage has failed Press SILENCE on the touch screen to turn off the audible alarm if so configured If you are accessing the HiSwitch2 system from a terminal type SH and press RETURN on your keyboard to turn off the audible alarm Contact authorised technical support address shown at the beginning of the manual This event was written to the Event Log if so configured The alarm has triggered a message to be sent to the modem if so configured If configured to be a latching alarm press RESET on the d
122. lay imitates the power flow through the static transfer switch and indicates source status breaker status switch status source voltage and current readings output power measurements and active alarm messages See Figure 11 2 11 04 Page 11 3 Chapter 11 Touch Screen Display User s Manual Liebert HiSwitch2 Static transfer switch 11 5 Event Controls The HiSwitch2 detects events when certain thresholds are passed or certain problems occur The alarm controls allow you to acknowledge the existence of these events RESET All latched events whose conditions have cleared are removed from the Event Display Faults and alarms that remain active or are not recoverable are not affected when this button is selected This button is also used to perform manual I Peak resets and manual retransfers SILENCE turns off the audible alarm horn or beeper without resetting the triggering event This setting does not permanently turn off the horn The alarm sounds again when the next event with an audible alarm setting is triggered Active events are shown in the Event Display whereas cleared events can be reviewed via the Event Log 11 6 Event Display The Event Display lists the condition of the HiSwitch2 in real time Both nominal system parameters and alarm messages are displayed in the Event Display You can touch any message in the Event Display to display more information in the Display Panel to the left The selected status is dis
123. lit when the SCRs for Source 1 are closed 8 STS2 Source 2 SCRs A green LED is lit when the SCRs for Source 2 are closed 2 IN2A Source 2 input present Uo A CA A green LED is lit if the button has been pushed to set Source 1 as 9 LED PREFI Source 1 as the preferred E the preferred source Source A green LED is lit if the button has been pushed to set Source 2 as RE Source 2 as the preferred g P oy B source P the preferred source A yellow amber LED is lit when source transfers are inhibited locked out by a hardware condition Connect a PC terminal to the HiSwitch2 to locate the exact cause See Chapter 4 for PC terminal commands CB3 Q3 A green LED is lit if the output switch is closed 3 CB3A Q3A Isolator 3A A green LED is lit if the output switch is closed Q3A is installed on units with dual output isolators 4 CB4 Q4 A yellow LED is lit if the Source 1 bypass switch is closed CBS Q5 A yellow LED is lit if the Source 2 bypass switch is closed 16 UT Power present to A green LED is lit to indicate that power is present on the output output load load A red LED is lit when an alarm condition is present in the HiSwitch2 Connect a PC terminal to the HiSwitch2 to locate the exact cause See Chapter 4 for PC terminal commands E 11 NOXF Transfer inhibited Z 2 CA Alarms Table 8 1 Table for LEDs definitions Page 8 2 11 04 6 Liebert
124. mic screen If the LCD display is not available check the gate driver board LEDs through the slots in the control panel See Figure 9 2 11 Verify that the output LED is lit 9 2 6 Normal System Shutdown The HiSwitch2 can be shut down from either the static switch mode or the bypass mode Shutdown in Static Transfer Switch Mode When the Static Transfer Switch is operating on static transfer switch mode not maintenance bypass mode 1 Turn off the load equipment per manufacturer s recommendations 2 Open Q3 to turn off the static switch output Open Q3A if the static transfer switch is a redundant output configuration The LEDs for Q3 and Q3A if supplied and the output OUT are turned off 3 Open the input isolators Q1 and Q2 The LEDs for Q1 and Q2 are turned off 4 Tocompletely de energize the unit turn OFF the power to both inputs to the HiSwitch2 Shutdown in Maintenance Bypass Mode When the Static Transfer Switch is operating on bypass 1 Turn off the load equipment per manufacturer s recommendations 2 Open the bypass isolators Q4 or Q5 to turn off the static transfer switch output The LED for the bypass isolators is turned off The output OUT LED is turned off 3 To completely de energize the unit turn OFF the power to both inputs to the HiSwitch2 WARNING To fully isolate the unit open all external power switches on HiSwitch2 input sources if this is not done hazardous voltage will persist inside the un
125. n Cheat Eventiog Figure 11 14 Event Log To use the Event Log 1 Select LOGS from the menu bar to open the Logs menu 2 Select EVENT LOG from the menu 3 Use the UP and DOWN buttons to scroll through the event list 4 Select OK to close the Event Log The data remains in the log History Log Two History Logs are available to track major alarms If so configured an alarm freezes the history buffer When the History Status buffer is frozen a History Log is created that can be accessed from the HISTORY LOG x choices in the LOGS menu See Chapter 10 History Log for more information on the History Logs and definitions of the fields displayed in the History Log screen See ee M Regio Fore DOWN sor EDI PAON On 10 28 02 M OX 30 US Criis Everi OUTPUT Uy Fraea Munber prev next REPLAY stor aer CLEAR HOGS Figure 11 15 History Log To use the History Log 1 Select LOGS from the menu bar to open the Logs menu 2 Select either HISTORY LOG 1 or HISTORY LOG 2 from the menu 3 Select the appropriate buttons to replay the log Select PREV to go to the previous frame in the sequence Select NEXT to go to the next frame in the sequence Move the green cursor to the location from which you would like to play the sequence of events Select REPLAY to play the frames automatically from the point of the cursor Select STOP to halt the replay Select RESET to return to the first frame
126. n of transfer may be set for overload in output Transfer time 1 4 cycle 5 ms 3 pole configurations Size of neutral 2 In if used SCR failure detection open or short circuit standard alarm only Accessible from front for maintenance work Ventilation control device Redundant fans Operator display Led display panel or option LCD touch screen display panel Voltage and current input output frequency for both power sources Parameters monitored apparent and active power in output phase difference in input number of transfers Load Power Factor Range 0 75 to 1 0 leading or lagging Load Crest Factor Up to 3 5 Source Voliage Up to 10 THD with notches and ringing transients Distortion Unit Voltage Unit Amps Withstand Capability 208 240V 100 1000A 100kA Unit Short Circuit Withstand Capability 100 2504 65kA 380 415V 400 600A 100kA 800 1000A 65kA Input Surge Suppression The HiSwitch2 is equipped with transient voltage surge suppression on each input for maximum surge suppression The surge suppression is capable of protecting the HiSwitch2 from operating outside of tolerances due to surges as defined by IEC 1000 4 5 1 2 50uS surge 2kV CM and 1kV DM as required under EN 50091 2 Response Time A dual level fast slow transfer threshold is used for under voltage detection to allow the HiSwitch2 to be compatible with UPSs and generat
127. nal operations when the HiSwitch2 is being transferred to maintenance bypass condition All isolators are equipped with N O and N C auxiliary contacts for monitoring of the isolator positions The external input circuit breakers must be equipped with 48 VDC shunt trips to allow for control by the HiSwitch2 logic See Table 2 3 11 04 Page 9 1 Chapter 9 Operating Procedures User s Manual Liebert HiSwitch2 Static transfer switch 9 2 Operating instructions 9 2 1 Introduction The following start up procedures display regular HiSwitch2 start up procedures after the completion of commissioning These instructions must be reconsidered on the basis of special or custom modifications made to the equipment considerations involving the load special conditions involving the installation environment or corporate policy requiring modifications to standard equipment start up procedures This section discusses the system turn on shut down and bypass procedures for LED based HiSwitch2 Note These instructions LCD only refer to the LCD touch screen display Option 9 2 2 Normal System Turn On This section provides instructions to turn on your HiSwitch2 The LEDs provide the basic information required to ensure proper operation To monitor metering data use a PC terminal WARNING Ensure that the following notice is followed before proceeding with point 1 of the Start Up procedures Close the incoming isolating dev
