American Power Conversion PM4Y User's Manual
Contents
1. essssssseeeeeeeeeneen ennemi Surge Counter Op MOM aa nico orti roe EPI IE EE ERE EPIS UEFA E E EE Ea EO Inter rag Cea PE oa aes Dry Contacts Option iiie tee oia oli MAINTENANCE Periodic Inspection and Clean aee e aie eere ea p reduc eite IS en Corrective Maintenance and Repairs oet tree erede e RUE RE SCORE HN exe ts TEGUDICSIOOLIHP ecciesie een Neer fy ee ace LEE terete ere LU RUE GENERAL INFORMATION Limited Warr dainty E Technical Support ii A tee ae TABLES Table 1 Cabinet Dimensions and Weight essent enemies Table 2 Voltage Rating and Service Type by Model ssssssseeenenene Table 3 DB 9 Pin Config r tion vna a ale Table 4 Replacement Parts Last 42 tane eiie ere ere ea era du anal bin SurgeArrest PM Series FIGURES Figure 1 Typical Parallel Connecti ns u een 4 Figure 2 Basic PM3 and PM4 Configuration with Disconnect Switch Option 5 Figure 3 Basic PM3 and PM4 Configuration and Wiring Diagram see 7 Figure 4 Basic PM4Y Configuration and Wiring Diagram eese 8 Figure 5 Status Panel with Surge Counter Option sse enne 9 Figure 6 Troubleshooting Flowchatt en ee nennen ns 12 Figure 7 Display Board Locator Diasram ari es pe 13 Figure 8 Diagnostic Board Locator Diagram uunensessessessenseneesnsennnennnensnnnennensnnnsnenennn ne2. Arc www apc com SurgeArrest PM Series PM3 PM4 and PM4Y Series Modular Surge Protective Device SPD User s Manual American Power Conversion Corporation 132 Fairgrounds Road P O Box 278 West Kingston Rhode Island 02892 USA APC0212040A C LISTED SurgeArrest PM Series INTRODUCTION tuno Installation Ae gp P UNPACKING AND PRELIMINARY INSPECTION Unpacking and Preliminary Inspection nter htt nter eset teret ei reed O m LOCATION CONSIDERATIONS A ERRORS OBERE NEUE ORENSE ee Ce REL UR Aaa REESE ed AudibleNOISe ciet cere AA Do EP eie a epu comte et ea Mounting and Cabinet Data ricetta dr trn p Ee eee e PETERE EYE EXER E Yee Uds SEEVICE Cl CATAMCS 605 oo ito A AE E Equipment Perote Product Orientation A ERE ea EN iea o EEE EE A A aS ELECTRICAL CONNECTIONS Overcutrent Protectora atada Voltage Rai ai eke A el RED UR OE ee Res ee een System Grounding 3 eire iaa caia dais Parallel Connection ere O aaa Wire Size amp Installation Torque conciencia idea decreta acia Disconnect Switch and Circuit Breaker a re e RR E dt P RR nets PM SERIES INSTALLATION INSTRUCTIONS Installation Instr ctlOBSs 3o RUE ERG ge Asda ee igus EH REUS aa ERE dee Configuration and Witing Diagrams item ini nio sic deci bini rid eed OPERATION Operation and Features edere rci ti e EC ede e tec d ite indeed Status Panel Controls Indicators and Alarms
3. 120 Volt Diagnostic PCB em PMESPIMF 277 Volt Diagnostic PCB all modular PMG units 347 Volt Diagnostic PCB all modular PML units all modular units with all 120 160kA units without Display PCB with Surge all 120 160kA units with Surge Counter Disconnect Switch all PMLAY units APC Model Number Voltage System 208 120V 3 Phase WYE 240 120V Split Phase MAN 208 120V 3 Phase WYE 240 120V Split Phase 480 277V 600 34 7V Co O 2 gt u o 2 e o 208 120V 3 Phase WYE 240 120V Split Phase 208 120V 3 Phase WYE 240 120V Split Phase 480 277V 480 277V 600 34 7V 600 347V 208 120V 3 Phase WYE 240 120V Split Phase 480 277V 600 34 7V O o c 2 D LIMITED WARRANTY APC warrants it s AC Panel protection products against defective workmanship and materials for 5 years from the date of original purchase The panel protection device must be installed by a qualified and licensed electrician in order to qualify for warranty protection Liability is limited to the replacement of the defective product A Return Material Authorization must be given by APC prior to the return of any product see Technical Support and Customer Service A copy of the invoice from the installer electrician or electrical service company must accompany the defective device being returned If the return of a device is authorized by APC APC will immediately ship a replacement unit to the customer Along with the repla