128. ne 4 requirements Installation details are provided in Chapter 6 The seismic brackets are an option for the HiSwitch2 and are shipped separately from the unit when ordered Page 3 2 11 04 O Liebert Installation manual Chapter 3 Optional equipment Static transfer switch Liebert HiSwitch2 Installation notes 3 1 6 Programmable Relay Board The Programmable Relay Board PRB provides a means to trigger an external device when an event occurs in the HiSwitch2 Each PRB has 8 channels Each channel has two sets of Form C dry contacts rated 1 Amp 30 VDC or 250 mAmp 125 VAC Any alarm event can be programmed to any channel or channels Up to ten 10 events can be programmed to a relay If multiple events are grouped to one relay group the events logically to simplify troubleshooting when an event is triggered The same alarm event can be programmed to more than one channel Up to two Programmable Relay Boards can be installed in the HiSwitch2 for a total of 16 channels Programming is performed through the touch screen display See Configuring the Programmable Relay Board Settings in Chapter 11 for default settings and instructions for reconfiguring the relays See figures in Chapter 6 for the location of the PRB Figure below shows the wiring details Table 8 provides the PRB pinout PROGRAMMABLE RELAY BOARD Figure 3 2 Notes 1 Customer control wiring connection points are terminal blocks 1 through 15 2 Programmable r
129. nect the terminal to the HiSwitch2 by plugging the cable from the terminal into the RS 232 port This connection can be made at any time 2 After making the connection verify the communications link by pressing lt ENTER gt on the terminal keyboard The interface communications system responds as indicated below Repeating command gt Illegal command lt gt or lt HELP gt displays the RS 232 command set command or HELP command displays specific help for the command SVTP Control gt The SVTP Control gt prompt indicates that RS 232 communications are established If you receive no response or prompt verify that the connector is properly plugged into the port and the PC or terminal serial interface is working properly 3 Enter the desired commands as listed in Table below For additional help type lt gt command or HELP command Refer to the corresponding menu options in the Chapter 11 for more details about the commands Some terminal commands require a password to function Use the PWD command and a valid password to gain access 11 04 Page 4 3 Chapter 4 Communication System Installation manual Installation notes Liebert HiSwitch2 Static transfer switch Keys Function Displays this help menu or specific help with a command AA Displays active alarms AF Displays active faults CEL Clears the event log CHL Clears the history logs DATE Displays current system dat
130. ng present The HiSwitch2 includes key interlocked maintenance bypass isolators that allow either input source s electronics to be bypassed for maintenance without interruption of power to the load STS turned off If a circuit breaker with a release coil has been installed upstream of each incoming power supply optional cabinet when the emergency pushbutton is pressed the STS will be deprived of both power sources and the load will no longer be supplied If the external switches on the AC power supply lines powering the logical cards are kept closed the operator control panel display will display alarm signals WARNING Note that hazardous voltage is present on the bus bars at the terminals of isolators affected by the bypass condition and on AC power supply lines to logical boards and fuses F 1 4 Page 7 4 11 04 6 Liebert User s Manual Chapter 7 General Description Static transfer switch Liebert HiSwitch2 Principles of operation 7 2 1 Configuration of HiSwitch2 power isolators Figure 7 2 Typical diagram of HiSwitch2 static transfer switch Figure 7 2 illustrates a typical HiSwitch2 configuration The static switch input section is connected through its knife isolator Q1 to an input mains U1 V1 W1 which also supplies the manual maintenance bypass The same circuit is repeated for the other input mains The common output of the
131. o permit complete isolation of the static transfer switch under certain emergency conditions 11 04 Page 7 3 Chapter 7 General Description User s Manual Principles of Operation Liebert HiSwitch2 Static transfer switch 7 2 Modes of Operation of the STS Normal operation Preferred Source Under normal operating conditions the HiSwitch2 routes power from the preferred input source to the output load The unit monitors the voltage current and phase of each source to ensure that both are operating within set tolerances and that the alternate source is available should a transfer be required Transfer Should the preferred source fail or be outside acceptable voltage limits the HiSwitch2 transfers the input to the alternate source until the problem is rectified in the preferred source The unit can be set to automatically transfer the input back to the preferred source or only allow the transfer to be done manually Transfer Inhibit For a transfer to be completed between input sources the sources must meet certain parameters or the transfer cannot take place Uninterrupted transfer between sources is inhibited due to input source failure sources out of sync switch failure or the unit is in bypass mode Maintenance Bypass The static transfer switch can be manually bypassed to allow the power from a source to directly flow to the output load This bypass allows the unit s electronics to be serviced without dangerous voltages bei
132. o the HiSwitch2 input protection devices Note All HiSwitch2 units are fuseless and are UL rated for use with upstream circuit breakers only 11 04 Page 2 3 Chapter 2 Installation Electrical Installation manual Liebert HiSwitch2 Static transfer switch 2 1 7 Wiring procedure Important The operations described in this section must be performed by authorised electricians or qualified technical personnel If you have any difficulties do not hesitate to contact our Customer Service amp Support department at the address given at the beginning of this manual WARNING The HiSwitch2 will work only with an AC power source with a permanent neutral safely earthed TN systems Failure to comply with these requirements will result in damage to the unit With the equipment bolted in its final position connect up the power cables as described below Examine the reference drawing in Chapter 6 1 Check that the HiSwitch2 is totally isolated from its external power source and that all the STS s power switches are open Put up danger signs to prevent inadvertent operations 2 Open the HiSwitch2 cabinet access door and remove the metal guard on the lower side to permit access to the connection bars The metal guard on the HiSwitch2 cabinet must be removed after removing all power switch handles 3 Connect the equipment s safety earth to the copper earthing wire installed in the bottom of the HiSwitch2 cabinet underneath
133. oB aont erret een ean ant amni aAA LA tah 9 1 General notes codon ede detenta Gd Geddes n eeteadetduemda ene eet oet eR 9 1 Power 130latotS ena seneconontecesonenanronepoienedeneiiamodetiadienedn totsblesitbes diodes bere 9 1 Operating StU COTS oo OO 9 2 Iul 9 2 Normal System Turn On eese nennen tne ne nennen tete trente nenne nete tn eene tenens 9 2 Manual Transfer Preferred Source Selection for LED Display panel sss 9 3 Manual Transfer Preferred Source Selection for LCD touch screen display Option 9 4 Maintenance Bypass procedure eesseseseeeeeeee nennen nennen nenne tne ne tenente ene tnter nente nenne nnne 9 5 Normal System Shutdown eise eene enne tnnt nn nennen nennen nete nennen 9 8 11 04 O Liebert User s Manual Liebert HiSwitch2 Static Transfer Switch 10 Chapter 10 Alarm and faults esses eene nennen nnne nnne tenere nennen nnns 10 1 TO T Messages on the display panel on REaae wha Raa Ha Sa E eee He 10 1 MEDIE nique 10 1 10 3 Event and History L088 m eR aerias tette tene ieetre ioni I e aie eei etes 10 2 NOS Te Event L9 5st tre tre Dre tre otro Dove pepe Dp tne Dg Ege EE De t oe RESP ae aee epe ee eder E ag epos 10 2 103 2 Histo LOB eec NERIS RINT RNC RR P FI ED EE e E PEUT 10 2 10 4 Van
134. on connections Two pairs of wires are used from the switch to trigger the source selection You can select the type of switch used for this remote control Connections are made to four of the connections using Form A dry contacts The contacts are numbered left to right Contact Connection Soucet 24 O isolated ground s Source 2 6 Table 3 1 Remote Source Selection Terminal Contact Connection Isolated ground Do not use 3 14 3 Key Lockout Switch The key lockout switch activates a software lockout of the touch screen display to prevent manual transfers and configuration changes When locked out the touch screen becomes a read only display A key is needed to do manual transfers or change settings The alarm silence button is not disabled when in the lockout position The switch is located on the front of the unit next to the display it is behind the front door but can be operated without opening the front door See installation drawings in Chapter 6 for the key lockout location on each unit See Key Lockout Switch in Chapter 8 for instructions on using the key lockout switch 3 4 4 Redundant Output Breaker An optional output switch is provided which allows redundancy in the output power path The breaker is connected in parallel with the output isolator Q3 3 1 5 Seismic Floor Anchors Seismic anchors are available for anchoring the unit to a concrete floor to meet seismic Zo
135. on system may be taken out of service for maintenance work 7 1 2 HiSwitch2 Static Transfer Switch The HiSwitch2 is a 3 pole double throw solid state automatic transfer switch that is fed from two sources The Preferred source is the input source that normally carries the load when both sources are available The preferred source is selectable by the user from the LCD panel or an optional Remote Source Selection The unselected source is referred to as the Alternate source and carries the load if the preferred source should fail or if a manual transfer is initiated The unit uses Silicon Controlled Rectifiers SCRs connected in paralleled opposing pairs to function as an AC switch configuration Three pairs of SCRs connect the AC load to the selected preferred input source as long as the preferred source is available A second set of SCRs stands ready to transfer the AC load to the alternate input source should the preferred source fail The switching action is a very fast break before make with less than a 1 4 cycle break in the AC waveform During static switch transfers and retransfers the conduction state of the SCRs is carefully monitored and controlled to prevent a current path from one source to the other This technique prevents a faulted source from feeding into the other good source 7 1 3 Source Transfer The HiSwitch2 allows manually initiated transfers between the two sources providing the alternate source is within acceptable
136. ons installed Checking the bits list under Options 1 on table above bits 7 and 0 each must be set to 1 to indicate that these options are installed The bit setting is as follows starting with bit 15 on the left and going down to bit 0 0000 0000 1000 0001 With the bits combined in groups of four the binary settings can be translated into hexidecimal values The first two groups in the sample equal zero 0 In the third group 1000 in binary translates to 8 in hex In the fourth group 0001 in binary translates to 1 in hex In hex this equates to digits in the value parameter cannot have spaces between them 0081 So your command to indicate that the Remote Source Selection and the Dual Output Breaker are installed would be SPT 260081 Page 4 8 11 04 O Liebert Installation manual Chapter 4 Communication System Static transfer switch Liebert HiSwitch2 Installation notes 4 2 4 Setting Event Masks with the Terminal The event masks can be customized via a terminal The command SPT4 lt ENTER gt displays all faults and alarms along with their associated event masks A plus sign means that particular event mask is enabled while a minus sign means that mask is disabled Refer to Event Mask in Chapter 11 for more information on event masks and their associated flags Unlike the System and User Settings mask values are set by designated letters not hex values However as with other RS 232 interface settings four pa
137. optional boards are installed it is also possible to remotely display the most relevant alarms or user defined ones Supervision can be carried out from a local or remote location The HiSwitch2 monitoring system offers several choices for communications They are RS222 terminal port std OPTIONS nternal modem Network Interface Card NIC Input Contact Isolator ICI Board Programmable Relay Board PRB Comms Board 11 04 Page 4 1 Chapter 4 Communication System Installation manual Installation notes Liebert HiSwitch2 Static transfer switch 4 22 RS 232 Port The unit is equipped with an RS 232 port for connecting a terminal or PC The HiSwitch2 communicates the information required by the customer through the two RS232 communication ports placed on the output of the Control board The RS 232 terminal port is standard on all units The port is located inside the front door to the left of the touch screen LED front panel mounting as shown in Chapter 6 This port is primarily used as an alternate user interface to configure control and diagnose the system especially for systems that do not include the LCD touch screen display Commands for the RS 232 port are shown in Table below 4 2 1 Terminal Port Connections The system has an asynchronous serial port configured as Data Terminal Equipment for terminal access only half duplex The CPU services the terminal port with no handshaking The serial port conforms
138. ors The voltage thresholds and the slow transfer delay time is user adjustable The fast transfer delay time is less than 4 ms The over voltage detection uses a single threshold with programmable level and delay time See Chapter 11 User Settings for instructions on configuring these settings Environmental Requirements See Location Considerations in Chapter 1 for details concerning environmental requirements for the HiSwitch2 Page 5 4 11 04 O Liebert Installation manual Chapter 6 Installation drawing Static transfer switch Liebert HiSwitch2 6 Chapter 6 Installation drawings 6 1 Introduction The drawings below illustrate the principal mechanical and electrical characteristics of the HiSwitch2 and of its various optional cabinets In these drawings you will find all information of use for positioning the equipment determining cable entry making electrical power and auxiliary connections determining the position of isolators determining the physical location of various optional equipment etc 11 04 Page 6 1 Chapter 6 Installation drawing Liebert HiSwitch2 6 1 4 HiSwitch2 100 amp 250 A general view Installation manual Static transfer switch HET i KEY LOCKOUT SWITCH my Du SIDE VIEW To A Tr e9 o A E34 L nm 12MM BOTTOM VIEW MAX DOOR SWING
139. ource 1 and Source 2 is being restrained The phase difference between sources 1 and 2 exceeds the QUT OFSYNG allowable threshold for transfer The ambient temperature of the HiSwitch2 exceeds the EQUIP OVER TEMP recommended threshold for operation Bak T Table 11 2 Standard Settings for Programmable Relays The USER DEFINED SET allows you to assign faults and alarms to each contact on the relay boards Utilizing the USER DEFINED SET you can also select Input Contact Isolators to associate with a programmable relay In addition individual events three other assignment choices are available SELECT ALL sends a summary event to the selected relay whenever any event occurs If this setting is selected for a relay no other event needs to be assigned for that relay ON SOURCE 1 or ON SOURCE 2 can be assigned to a relay to send a notification when that source is being used by the load Once configured the static transfer switch continuously checks the status of the items defined for each contact and updates the state of the relay To configure your programmable relay boards for user defined settings 1 Select PROG RELAY BOARD x from the Comm Options dialog box where x is the corresponding board number The Prog Relay Board dialog box is displayed 11 04 Page 11 11 Chapter 11 Touch Screen Display User s Manual Liebert HiSwitch2 Static transfer switch Prog Relay Bord 1 USER DEFINED SET STANDARD SET
140. pe SH and press RETURN on your keyboard to turn off the audible alarm This event was written to the Event Log if so configured The alarm has triggered a message to be sent to the modem if so configured If configured to be a latching alarm press RESET on the display If you are accessing the unit from a terminal type CA and press RETURN on your keyboard S2 UV RMS Source 2 Under Voltage slow detection The input voltage from Source 2 remained below a set percentage of the nominal voltage for a designated period as set in the Slow UV Setting and Slow UV Detection Delay set points configured under the User Settings An S2 Fail alarm was also issued and source transfer has been inhibited The load of the HiSwitch2 has been transferred to Source 1 Press SILENCE on the touch screen to turn off the audible alarm if so configured If you are accessing the HiSwitch2 system from a terminal type SH and press RETURN on your keyboard to turn off the audible alarm The alarm is latched and must be reset after the voltage returns to the nominal voltage If the Reset option is not configured for AUTO automatic reset then the reset action must be done manually When the voltage is within acceptable parameters touch 11 04 Page 11 21 Chapter 11 Touch Screen Display User s Manual Liebert HiSwitch2 Static transfer switch the RESET button on the touch screen If you are accessing the unit from a terminal type CA and press RETURN on your keyboard
141. play If you are accessing the HiSwitch2 system from a terminal type CA and press RETURN on your keyboard S1 SCR SENSE FAIL Source 1 SCR Sense Module Failed The module contained on the snubber monitoring the SCRs for Source 1 has failed Press SILENCE on the touch screen to turn off the audible alarm if so configured If you are accessing the HiSwitch2 system from a terminal type SH and press RETURN on your keyboard to turn off the audible alarm Contact authorised technical support address shown at the beginning of the manual This event was written to the Event Log if so configured Page 11 18 11 04 6 Liebert User s Manual Chapter 11 Touch Screen Display Static transfer switch Liebert HiSwitch2 The alarm has triggered a message to be sent to the modem if so configured If configured to be a latching alarm press RESET on the display If you are accessing the HiSwitch2 system from a terminal type CA and press RETURN on your keyboard S2 SCR SENSE FAIL Source 2 SCR Sense Module Failed The module contained on the snubber monitoring the SCRs for Source 2 has failed Press SILENCE on the touch screen to turn off the audible alarm if so configured If you are accessing the HiSwitch2 system from a terminal type SH and press RETURN on your keyboard to turn off the audible alarm Contact authorised technical support address shown at the beginning of the manual This event was written to the Event Log if so configured