4. 4 places Surge Module with LED 9 places Phase A Phase B Connectors Fuse 9 places Page 8 Neutral Conductor 77 E AA LS i Nuetral Figure 4 Basic PM4Y Configuration and Wiring Diagram 3 Phase WYE 4 Wire plus Ground Mounting Flange 4 places Phase C Connector Ground Conductor Disconnect Operation and Features SPD s do not require a great deal of operator intervention after installation NOTE The PM Series has a green LED for each phase which extinguishes when the module is no longer providing protec tion fault condition All ofthe PM Series of SPDs contain a diagnostic circuit which monitors the suppressor status continuously and automati cally If a fault condition were to occur the built in front panel audible alarm will sound and a red Service LED will light indicating that the unit is in need of service by a qualified technician The audible alarm can be silenced by pressing the Mute Alarm button on the touchpad until a qualified electrician or service person is available to service the unit The red Service LED will continue to be illuminated even though the audible alarm has been silenced This will continue until the fault condition has been cleared Each of the internal surge protection modules have a green LED that lights to signify that the module is on line and function ing properly the N G module does not have an LED In addition to module LED
5. alarm 1s deactivated Normal operation occurs with the Mute Alarm LED extinguished The red Service LED will remain illuminated even though the Audible Alarm has been silenced The Test touchpad tests the red Service LED and the Audible Alarm If LEDs are illuminated in a manner that suggests contradictory information there may be an internal logic problem and the unit needs replacement If none of the LEDs are illuminated the unit may not be installed correctly Please note that the internal storage capacitor for surge counter backup must be energized for about 15 minutes before the count push button will function If a green LED is not illuminated and is suspect of being faulty a qualified electrician or technician may attempt to diagnose the problem by de energizing the unit removing the front cover and exchanging ribbon cable leads with another phase if available Upon reenergizing the SPD the appropriate LED will illuminate if the suspect LED has failed If troubleshooting indicates a failed LED please contact APC Technical Support at 800 800 A4A PC SurgeArrest PM Test Tests the red Service LED and audible alarm www apc com Count Increments the optional surge counter by one O Phase A Reset Resets the optional surge counter Surge Counter Mute Alarm Turns the Alarm off Note that the O Phase B alarm is de activated when the LED is lit O Phase C Phase A B and C Tri color LED status indicators Green Full
6. it will be necessary to install or connect to an existing main disconnnect switch on the LOAD side Disconnect switches are available from APC as an option and must be specified at the time of purchase the disconnect is not an add on devide and may change the size ofthe enclosure Be sure the disconnect switch is open OFF and the power is secured before making any connnections Refer to the diagram on the following page and the marking on the unit when connecting the phase wires After all connections have been made and not hazards exist restore power to the panel breaker or disconnect switch as required If the SPD is installed and functioning properly the green LED indicators on the front panel display will be lit the mdoule LED indicators will be lit and there will be no audible or visual alarms For answers to questions about installation call APC s Customer Service Department at 800 800 4APC Page 6 5 16 Mounting J Mounting Hole 4 places Flange 2 places Door Latch 2 places Neutral Connector Ground Surge Module Connector without LED Phase A gt sr J Surge Module with O A ge Module wi PhaseB El UA LED places Phase C Connectors Retaining Screw 2 places Fuse 3 places Not to exact scale Door remove for clarity Phase A Neutral Phase C Figure 3 Basic PM3 and PM4 Configuration and Wiring Diagram 3 Phase WYE 4 Wire plus Ground Page 7 5 16 Mounting Hole
7. protection O Service Amber Partial protection Red No protection Service LED illuminates for any amber or red indication O Surge Counter Displays the total number of surges Alarm encountered by the SPD Figure 5 Status Panel with Surge Counter Option Page 9 Surge Counter Option In units so equipped the surge counter option provides a means to total the number of transient voltage surges encountered since the counter was last reset The surge counter circuitry includes a supercap This will provide power up to four days to retain memory should a power outage occur NOTE There is a 10 15 minute charging cycle once power is connected before the surge counter operates The surge counter registers the sum of L N and L G transient surges There are Count and Reset touchpads Pressing the Count touchpad increments the counter by one Pressing the Reset touchpad resets the counter to zero count Dry Contacts Option The PM Series is available with optional Dry Contacts which utilize a DB 9 connector This feature provides two sets of both normally open N O and normally closed N C contacts through the DB 9 connector These relay contacts can be used for remote indication of the SPD s operating status by changing state when there is an alarm condiiton Examples could include a computer interface board an emergency management system etc The relay contact pin arrangement is outlined in Table 3 Please note the jum