142. played in bold type 11 7 Menu bar As previously mentioned the menu bar provides both configuration choices and information The choices under the Config and Log menus access additional dialog boxes while the other menu choices only show information in the display panel 11 8 Configuration Menu When you select the CONFIG Configuration menu choice a pop up menu is displayed with four choices System Ratings used to configure frequency voltage and currents settings for the HiSwitch2 Event Mask allows you to configure system s response for events User Settings allows you to configure operations for the HiSwitch2 System Settings accesses another pop up menu to configure communication and system choices and the system ID Each of these choices accesses a separate dialog box Syston ANg Even Masks User Settings System Setings 11 9 System Ratings The System Ratings menu is used to set the nominal line frequency nominal voltage and nominal current at which the system operates when it is installed These settings are configured when the system is initialized at the factory or under maintenance and should not be changed by the user 11 10 Event Masks The HiSwitch2 gathers processes and reports faults and alarms collectively referred to below as events The Event Mask dialog box allows you to set the system s response for specific alarms and faults that are generated See Chap
143. ply Source 1 AC has failed loro EU PRESA AG Power supply Source 2 AC has failed AT SREYLEOGIG A power supply module has failed A EE RNALCOMM Internal CAN communications failed 02 EXTERNAL COMM Options CAN communications failed al FAIL 11 04 Page 10 3 Chapter 10 Alarm and faults User s Manual Liebert HiSwitch2 Static transfer switch ALARM MESSAGE DESCRIPTION CAUSE 023 CB1 SHUNT TRIP Q1 shunt trip failed AE FAIL o TEN Q2 shunt trip failed HEATSINK OVERTEMP Heatsink has exceeded the recommended temperature 1 UV Source under voltage fast detection S1 UV RMS Source 1 under voltage slow detection jas sv Swerwrwwe AE A E S2 OF UV Source 2 over frequency under frequency 076 S2 FAIL Source 2 failure A E S1 I PEAK I FK on Source 1 A F E S2 I PEAK I PK on Source 2 A F E 081 082 083 084 085 086 087 088 089 091 092 093 gt tr SOURCES MUTTER Source 1 and Source 2 are out of synchronization SYNC SURG E ACI The output load is running on the alternate source A E DIES EAPER Automatic retransfer is inhibited 2l gt tmt tW O85 CB2 82 OPEN Source 2 Isolator 2 Q2 is open 086 yi EE Source 1 on bypass Isolator 4 Q4 is closed os7 oa Source 2 on bypass Isolator 5 Q5 is closed gt tr gt tr E gt gt ti tm Seen INPUT CONTACT 1 INPUT CONTACT 2 INPUT CONTACT 3 INPUT CONTACT 4 CB1 81 OPEN
144. r message inputs to be routed through the static transfer switch s alarm network See Chapter 3 Contact Isolator Board for more information on the ICI If your HiSwitch2 has the ICI option installed list the settings below for future reference If control power is lost in the HiSwitch2 the settings are not saved Channel 1 Channel 2 Channel 3 Channel 4 Channel 5 Channel 6 Channel 7 Channel 8 Programmable Relay Board Settings Record The optional Programmable Relay Board PRB has eight channels to report events to an external device Up to ten 10 events can be programmed to each channel See Chapter 3 Programmable Relay Board for more information on the PRB If your HiSwitch2 has the PRB option installed list the settings below for future reference If control power is lost in the HiSwitch2 the settings are not saved Channel 1 Channel 2 Channel 3 Channel 4 Channel 5 Channel 6 Channel 7 Channel 8 Channel 9 Channel 10 PRB Notes Page xii 11 04 O Liebert Installation Manual Chapter 1 Installation Procedure Static transfer switch Liebert HiSwitch2 Part I Installation Manual 1 Chapter 1 Installation Procedure 1 1 Introduction Do not apply electrical power to the STS equipment before the arrival of the commissioning engineer WARNING The STS should be in
145. rameters are passed See Configuring the HiSwitch2 via the Terminal in this section for more details about the parameters The syntax for configuring event masks is SPT 4 ID D L S E A SPT is the terminal command used to configure setpoints 4 setting group parameter for event masks under System Settings ID event ID The ID is the item parameter for this command The ID numbers for each event are listed with the events in Table 10 1 in Chapter 10 D L S E A the event masks Dial Latch Summary Event log and Audible The masks are the value parameter for the command Each mask type must be preceded by a plus sign to enable it or a minus sign to disable it Note NO spaces are placed between each mask listed above Only the mask that is passed enabled is applied when the event occurs Note that the Summary and Event Log event masks are only configurable for the LED units To set the event masks for a particular event 1 Enter the command Examples and descriptions are provided below 2 Press ENTER After the new settings are entered the new results for that event ID are displayed 4 2 4 1 Examples of Event Mask Settings To latch event 001 SI SCR SHORT use SPT 4 1 L To disable event 128 CONFIG MODIFIED from sounding the horn use SPT 4 100 A To enable event 012 OUT VOLT SENSE FAIL to Dial and go into the Event Log use SPT 4 12 D E To disabl
146. re provided below Installers must be thoroughly familiar with the product More detailed information on installation procedures is provided in the Technical Assistance commissioning manual Options The following options are available for the HiSwitch2 Remote Source Selection board Key Lockout Switch Redundant Output Breaker Seismic Floor Anchors Communications options Programmable Relay Board PRB Input Contact Isolator ICI Board Comms Board w SiteScan and Modem Interface Internal Modem Network Interface Card NIC WARNING All options must be installed by Liebert global services or Liebert factory authorized service provided by a Liebert distributor The option area and customer control cable area contain hazardous voltages if any of the input sources are on even when the unit is in bypass Turn all power sources off before installing customer control cables to any option 3 1 2 Remote Source Selection An optional Remote Source Selection board may be installed in your HiSwitch2 This board is installed in the same bay as the communications options The Remote Source Selection allows the preferred input source to be chosen from a remote location A user supplied normally open dry contact allows the user to remotely select a source to be the preferred source in the same process as the local source transfer selection The unit s preferred source selection and Remote Source Selection are active at t
147. remove it to lockout the isolator LCD Secure the key per your site s lockout tagout procedure 9 Open output isolators Q3 and Q3A if supplied to remove power from static switch The LEDs for Q3 and Q3A if supplied turn off 10 Verify that the output LED is lit Power is now flowing directly from the source to the load without passing through the static transfer switch 11 04 Page 9 7 Chapter 9 Operating Procedures User s Manual Liebert HiSwitch2 Static transfer switch To return to the normal mode 1 Verify that the LEDs for Source 2 are on indicating that the source is supplying power and is operating within acceptable tolerances 2 Insert key in the Q2 isolator interlock 3 Rotate key to retract interlock 4 Close source input isolator Q2 The LED for Q2 is turned on LCD Verify Source 2 and Q2 isolator status is supplying power via the Mimic 5 Close output isolators Q3 and Q3A if supplied The LEDs for Q3 and Q3A if supplied turn on CD Verify Q3 and Q3A isolator status and STS SOURCE 2 and OUTPUT boxes are highlighted on the Mimic screen 6 Open bypass isolator Q5 The LED for Q5 is turned off 7 Rotate keys in Q5 interlock to extend interlock 8 Remove the proper key from Q5 interlock and insert it in Q1 isolator interlock 9 Rotate key to retract Q1 isolator interlock 10 Close source input isolator Q1 The LED for Q1 is turned on LCD Verify the STS SOURCE 1 box and Q1 isolator status on the Mi
148. rlock 8 Rotate the key to retract Q2 isolator interlock 9 Close source input isolator Q2 The LED for Q2 is turned on LCD Verify the STS SOURCE 2 box and Q2 isolator status on the Mimic screen If the LCD display is not available check the gate driver board LEDs through the slots in the control panel See Figure 9 2 10 Verify that the output LED is lit Bypass Procedures for Source 2 Note If you wish to bypass the Source 2 static transfer switch but Source 1 is presently active you must first transfer to Source 2 See Manual Transfer Preferred Source Selection in previous section If transfer to Source 1 is not desired 1 Follow the instructions to transfer the load to Source 2 if it is not the currently used source LCD Verify Source 2 is supplying power via the Mimic If the LCD Display is not available check the gate driver board LEDs through the slots in the control panel See Figure 9 2 2 Remove the interlock key from Q4 and place it in Q5 interlock The LED for Q1 is turned off 3 Open the alternate source input isolator Q1 4 Rotate and remove the interlock key 5 Insert the key into the Q5 bypass isolator interlock and rotate the interlock keys in Q5 bypass isolator interlock to retract the interlock 6 Close bypass isolator Q5 The LED for Q5 is turned on LCD Verify the isolator status on the Mimic screen 7 Open source input isolator Q2 The LED for Q2 is turned off 8 Rotate the interlock key and