8. 00000960 F igure 1 Typical Parallel Connections Ground ale Interconnecting wiring Minimize Length Avoid Sharp Bends NOTE Safety Ground required for ALL units Page 4 Wiring Size amp Installation Torque With a parallel connection the size of the wiring to the SPD is independent of the ampere rating of the circuit to be protected The recommended wire size is based on the unit s transient surge current capabilities 6 AWG is the recommended wire size for phase neutral and ground conductors Disconnect Switch The PM Series is designed for connection to a 30A to 60A breaker The PM3 and PM4 Series SPDs can be equipped with an optional internal disconnect switch Figure 2 The disconnect switch provides a means to de energize the entire suppressor to facilitate servicing of unit s components See Warning regarding the Neutral when testing the distribution system The PMLAY DC DL is equipped with an internal disconnect switch with an external manual operator located on the exterior ofthe enclosure Before opening the enclosure door the external manual operator must moved to the OFF position This will de energize the entire suppressor to facilitate servicing of the unit s components To re energize the suppressor close the door and move the external manual operator to the ON position NOTE A disconnect switch will add length which increases the response time and the clamp voltage To minimize th
9. assistance Replace bad components with identically rated parts to continue proper opera tion and safety It is very important that fuses be replaced with the exact fuse specified on the fuse replacement warning label shipped with each unit This label is found on the SPD mounting plane After all failed modules have been replaced prior to returning power inspect the entire SPD for other damaged components and replace as necessary Table 4 lists typical replacement parts Troubleshooting Troubleshooting of an SPD consists of performing the sequence of steps provided in the Troubleshooting Flowchart in Figure 6 Perform the steps in this chart only to the extent necessary to clear the failt Page 11 Alarm Audible Visual Red Serivce LED Lit YES Possible Diagnostics Al Board Interna amp Failure ES Front Panel NO Call APC Green LED s Technical Lit Support Are Modules Shorted Internal No Front Panel YES Apparent Green LED s Problem All Lit NO Correct Power Utility Feed and Are All Internal Modules Lit Voltage Correct on All Verify Power Levels and Operation YES Possible Diagnostics WARNING Board SECURE ALL Failure POWER END Call APC REMOVE POWER TO SPD Technical Support Y Disconnect all WHITE Neutral wires from PCB Terminals then check ALL Modules and F
10. cement unit APC will include a pre paid shipping tag for the return of the originally defective unit The replacement unit will not be warranteed unless the defective unit is received by APC Under no circumstances is APC responsible for the cost of removal or installation of any panel protection device APC specifically disclaims all other warranties expressed or implied Additionally APC will not be responsible for incidental or consequential damages resulting from any defect in any product or component thereof Technical Support and Customer Service United States and Canada 1 800 800 4APC This manual as well as information about the entire APC product line is available on the internet at www apc com Prior to calling APC for technical assistance please have the following information available Model Number of unit Serial Number of unit Manufacture Date Purchase Date Your Order Number Return Shipment Address American Power Conversion Corporation 1600 Division Road Dock 25 West Warwich RI 02893 Attn RMA Page 17 WWW apc com American Power Conversion Corporation 132 Fairgrounds Road P O Box 278 West Kingston Rhode Island 02892 USA
11. crews that secure the surge module to the chassis Pull the surge module out of the chassis 5 Note the location and part number of each module removed as this information is not supplied elsewhere in the cabinet NOTE Surge Modules should only be replaced with a new module having the same part number as the removed module 6 Unpack and inspect the replacement surge module for damage If the replacement module is damaged contact APC Technical Support 7 Align the replacement surge module with the mounting holes in the chassis Install the two allen head screws removed in step 3 and torque to 65 inch pounds 8 Power up the SPD and verify that the green LED is lit and that all alarms have cleared A LED Indicator gt 5 32 Allen Head Screw 2 places Surge Module Insulator gt Panel Backplane 5 32 Allen Head Screw d A 2 places A Y gt Figure 9 Surge Module Removal and Replacement Page 15 Replacement Parts Listing APC offers the items listed in Table 4 as field replaceable items Table 4 Replacement Parts List Description Part Works With 160kA Phase Module all PMP4 units 160kA N G Module all PMP4 units 160kA Phase Module 160kA N G Module 160kA Phase Module 160kA NLG Modul 80kA Phase Module 120kA Phase Module all PMP3 units 120kA N G Module all PMP3 units 120kA Phase Module 120KA N G Module 120KA Phase Modul 120kA N G Module Fuse for all modular units
12. e See Table 2 for the voltage rating and service type of the SPD Page 3 Table 2 Voltage Rating and Service Type by Model Model Number Voltage Rating and Service Type PMP3 PMP3D PMP4 and PMP4D 120 240 Volts Single Phase PMF3 PMF3D PMF3S PMF4 and PMF4D 120 208 Volts 3 Phase WYE 5 Wire PMG3 PMG3D PMG4 PMG4D PMG4S and PMG4DS PML3 PML3D PML3S PML4 PMLAD PMLAS PMLAY and PML4DS 277 480 Volts 3 Phase WYE 5 Wire 347 600 Volts 3 Phase WYE 5 Wire Terminals Terminals have been provided inside the APC modular SPD units for the line phase neutral and equipment safety ground connections Terminal wire size for all models is 8 AWG 1 AWG Installation torque is 65 inch pounds System Grounding An equipment grounding conductor must be used on all electrical circuits connected to the SPD This requirement is primarily for safety although SPD performance is enhanced by proper grounding Proper operation of any surge suppression system or device depends on a proper grounding system Incorrect grounding practices will reduce the effectiveness or interfere with SPD system operation and performance as well as endanger personnel and equipment For the best perfor mance use a single point ground system where the service entrance grounding electrode system is connected to and bonded to all other available electrodes building steel metal water pipes driven rods etc For sensitive
13. e additional led length and optimize performance units are available with an optional internal disconnect switch The discon nect switch is not a device that can be added to the unit after purchase It must be ordered with the unit as the mounting cabinet is larger for units having the option If an internal disconnect switch is to be used the location of the SPD and the disconnect switch should be planned out carefully to avoid excessive lead length when wiring the devices p e joe z me 0 Disconnect Option Figure 2 Basic PM Configuration with Disconnect Switch Option Daughterboard for Optional Surge Counter Shown VERIFY THAT ALL POWER A WARNING encunsareoe enercizeo BEFORE MAKING CONNECTIONS All electrical connections should be performed by a qualified licensed electrician All wiring must comply with the National Electrical Code NEC and applicable local codes Surge Protective Devices are designed for use on the load side of the service entrance disconnect only T age PM SERIES INSTALLATION INSTRUCTIONS Typical Unit Three Phase WYE 4 Wire plus Ground This section provides basic installation instructions for the PM Series SPD Per UL 1449 Paragraph 1 4 SPD s are intended for installation on the load side of the main overcurrent protection Locate the SPD as close as possible to the circuit to be p
14. e decoded as follows e PM identifies a SurgeArrest Panel Mount product The following letter indicates the voltage and wiring configuration of the device e Following the alpha character is the number 3 4 or 4Y 3 and 4 indicate SurgeArrest Panel Mount units with one replaceable module per phase rated at 120kA or 160kA respectively 4Y indicates a SurgeArrest Panel Mount unit with 2 replaceable modules per phase rated at 160kA per phase Following the letter designation is optional equipment shown as AA Audible Alarm DC Dry Contact IL Indicator Lights DS Disconnect Switch DL Thru door Disconnect Switch Options are detailed later in this manual VERIFY THAT ALL POWER A WARNING Erone manne CONNEGTONS All electrical connections should be performed by a qualified licensed electrician All wiring must comply with the National Electric Code NEC and applicable local codes ELECTRICAL CONNECTIONS Overcurrent Protection The Surge Protective Device SPD draws very little current under normal conditions and will only conduct for a brief duration upon encountering a transient surge voltage APC SPD s contain UL Listed internal fusing to protect against abnormal voltage conditions Note Fuses are not replaceable Voltage Rating Prior to mounting the SPD verify that the unit has the correct voltage rating by checking the nameplate voltage or model number The service type should match the intended power sourc