149. s a Wye Select YES for the Wye Output Transformer choice in the System Options dialog box Remote Source Selection If your system is configured with the optional Remote Source Selection it must be enabled from the System Options menu See Chapter 3 Remote Source Selection Wiring for more information If the system is utilizing Remote Source Selection Select YES for the Remote Source Selection choice in the System Options dialog box to activate the option System ID Most of the settings for System ID are set by Liebert either at the factory or when the unit is installed Order No System Tag No System ID No and Model No are the numbers used to identify and track the system Language Time and Date are synchronized with the location of the unit The only configurable field is the Password See Using the Password in this Chapter for more information on configuring and using the password 11 04 Page 11 13 Chapter 11 Touch Screen Display User s Manual Liebert HiSwitch2 Static transfer switch 11 10 13 Logs Two types of logs are kept by the HiSwitch2 Event Log and History Log Event Log The Event Log tracks the alarms and faults of the HiSwitch2 See Chapter 10 Alarm and Faults for more information on these events and Event Log for more information on the Event Log and definitions of the fields displayed in the Event Log screen a NN H Fan fo m hc f f ur DOWN o
150. s dispersed to earth and in stationary operation which may occur when the equipment is started up Residual Current Circuit Breakers RCCBs must be selected sensitive to DC unidirectional pulses class A and insensitive to transient current pulses Note also that the earth leakage currents of the load will be carried by this RCCB or RCD Important Restrictions on installation or additional measures may be necessary to prevent interference 11 04 Page vii Static Transfer Switch Liebert HiSwitch2 User s Manual General Like all high voltage equipment the HiSwitch2 contains hazardous voltage The risk of contact with this voltage is minimised as components under voltage are housed behind a hinged door which may be locked Additional internal safety shields protect devices in accordance with IP20 standards There is no risk for personnel working on the equipment during regular operation in compliance with the recommended operating procedures All assistance and maintenance procedures requiring access to the inside of the equipment must be carried out exclusively by trained personnel WARNING HiSwitch2 DOES NOT INCORPORATE AUTOMATIC PROTECTION AGAINST VOLTAGE RETURNING TO THE INPUT PRIMARY POWER KNIFE SWITCHES OUTSIDE THE SYSTEM MUST BE LABELLED TO WARN SERVICE PERSONNEL THAT THE CIRCUIT IS CONNECTED TO THE STATIC TRANSFER SWITCH SYSTEM STS The wording must be similar to the following ISOLATE THE STATIC TRANSFER
151. s the preferred or alternate source The numbers simply identify the input source See Manual Transfer Preferred Source Selection in Chapter 9 to set the preferred source The Set Points are based on values in relation to the nominal voltage required for the HiSwitch2 UV refers to under voltage meaning the amount of voltage below the nominal voltage OV refers to over voltage or the amount of voltage over the nominal voltage Fast UV Setting o if the voltage drops below this set percentage of the nominal voltage the HiSwitch2 transfers from the current source to the opposite source Slow UV Setting if the voltage remains this set percentage below the nominal voltage for the period of the slow detection delay the HiSwitch2 transfers from the current source to the opposite source Slow UV detection delay the number of cycles that the source must remain below the Slow UV Setting before the HiSwitch2 transfers OV Setting if the voltage exceeds this set percentage of the nominal voltage for the period of the OV detection delay the HiSwitch2 transfers from the current source to the opposite source OV Detection Delay the number of cycles that the source must remain above the OV Setting before the HiSwitch2 transfers sources PK Xfer Lockout if current from the source exceeds this threshold the HiSwitch2 disables source transfers and has to be reset either manually or automatically The type of reset
152. sed on the upstream overcurrent protection device The earth bus bar is located near the input and output power supply connections as shown in Chapter 6 The safety earth cable must be connected to the earth bus bar and bonded to each cabinet in the system All cabinets and cable trunking should be earthed in accordance with local regulations Note Proper grounding considerably reduces problems in systems caused by electromagnetic interference WARNING FAILURE TO FOLLOW ADEQUATE EARTHING PROCEDURES CAN RESULT IN ELECTRIC SHOCK HAZARD TO PERSONNEL OR THE RISK OF FIRE SHOULD AN EARTH FAULT OCCUR Page 2 2 11 04 O Liebert Installation manual Chapter 2 Installation Electrical Static transfer switch Liebert HiSwitch2 2 1 6 Protective devices For safety reasons it is necessary to install circuit breaking protective devices in the input AC power supply and toward the load external to the system As every installation is unique this chapter provides general information of use to qualified installation engineers who are familiar with operating practices local regulations and the equipment to be installed Protection against excessive overcurrents and short circuits in the power supply lines Lines must be protected by installing suitable protective devices on the distribution panel of the incoming mains supply considering that the protection must be selective with system overload capacity see Chapter 5 Technical Spe
153. ss RETURN on your keyboard CB2 S2 OPEN Isolator 1 Q2 Open for Source 2 Isolator 2 is not closed Q2 is only assigned to Source 2 Check that the Q2 Isolator is in the desired position Press SILENCE on the touch screen to turn off the audible alarm if so configured If you are accessing the HiSwitch2 system from a terminal type SH and press RETURN on your keyboard to turn off the audible alarm This event was written to the Event Log if so configured The alarm has triggered a message to be sent to the modem if so configured If configured to be a latching alarm press RESET on the display If you are accessing the unit from a terminal type CA and press RETURN on your keyboard CB4 S1 BYP CLOSED Q4 Bypass Isolator Closed Source 1 Q4 Isolator is not open The input from Source 1 is bypassing the static transfer switch Press SILENCE on the touch screen to turn off the audible alarm if so configured If you are accessing the HiSwitch2 system from a terminal type SH and press RETURN on your keyboard to turn off the audible alarm This event was written to the Event Log if so configured The alarm has triggered a message to be sent to the modem if so configured If configured to be a latching alarm press RESET on the display If you are accessing the unit from a terminal type CA and press RETURN on your keyboard CB5 S1 BYP CLOSED Q5 Bypass Isolator Closed Source 2 Q5 Isolator is not open The input from Source 2 is bypassing
154. stalled by a qualified engineer in accordance with the information contained in this chapter All equipment not referred to this manual is shipped with details of its own mechanical and electrical installation The HiSwitch2 may be connected with only one TN power supply system see Note This section describes the HiSwitch2 system s environmental requirements and mechanical considerations that must be taken into account when planning the positioning and cabling of the static transfer switch Because every site has its requirements it is not the aim of this chapter to provide step by step installation instructions but to act as a guide as to the general procedures and practices that should be observed by the installing engineer Note Failure to connect the neutral cable to the input of the equipment does not affect its operation The system also includes a neutral pass bar from the input to the output which is useful to connect loads and allow the user to meet the most varied plant installation requirements The manual provides all the information drawings and electric diagrams on the neutral cable This information must be ignored if the input neutral cable is not connected 11 04 Page 1 1 Chapter 1 Installation Procedure Installation Manual Liebert HiSwitch2 Static transfer switch 1 2 Environmental considerations 1 2 1 Location of the HiSwitch2 The HiSwitch2 is suitable for indoor use only The unit should be locate