15. electronics and computer systems it is recommended that the ground impedance measurement be 25 ohms or less When metallic raceway is used as an additional grounding conductor an insulated grounding conductor should be run inside the raceway Adequate electrical continuity must be maintained at all raceway connections Do not use isolating bushings to interrupt a metallic raceway run A separate isolated ground for the SPD is NOT recommended Proper equipment connections to grounding system and ground grid continuity should be verified via inspections and testing on a regular basis as part of a comprehensive electrical maintenance program On 4 Wire Power Systems neutral to ground bonding should be installed per the NEC Failure to do so could cause equipment damage Parallel Connection When making a parallel type of connection Figure 2 the length of the wiring to the Surge Protective Device SPD must be kept as short as possible to substantially enhance the performance Long wire runs are to be avoided for the unit to perform as intended To reduce the impedance the wire displays to surge currents the phase neutral if used and ground conductors are to be routed within the same conduit and should be tightly bundled or twisted together to optimize the performance of the unit Sharp bends in the conductors are to be avoided To Protected Loadis Phase A Phase B Phases Heutral if Used NEUTRAL BUS Erz 191
16. ength and bend radii at a minimum APC recommends that wiring be installed through the left side or bottom of the SPD APC also recommends that the hole be sealed with putty after wiring installation Drill four 4 pilot holes mounting holes in the SPD are 5 16 in diameter to provide for mounting of the SPD Mount the devices via the flanges as close as possible to the panel being protected Connect the unit to the service panel through the UL approved conduit with anti short busings The connecting wires should be twisted together or tightly bundled and kept as short as possible to enhance the performance of the SPD Terminal wire size is 8 AWG to 1 AWG Torque screws to 65 inch pounds The recommended wire size for phase neutral and ground is 6 AWG Connect a wire in conduit to the safety ground bus of the distribution panel and to the ground connections of the SPD as show in the diagram on the following page and as marked on the unit Proper grounding is essential use a green wire or yellow green striped wire for the ground connection Connect a wire in conduit to the NEUTRAL bus of the panel and to the NEUTRAL connector of the SPD as marked on the unit Use a white wire or make with a white band for the neutral connection Connect a wire in conduit to each phase HOT feed on the LOAD side of the three pole breaker Be sure the breaker is turned OFF prior to making any connections of any kind If a breaker is not available then
17. formed periodically to maintain reliable system performance and continued transient voltage surge protection While it is difficult to establish a preventive maintenance schedule because conditions vary from location to location inspections for trouble utilizing the on line diagnostics should be performed on a routine basis weekly or monthly Every effort should be made to ensure that the SPD remains clean and dry A towel may be used to wipe the exterior of the enclosure Avoid excess moisture and dry with a towel as appropriate Corrective Maintenance and Repairs Surge Protective Devices SPD are designed for years of reliable trouble free operation Unfortunately even the most reliable equipment can fail Built in diagnostics are an integral part of the SPD and will aid in isolating which of the protection module s have failed To keep the SPD operating at peak performance replacement of any bad module should be performed according to surge module removal and replacement instructions at the earliest service opportunity If a single module on a particular phase fails the fuse takes the module off line It is recommended by APC that if a module fails on any specific phase that all modules on that phase be replaced at the same time according to module removal instructions that follow Standard troubleshooting procedures should be used to isolate other problems not associated with failed modules Fee Figure 6 Troubleshooting Flowchart for
18. n their rated turn on voltage must be run with the suppressor disconnected from the power source For 4 wire TVSS devices the neutral connection at the TVSS must also be disconnected prior to performing high potential testing and then reconnected upon completion of the test Failure to disconnect this surge suppression device and its associated suppression components during elevated voltage testing will result in damage to the suppression components and or other electronic components Page 1 Unpacking and Preliminary Inspection e Inspect the entire shipping container for damage or signs of mishandling before unpacking the unit e Remove the cardboard packing and further inspect the unit for any obvious shipping damages e If damage found is a result of shipping or handling immediately file a claim with the shipping company and forward a copy to APC Storage The unit should be stored in a clean dry environment Storage temperature is 40 C 40 F to 60 C 140 F Avoid exposing the unit to areas of high condensation All of the packaging materials should be left intact until the unit is ready for installation If the unit has been stored for an extended period of time it may be necessary to clean the unit and make a complete inspection of the unit prior to installing and placing into service LOCATION CONSIDERATIONS The following paragraphs provide information and guidance about what should be taken into consideration before ins
19. ng to industry standards as set both by IEEE C62 41 and C62 45 for Categories A B and C and are listed by UL 1449 Second Edition and UL 1283 The connection method of these devices may require several feet of wire Increased lead length adversely affects clamping voltages Save this manual It includes instructions regarding the product warranty and replacement parts DANGER HAZARD OF ELECTRIC SHOCK BURN OR EXPLOSION e Turn off all power supplying this equipment before working on or inside equipment Please read the following installation and testing warnings INSTALLATION Bonding and Grounding Hazard During installation into an electrical system SPD s must NOT be energized until the electrical system is completely installed inspected and tested All conductors must be connected and functional including the neutral if required The voltage rating of the device and system must always be verified before energizing the SPD Failure to follow these guidelines can lead to abnormally high voltage being applied to the SPD This may cause the SPD to prematurely fail or significantly shorten the effective life The warranty does not cover an incorrectly installed device TESTING High Voltage Testing DO NOT HI POT TEST Any factory or on site testing that exceeds the normal operating voltage such as high potential insulation testing or any other tests where the suppression components will be subjected to voltages higher tha
20. nnen 14 Figure 9 Surge Module Removal and Replacement essent 15 il INTRODUCTION Thank you for choosing the APC SurgeArrest PM3 PM4 or PM4Y Series Surge Protective Device The APC modular Surge Protective Device SPD is a high quality high energy surge attenuation system that has been designed to protect sensitive equipment from damaging transient voltage surges Proper installation is imperative to maximize the surge suppressor s effectiveness and performance Read and understand all information contained in this manual prior to installation This manual is to be used as a guide for installing the device The procedures contained in this manual are not intended to supercede local or national electrical codes Check all applicable electrical codes to assure compliance In all instances local and or national electric code requirements are to be followed This device must be installed by a licensed electrician The electrician should follow the steps outlined in this manual to insure a proper installation A copy of the installer s invoice detailing the installation of this device is required in order to obtain warranty service for the device The APC PM Series modular product line is a parallel SPD designed for service entrance and downstream panelboard applications The PM Series has one or two modules per phase and is available with a 120kA or 160kA per phase rating All APC products are extensively tested accordi