155. stem and will render all guarantees invalid HiSwitch2 is designed exclusively for Commercial Industrial applications and may not be used with vital support systems of any kind WARNING This is a product for restricted sales distribution to informed partners Installation restrictions or additional measures may be needed to prevent disturbance See EN 50091 2 If you encounter any problems with the procedures contained in this manual you should seek immediate assistance from the Liebert Sales Office from whom the equipment was purchased Alternatively contact the Liebert s Customer Service amp Support department at the address shown below Liebert HIROSS Services HQ Customer Service and Support Department Via Leonardo da Vinci 8 35028 Piove di Sacco PD Italy Help Desk Telephone 39 049 9719311 Fax 39 049 9719053 service liebert hiross com Emerson Network Power Ltd United Kingdom Customer Service and Support Department Globe Park Marlow Buckinghamshire SL71YG United Kingdom Telephone 44 1628 40 32 00 Fax 44 1628 40 32 03 Please visit our web site http ups liebert hiross com While every precaution has been taken to ensure accuracy and comleteness in this manual Liebert Corporation assumes no responsibility and disclaims all liability for damages resulting from use of this information or for any errors or omissions Liebert Corporation pursues a policy of continual product development and res
156. system status surrounding it have been written to a History Log if the History Logs were not already full This event was also written to the Event Log if so configured Press SILENCE on the touch screen to turn off the audible alarm if so configured If you are accessing the HiSwitch2 system from a terminal type SH and press RETURN on your keyboard to turn off the audible alarm The alarm has triggered a message to be sent to the modem if so configured If configured to be a latching alarm press RESET on the display If you are accessing the unit from a terminal type CA and press RETURN on your keyboard 11 04 Page 11 25 Chapter 11 Touch Screen Display User s Manual Liebert HiSwitch2 Static transfer switch INPUT CONTACT 1 Input Contact Isolator 1 Occurrence of the indicated external event has been detected by Input Contact Isolator 1 of the Open Comms Digital Input option board INPUT CONTACT 2 Input Contact Isolator 2 Occurrence of the indicated external event has been detected by Input Contact Isolator 2 of the Open Comms Digital Input option board INPUT CONTACT 3 Input Contact Isolator 3 Occurrence of the indicated external event has been detected by Input Contact Isolator 3 of the Open Comms Digital Input option board INPUT CONTACT 4 Input Contact Isolator 4 Occurrence of the indicated external event has been detected by Input Contact Isolator 4 of the Open Comms Digital Input option board INPUT CONTACT
157. t five minutes As a result automatic retransfers back to the preferred source is now disabled To clear this alarm condition assign the alternate source as the preferred source This alarm also is cleared if the unit transfers to the preferred source due to an alternate source AC volt failure 1 e an emergency transfer Press SILENCE on the touch screen to turn off the audible alarm if so configured If you are accessing the HiSwitch2 system from a terminal type SH and press RETURN on your keyboard to turn off the audible alarm The event was written to the Event Log if so configured The alarm has triggered a message to be sent to the modem if so configured If configured to be a latching alarm press RESET on the display If you are accessing the unit from a terminal type CA and press RETURN on your keyboard CBI S1 OPEN Isolator 1 Q1 Open for Source 1 Isolator 1 is not closed Q1 is only assigned to Source 1 Check that the Q 1 Isolator is in the desired position Press SILENCE on the touch screen to turn off the audible alarm if so configured If you are accessing the HiSwitch2 system from a terminal type SH and press RETURN on your keyboard to turn off the audible alarm This event was written to the Event Log if so configured The alarm has triggered a message to be sent to the modem if so configured If configured to be a latching alarm press RESET on the display If you are accessing the unit from a terminal type CA and pre
158. t hiross com www liebert hiross com Liebert HIROSS in Europe Emerson Network Power GesmbH Austria Handelskai 102 112 1200 Wien tel 43 1 331890 fax 43 1 331892450 Emerson Network Power NV Belgium Interleuvenlaan 50 B 3001 LEUVEN tel 32 16 380222 fax 31 16 380227 Liebert HIROSS Czech Republic Na Pricce 72 6 14200 Praha 4 tel 42 02 41727954 fax 42 02 41718717 Emerson Network Power S A France 124 Avenue Gallieni 93170 Bagnolet tel 33 1 43600177 fax 33 1 43607007 Emerson Network Power GmbH Germany Liebigstrasse 9 85551 Kirchheim tel 49 89 9050070 fax 49 89 90500710 Emerson Network Power Kft Hungary 1146 Budapest Erzs bet kir lyn tja 1 c tel 36 1 273 3890 fax 36 1 422 0621 36 1 273 3897 Liebert HIROSS Italia S r L Italy Via Gioacchino Rossini 6 20098 San Giuliano Milanese Milano tel 39 02 982501 fax 39 02 98250273 Emerson Network Power B V Netherlands Rooseindsestraat 29 5705 BP HELMOND tel 31 492 508520 fax 31 492 508525 Emerson Network Power Sp z 0 0 Poland Ul Konstruktorska 11A PL 02 673 Warszawa tel 48 22 5485260 fax 48 22 5485261 Emerson Network Power and Liebert HIROSS RUSSIA CIS Malaya Trubetskaya Str 8 Korp B 11th floor 119881 Moscow tel 7 095 2329473 fax 7 095 2320358 Emerson Network Power SA Spain Eduardo Torroja 23 Poligono Ind Leganes 28914 Leganes Madrid tel 34 91 4957700 fax 34 902 181936
159. t used in moving the HiSwitch2 cabinet has sufficient lifting capacity before use LOCATE THE CENTER OF GRAVITY SYMBOLS AND DETERMINE THE UNIT S WEIGHT BEFORE HANDLING THE CABINET Ensure that the floor of the room in which the equipment is to be installed has an adequate carrying capacity in Kg cm Check weights precisely using the Tables of Mechanical Characteristics in Chapter 5 3 The unit can be moved by forklift or pallet jack When moving the unit by forklift lift the unit from the rear so as to protect the front panel Do not exceed a 15 degree tilt with the forklift Also if you are moving the unit by forklift or pallet jack after it has been removed from the pallet be aware of the location of the casters and leveling feet so as not to damage them Most HiSwitch2 models are contained in one cabinet The 800 1000 amp units are contained in two cabinets that are connected together and shipped on one pallet Because the weight distribution in the cabinet is uneven use extreme care during handling and transporting 1 3 4 Clearances The HiSwitch2 has no ventilation grills at either side or at the rear and so does not require clearances Rear access is not essential for maintenance work Clearance around the front of the equipment should be sufficient to enable free passage of personnel with the doors fully opened It is important to leave a distance of at least 475 mm between the top of the HiSwitch2 and the ceiling of the room
160. ter 10 Alarm and Faults for more information on events and Event Mask for the definitions of the Event Mask types To set the event masks 1 Access the Event Mask dialog box a Select CONFIG b Select EVENT MASK from the pop up menu The Event Mask dialog box is displayed See Figure below 2 Select the mask settings for each fault and alarm a Select YES to enable the setting or b Select NO to disable the setting 3 Select SAVE to keep the settings Page 11 4 11 04 6 Liebert User s Manual Chapter 11 Touch Screen Display Static transfer switch Liebert HiSwitch2 Figure 11 6 Event Mask Dialog Box 11 10 1 User Settings The User Settings choice allows you to adjust the user accessible switch settings Access is limited to qualified personnel via system security To access the User Settings dialog box 1 Select CONFIG 2 Select USER SETTINGS from the pop up menu The User Settings dialog box is displayed See Figure below The top six buttons access a series of secondary dialog boxes to configure the various settings Figure 11 7 User Settings Dialog Box 11 04 Page 11 5 Chapter 11 Touch Screen Display User s Manual Liebert HiSwitch2 Static transfer switch 11 10 2 Source Set Points The Source 1 2 Set Points allows you to configure trigger points for each input source 1 or 2 for the HiSwitch2 via a keypad dialog or HI LO dialog box The source numbers do not designate the source a
161. ter 11 Touch Screen Display Static transfer switch Liebert HiSwitch2 6 Enter the delay value The range for the values are from 0 zero to 99 9 seconds 7 Select OK on the keypad to keep your setting The value you entered is displayed in the field adjacent to the corresponding input contact 8 Repeat steps 2 to 7 for each input contact 9 Select SAVE after you have configured all input contacts Be sure to select Save even if you have accessed this dialog only to change a setting 10 Enter the settings in Input Contact Isolator Settings Record at the biginning of this manual NOTE This information is not saved if control power is removed 11 Select OK in the Comm Options dialog box to activate the settings 11 10 8 Configuring the Programmable Relay Board Settings The HiSwitch2 can contain up to two Programmable Relay Boards PRB that can trigger an external device when an event occurs in the static transfer switch For example if Source 1 fails an external light flashes See Chapter 3 Programmable Relay Board for more information on the PRBs The Programmable Relay Board dialog box with two options STANDARD SET and USER DEFINED SET The STANDARD SET are the factory configured settings The STANDARD SET for the Programmable Relay Board settings are SOURCE 1 FAIL Source 1 failure SOURCE 2 FAIL Source 2 failure BYPASS CB4 CLOSED Switch Q4 is closed Source 1 is bypassed TRANSFER INHIBIT A transfer between S