21. pered connections Pins 7 8 amp 9 do not represent a third set of contacts For custom applications using the Dry Contacts please note the following information The Dry Contacts are designed for low voltage or control signals only Maximum switching current is 1 amp Maximum switching voltage is 24 volts DC or AC Higher energy application may require additional relay implementation outside the PM Damage to the PM s relay caused by implementation with energy levels in excess of those discussed in this manual will not be covered by warranty If you have design questions please contact APC at 1 800 800 4APC Table 3 DB 9 Relay Contact Pin Configuration PIN CONTACT TYPE 1 Normally Closed 1 2 Common 1 3 Normally Open 1 4 7 Normally Closed 2 5 8 Common 2 6 9 Normally Open 2 NOTE Pin pairs 4 amp 7 5 amp 8 and 6 amp 9 are connected via jumper internally The combined current of each pin pair may not exceed 1 Ampere Page 10 MAINTENANCE OF THIS SURGE PROTECTIVE DEVICE SHOULD BE PERFORMED BY QUALIFIED ELECTRICAL PERSONNEL ONLY DURING NORMAL OPERATION HAZARDOUS VOLTAGES ARE PRESENT INSIDE THE UNIT WHEN SERVICING THIS UNIT BE SURE TO FOLLOW ALL ELECTRICAL SAFETY PRECAUTIONS ALL POWER SOURCES TO THIS UNIT SHOULD BE LOCKED OFF BEFORE SERVICING THIS WILL PREVENT THE RISK OF RECEIVING AN ELECTRICAL SHOCK Periodic Inspection and Cleaning Inspection of the SPD should be per
22. rotected as possible minimizing the interconnecting wire length For every foot of wire length approximately one 1 nanosecond of turn on turn off time will be added and approximately 175 volts 6kV 3kA 8 20 microsecond will be added to the clamp voltage For optimum transient surge protection staged surge suppression should be implemented at the service entrance and all other electrical connections to the building telephone CATV etc It should also be implemented at recognized surge generating loads within the building arc welding rigs large motors switched capacitors etc Additionally it should be implemented for sensitive electronic loads computer equipment facsimile machines copy machines solid state motor drives variable frequency drives etc For interconnected electronic loads via data cabling surge protective devices should also be utilized to protect the devices on either end of interconnecting data cables APC Manufactures a complete line of surge protection devices for both alternating current AC and direct current DC applications Contact an authorized APC reseller or order directly from APC at www apc com Product Orientation To decode the Model Number and determine the unit s configuration locate the printed nameplate on the top of the unit Note The Serial Number Date of Manufacture and UL 1449 Suppression Voltage Rating SVR are also on the unit identi fication nameplate The Model Number can b
23. rotected to minimize the wire length This will optimize SPD performance Note that these instruction are not intended to supercede local or national codes The installation should be performed by a licensed electrician To install a PM Series SPD refer to the diagrams on the following pages and proceed as follows 1 Unpack and inspect the unit for signs of damage If the unit is damaged contact APC Customer Service 1 800 800 4APC See Page 17 for obtaining service under the Warranty Warning Disconnect power while installing the SPD Attempting to install while energized may result in death or injury The installation should be performed by qualified electrical personnel Locate where the unit is to be installed Ensure wire lengths between the SPD and the service panel are kept to a minimum Use an AC voltmeter to check all voltages to ensure that the proper unit has been selected After verifying the proper unit has been selected remove power from the AC distribution panel Open the door on the unit by loosening the two screws that secure the door latches in place Slide the top latch upward and rotate it so that it no longer secures the door Slide the bottom latch downward and rotate it so that it no longer secures the door Drill a hole large enough to allow for the installation of the correct sized UL approved conduit with anti short bushings not supplied to accommodate the wiring being installed NOTE In order to keep wiring l
24. s the front panel also displays the status of each internal module by use of diagnostically controlled green LED s This technique ensures that a false indication does not occur if an LED were to burn out A true hard fault condition can be confirmed by having an audible alarm with the red Service LED lit as well as any module LED and front panel status LED extinguished By utilizing all of these built in diagnostic features an operator can more easily determine if a hard fault exists or if a status LED is faulty If power is applied the SPD and one or more of the module LED s are extinguished and any diagnostic LED on the font panel concurs with any module LED then the faulted module may need to be replace Use the troubleshooting section of the manual to locate and repair the fault Status Panel Controls Indicators and Alarms All indicators and controls are located on the front diagnostic panel Figure 5 of the SPD unit Each phase features a tri color LED indicator Green indicates correct operation Amber indicates reduced protection Red indicates loss of protection If an inoperative condition where to occur the built in audible alarm will sound and the red Service LED will illuminate This indicates that the unit needs evaluation by a qualified electrician or technician Until a qualified person evaluates the unit press the Mute Alarm touchpad to silence the alarm The LED indicator above the Mute Alarm touchpad illuminates when the