162. terface Card NIC for more information on the NIC See the OpenComms Network Interface Card Installation and Users Guide for configuration instructions for the card If the optional OpenComm NIC is installed in the HiSwitch2 Select YES for the Network Interface Card option in the Comm Options dialog box to activate the card 11 10 10 SiteScan Configuration An optional RS 422 port contained in the Comms Board can be installed in the static transfer switch to provide communications with Liebert s SiteScan SiteScan is Liebert s system monitoring software that allows you to utilize a PC to monitor the static transfer switch s status and check alarms See Chapter 3 Comms Board for more information on this board If the HiSwitch2 will be connected to SiteScan Select Y ES for the SiteScan choice in the Comm Options dialog box to activate the card 11 10 11 Saving Your Communications Configurations To save you communications configuration settings 1 When you have completed the Comm Options configurations ensure you have selected Y ES for all the settings that you want activated 2 Select SAVE to keep the settings Whenever you make modifications to the any of the Comm Options select SAVE to keep the changes Page 11 12 11 04 6 Liebert User s Manual Chapter 11 Touch Screen Display Static transfer switch Liebert HiSwitch2 11 10 12 System Options Most System Options are configured at the factory However you may
163. the electrical characteristics in Chapter 5 e Stop All internal power supply isolators and external circuit breakers are open also open the isolating devices on the incoming AC lines see table 2 3 of the two power sources the load is not supplied with power 9 1 1 General notes Note 1 All the commands mentioned in these procedures are described in Chapter 8 Note 2 The acoustic alarm may be triggered at various times during these procedures It may be turned off at any time by pressing the Silence button 9 1 2 Power isolators The HiSwitch2 has power isolators assembled inside the cabinet which are accessible after opening the front door which has a key To identify the power isolators refer to the figure in Chapter 6 for the appropriate size The HiSwitch2 isolators are identified as follows QI Input isolator 1 connects the HiSwitch2 static transfer switch to mains 1 Q2 Input isolator 2 connects the HiSwitch2 static transfer switch to mains 2 Q3 Output isolator connects the system output to the load Q3A Redundant Output isolator Optional Q4 Manual maintenance bypass isolator permits the load to be connected directly to mains 1 during maintenance work Q5 Manual maintenance bypass isolator permits the load to be connected directly to mains 2 during maintenance work Note The input and bypass isolators have a key lock which by activating mechanical interlocks prevents unintentio
164. the static transfer switch Press SILENCE on the touch screen to turn off the audible alarm if so configured If you are accessing the HiSwitch2 system from a terminal type SH and press RETURN on your keyboard to turn off the audible alarm This event was written to the Event Log if so configured The alarm has triggered a message to be sent to the modem if so configured If configured to be a latching alarm press RESET on the display If you are accessing the unit from a terminal type CA and press RETURN on your keyboard CB3 OUTPUT OPEN Q3 Output Isolator Open Q3 is not closed This Switch is assigned to the output load The power flow to the load cannot flow through the static transfer switch Press SILENCE on the touch screen to turn off the audible alarm if so configured If you are accessing the HiSwitch2 system from a terminal type SH and press RETURN on your keyboard to turn off the audible alarm This event was written to the Event Log if so configured The alarm has triggered a message to be sent to the modem if so configured If configured to be a latching alarm press RESET on the display If you are accessing the unit from a terminal type CA and press RETURN on your keyboard Page 11 24 11 04 6 Liebert User s Manual Chapter 11 Touch Screen Display Static transfer switch Liebert HiSwitch2 CB3A OUTPUT OPEN Q3A Output Isolator Optional is Open Q3A is not closed This Switch is assigned to the output load
165. the system makes five transfers from the preferred source to the alternate source in a five minute period automatic retransfers back to the preferred source is disabled To clear this alarm condition you must assign the alternate source as the preferred source Also the UV detection thresholds may need adjustment See Chapter 11 Source Set Points for instructions on setting the UV detection This alarm also is cleared if the unit transfers to the preferred source due to an alternate source AC volt failure 1 e an emergency transfer 7 1 5 X Emergency Transfer To ensure that power remains connected to the load the HiSwitch2 automatically performs an emergency transfer from one input source to the other when an outage occurs on the existing source The automatic transfer takes place if the other source s voltage is within acceptable limits and regardless of the phase difference between the two sources Emergency transfers occur with a loss of power on the output of less than 4 ms Emergency transfers from the alternate source to the preferred source are not affected by the Auto Retransfer Enabled Disabled or Retransfer Delay user settings 7 1 6 Load Current Transfer Inhibit The HiSwitch2 senses the load current If the load current exceeds the preset level deemed to represent a load inrush or fault condition the unit s logic disables manual and automatic transfers even if the selected source s input voltage is outside the accept
166. throug h bit15 The bits are set in reverse order from bit 15 on the left to bit 0 zero on the right The bits are grouped in four sets of four bits each as such 0000 0000 0000 0000 Since each bit represents a setting a bit can be enabled or disabled 1 installed option or enabled feature Or 0 option not installed or feature not enabled Enabling or disabling the bits in each group creates a binary value for that group For example if the fourth bit in a group is set to 1 the group group s binary value is 0001 Each group is translated into a hexidecimal equivalent The group with the value of 0001 has a hex equivalent of 1 You can use this table to help with the conversion Binasyavalue uae Binary value Hex Equivalent 0000 0 A 1010 0001 1 B 1011 0010 2 C 1100 0011 3 D 1101 0100 4 E 1110 0101 5 F 1111 0110 6 0111 7 1000 8 1001 9 Table 4 7 Binary Hexidecimal Conversions The hex value for each group is entered in the command as four digits To summarize the procedure 1 Set each bit position 2 Convert the binary value each group into its hex equivalent 3 Enter the hex values for each group in order into the command for the value parameter The following example explains how the conversion is completed 4 2 8 5 Putting the Terminal Command Together For example a unit only has the Remote Source Selection and Dual Output Breaker opti
167. to communicate with the HiSwitch2 See Figure in Chapter 3 for wiring details Data link requirements are Full Duplex Asynchronous RS 232 format 11 04 Page 4 11 Chapter 4 Communication System Installation manual Installation notes Liebert HiSwitch2 Static transfer switch This page is left blank intentionally Page 4 12 11 04 O Liebert Installation manual Chapter 5 Technical specifications Static transfer switch Liebert HiSwitch2 S Chapter 5 Technical Specifications The tables below describe the typical features of static transfer switches HiSwitch2 5 1 Conformity and Standards The static transfer switch is designed in accordance with the following standards General and safety requirements for 2002 EN 62040 1 1 UPS used in operator access areas IEC 62040 1 1 and test requirements IEC 62040 3 1999 Safety of information technology equipment 2001 EN 60950 ISO 9001 Quality Certification CE marked 5 20 Environmental Conditions STSes are designed to resist the following environmental conditions without failures or compromised operation ENVIRONMENTAL E CHARACTERISTICS 100 1000 Relative humidity lt 95 not condensing Installation altitude lt 1200m asl Storage and transport temperature 40 80 Up to 1200 Above 1200 m output current is derated by 18 per 1000 m Audible noise lt 55 dBA at 1 5 m with audible alarm off Operating Altitude above sea level without derating