25. t them into the appropriate connector on the replacement board Install the replacement board into the panel install the nuts and tighten securely Close and secure the cabinet door and apply power to the SPD HIGH VOLTAGE WARNING Display Board Cabinet Door 3 gt Cabinet not shown Figure 7 Display Board Locator Diagram Page 13 Diagnostic Board Removal amp Replacement Instructions To remove the Diagnostic Board refer to Figure 8 and proceed as follows 1 Disconnect power to the SPD 2 Remove the board from the standoffs 3 Remove the connectors one at a time from the existing board and insert them into the appropriate connector on the replacement board 4 Install the replacement board onto the standoffs Diagnostic Board Cabinet Interior Door not shown Models PM3 and PM4 Figure 8 Diagnostic Board Locator Diagram Diagnostic Board Model PML4Y Page 14 Surge Module Removal amp Replacement Instructions Surge modules within the SPD may become damaged and require replacement To remove and replace a surge module refer to Figure 9 and proceed as follows 1 Disconnect power to the SPD 2 Open the door on the unit by loosening the two screws that secure the door latches in place Slide the top latch upward and rotate it so that it no longer secures the door Slide the bottom latch downward and rotate it so that it no longer secures the door Remove the two allen head s
26. talling an APC SPD Environment The unit is designed to operate indoors in an ambient temperature range of 40 C 40 F to 60 C 140 F with a relative humidity of 0 to 95 non condensing The standard unit is in a NEMA Type 1 industrial use enclosure which is intended for indoor use Primarily it provides a degree of protection against contact with the enclosed equipment It should not be installed in areas with excessive dust flammable materials corrosive vapors or explosive atmospheres Surge Counter option feature has an operating temperature range of 0 C 32 F to 60 C 140 F Audible Noise The unit background noise is negligible and does not restrict the location of the installation Mounting and Cabinet Data The PM Series is designed to be wall mounted Unit model sizes and weights are defined in Table 1 Table 1 PM3 PM4 and PM4Y Dimensions and Weights Es For 24 W x 24 H x 7 D 24 26 Ibs 10 88 11 79 kg 61 0 x 61 0 x 17 8 cm Weight Shipping Weight PMES 24 26 lbs 10 88 11 79 24 26 bs 10 88 11 79 kg PMLAY DC DL 65 78 Ibs 29 45 35 34 65 78 tbs 29 45 35 34 kg Ld o 2 3 ez D 3 Page 2 Service Clearance In addition to national and local code requirements 36 inches of service clearance is needed at the front of the SPD Equipment Performance To obtain the maximum system performance the unit must be located as close to the circuit to be p
27. uses for Open Short Circuit Conditions with OHM Meter YES y other Modules on Same Phase Repiace Bad Module s Fuse s and any Replace Fuse s Y Proper Operation Energize SPD and Verify Proper Operation f ES ES END SPD Not Operating Properly T NO Y Possible Diagnostic Board Malfunciton Call APC Technical Support 1 800 800 4APC Figure 6 Troubleshooting Flowchart Page 12 MAINTENANCE OF THIS SURGE PROTECTIVE DEVICE SHOULD BE PERFORMED BY QUALIFIED ELECTRICAL PERSONNEL ONLY DURING NORMAL OPERATION HAZARDOUS VOLTAGES ARE PRESENT INSIDE THE UNIT WHEN SERVICING THIS UNIT BE SURE TO FOLLOWALL ELECTRICAL SAFETY PRECAUTIONS ALL POWER SOURCES TO THIS UNIT SHOULD BE LOCKED OFF BEFORE SERVICING THIS WILL PREVENT THE RISK OF RECEIVING AN ELECTRICAL SHOCK Display Board Removal amp Replacement Instructions To remove the Display Board refer to Figure 7 and proceed as follows 1 2 Disconnect power to the SPD Open the door on the unit by loosening the two screws that secure the door latches in place Slide the top latch upward and rotate it so that it no longer secures the door Slide the bottom latch downward and rotate it so that it no longer secures the door Remove the nuts that secure the display board to the panel then remove the board Remove the connectors one at a time from the existing board and inser
Download Pdf Manuals
Related Search