168. trical codes Page 4 10 11 04 ay Liebert Installation manual Chapter 4 Communication System Static transfer switch Liebert HiSwitch2 Installation notes 4 3 2 Network Interface Card NIC The NIC provides connectivity to any TCP IP based Ethernet network to allow the device to communicate with network management systems NMS via SNMP Events can be transmitted to the NMS to provide remote status monitoring plus fault and alarm detection The NIC includes an RJ 45 port for an Ethernet connection via Category 5 cable The NIC can also integrate the system with an existing Building Management System BMS or out of band monitoring using Mobus a standard multi drop protocol The NIC has redundant communication paths that make it possible to connect to a BMS using Modbus while simultaneously communicate to a NMS through SNMP See figure in Chapter 6 for more information on the NIC If you have questions about the NIC refer to the OpenComms Network Interface Card Installation and Users Guide The instructions for configuring the NIC are provided in Chapter 11 RS232 DB9 CONNECTOR FOR SETUP ONLY USES STANDARD COMPUTER SERIAL PORT CABLE Lee J3 Ethernet Network P18 RIAS connector Customer supplied 12 3 TB2 Seenotes 1 amp 2 Interconnecting l cable 4 d NETWORK INTERFACE fot CARD NIC SEE NOTE 2 CUSTOMER SUPPLIED INTERCONNECTING CABLE TO MODBUS Figure 4 2 Notes 1 Wire size and type 10 100 Base T Ethernet ca
169. uch screen to turn off the audible alarm if so configured If you are accessing the HiSwitch2 system from a terminal type SH and press RETURN on your keyboard to turn off the audible alarm This event and the system status surrounding it have been written to a History Log if the History Logs were not already full This event was also written to the Event Log if so configured Ifthis alarm is configured to automatically reset under the set points for User Settings the alarm clears itself when the I Peak condition clears If this alarm is set for manual reset mode the alarm continues to show as active after the current returns to nominal still inhibiting transfers You will need to manually reset the alarm If configured to be a latching alarm press RESET on the display If you are accessing the unit from a terminal type CA and press RETURN on your keyboard The alarm has triggered a message to be sent to the modem if so configured S2 I PEAK Current Peak on Source 2 The peak current from Source 2 has exceeded the set point as defined in the I PK Xfer Lockout setting under User Settings Transferring to Source 1 has been inhibited Press SILENCE on the touch screen to turn off the audible alarm if so configured If you are accessing the HiSwitch2 system from a terminal type SH and press RETURN on your keyboard to turn off the audible alarm This event and the system status surrounding it have been written to a History Log if the History Logs were
170. voltage limits and phase tolerances with the preferred source You begin a manual transfer by selecting the inactive source as the preferred source On a manual transfer the HiSwitch2 transfers between the two sources with less than one 1 millisecond interruption of power to the load The transfer can only be completed when both sources are available and synchronized within the user adjustable phase synchronization window For sources where the two frequencies are not exactly in phase manually initiated transfers are delayed by the HiSwitch2 until the two sources are within the defined phase synchronization window Source selection can also be done remotely using the Remote Source Selection option if installed 7 1 4 Automatic Transfer Retransfer If the preferred source is out of voltage and or frequency limits the load is automatically transferred to the alternate source If the unit is so configured the load is retransferred automatically to the preferred source after the preferred source returns to within the acceptable voltage and frequency limits for at least the defined retransfer time delay and is in phase with the alternate source You can enable and disable automatic retransfer to the preferred source through a user configuration setting Page 7 2 11 04 6 Liebert User s Manual Chapter 7 General Description Static transfer switch Liebert HiSwitch2 Principles of operation 7 1 4 1 Automatic Retransfer Inhibited If
171. wer feeds sources to the HiSwitch2 should be from two independent sources to avoid a common source failure To ensure proper operation of the HiSwitch2 the two input sources must be the same nominal voltage level and phase rotation For uninterrupted automatic transfer the two input sources should be synchronized within 15 degrees CAUTION THE INPUT SOURCES TO THE STATIC SWITCH MUST BE GROUNDED WYE SOURCES INPUT SOURCES OTHER THAN SOLIDLY GROUNDED WYE SOURCES MAY CAUSE DAMAGE TO THE SWITCH The HiSwitch2 is designed for operation with 3 or 4 wire solidly grounded sources only For 4 wire operation the common source neutral must be connected to the HiSwitch2 4 Wire Plus Ground Systems When 4 wire plus ground input feeds are utilized the input power sources must be properly grounded Because the neutral is not switched by the HiSwitch2 the neutrals of the two power sources are solidly interconnected Where possible the two power sources should be located in close proximity and a single neutral to ground bond made For cable entry refer to section 1 3 5 2 1 1 Cable size The principal factors influencing the choice of cables and cable sizes are voltage current taking over current into account ambient temperature and the conditions of installation The size of system power cables must be determined in accordance with the following descriptions Input output cables The size of input output cables must be determined
172. witch 6 1 9 Electrical connections in the HiSwitch2 Ext C B L1 Ext C B L2 INPUT MAINS 1 INPUT MAINS 2 a B Uu x NIU VI wi Supplied by others Auxiliary terminal block XI See Note 1 d 0 0o 0 R2 0o N TRIP SHUNT TRIP LINE 1 TRIP SHUNT TRIP LINE 2 COM EXT C B NO UNE 1 COM EXI C B NO LINE2 Emergency NO n Power COM Off EPO cee INPUT SUPPLY 1 Le gt o 380 415V 50Hz numa ee gt INPUT SUPPLY 2 380 415V 50Hz o du TO CRITICAL LOAD 380 415V 50Hz 7 Lt HiSwitch2 TO CUSTOMERS SAFETY EARTH CARIH 5 T Note 1 Remove standard links when external circuit breakers are connected to the input lines Note 2 The neutral connection N1 N2 is optional See Note page 1 1 Page 6 10 11 04 6 Liebert Installation manual Chapter 6 Installation drawings Static transfer switch Liebert HiSwitch2 6 1 10 Location of keys in HiSwitch2 power switch locks Qi Q2 207 10X LINE 1 UUUUUUUUUUUUUUUU UU UU UU TUA a BOLT nnnnnnnnnnnnnnnnnnnnnnmn S Q4 CUUUUUUUUUUUUUUUUUUUUULUL Qs 10X ah BOLT
173. y a separate configuration dialog box The instructions for configuring the communications options are provided in this section Comm Options Nodin VES NO T Pati VES NO Option A buttons input Contact kolator vES NO Prag Palay Baard e veS NO Prag Paley Baard ez YES NO Network interlace Cart VES NO Sio Scan ves NO J i EL Carcel Figure 11 9 Comm Options Dialog Box 11 10 5 Configuring the Modem The Modem dialog box allows you to configure the optional internal modem or an external modem that is connected to the static transfer switch Only one modem can be utilized by the HiSwitch2 The dialog box contains a series of choices that access either a keypad or a secondary dialog to configure settings Auto dial can also be configured for the modem to be triggered by events as set up in the Event Mask choices Designated major alarms activate the auto dial modem sequence Automatic dial attempts are made to the first number three times at 30 seconds between attempts If connection is not established in that time period the system automatically rolls over to the second number Auto dial attempts are made again three more times at 30 seconds between attempts The process is repeated until a successful connection is made Upon successful connection the Page 11 8 11 04 6 Liebert User s Manual Chapter 11 Touch Screen Display Static transfer switch Liebert HiSwitch2
174. yboard HIST LOGS CLEARED History Logs Cleared Both History Logs have been erased and the logs are now available to record future events Press SILENCE on the touch screen to turn off the audible alarm if so configured If you are accessing the HiSwitch2 system from a terminal type SH and press RETURN on your keyboard to turn off the audible alarm The event was written to the Event Log if so configured The alarm has triggered a message to be sent to the modem if so configured If configured to be a latching alarm press RESET on the display If you are accessing the unit from a terminal type CA and press RETURN on your keyboard HIST LOGS FULL History Logs Full The history buffer has reached its capacity for both history logs No further history logs can be written until the logs are cleared The History Logs were frozen by the occurrence of two designated faults or alarms Both history logs have been frozen by significant events These logs contain valuable diagnostic data regarding those events which may be useful if service is required Once the logs have been analyzed and the causes for freezing them have been resolved the history logs should be cleared to make them available for capturing future events To clear the History Logs select the CLEAR HLOG button under the LOGS gt HISTORY LOG 1 or LOGS gt HISTORY LOG 2 menus to clear the History Status buffer after the alarms have been resolved If you are accessing the unit from a terminal

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