Powersmiths Cyberhawk-100M Installation
Contents
1. CT Interface POWERSMITHS Pulse Inputs To Loads To Loads 05762518 It is user programmed for operational characteristics such as Bus Configuration and Voltages Interfaces PTs and CTs and Data Logging described in the operational manual The unit incorporates a Powersmiths COMSERVER Ethernet Port with a built in WEB server unless specifically omitted at order that provides for remote user access to all system data and data logs using only a Java enabled Browser Setup can also be facilitated using one of Powersmiths propriety setup software tools available from www powersmiths com cyberhawk A RS485 connection is available for use in lieu of the Ethernet connection Cyberhawk 100M Installation 2 of 18 Doc No 202 001888 607 Rev AOO USER SUPPLIED HARDWARE In addition to the Cyberhawk 100M XP the following user supplied hardware will be required to complete installation Branch circuit protection must be provided for buses voltage feed connections either Fused Disconnects or Breakers rated 15 Amps or less with an interrupt capacity rating to match bus short circuit rating Breaker or fuse disconnect must be 3 pole handle tied for 3 phase 2 pole handle tied for split phase or 1 pole for single phase applications Primary Circuit Wires UL Listed 600V min with 75 C minimum temperature Copper conductors 14 10 gauge CT Secondary Circuit or Secondary Circuit UL Li2. Meter 3 Meter 3 UO Wo Cd L L cgy eer cec sH_ Meter 2 Meter 2 JOJEDIUNWIWOD PSISAIU CLN Meter 1 Meter 1 o S S S IS S STIS S SISTS ss SN Slo RJ45 Ethernet Note CTs are internally grounded at all CT negative terminals Cyberhawk 100M Installation 9 of 18 Doc No 202 001888 607 Rev AOO SYSTEM WIRING The Cyberhawk 100M XP is supplied with 3 Port 4 Wire measurement inputs for each meter port in one of two voltage ranges 600 480 or 208 120 that may be configured to operate on any of the listed configurations requiring a specific hookup and setup Internal operating power is derived from the measurement inputs at Meter Port 1 with provision to changing this to Meter Port 2 Wire the unit for each meter port per the relevant local and national electric codes and the following instructions and with reference to the specific system diagram for the application configuration See NEC 2005 Section 200 Wiring and Protection Voltage Hookups Wire each Meter Port Voltage Input through Branch Circuit
3. Neutral need not be fused if grounded CT Polarity X1 X2 white Black Load Use Copper Conductors Only 16 ga Min 600V min 75 C min Currents lt 1A except CTs at lt 5A Wiring Diagram for Split Phase 3 wire systems Gp CIs5Asec S L e Ea EI R A D l ie ee q Fused tE ic ee pe Disconnect 9 oN ee CT 15A max Shorting Connections for each lalololele Terminal Meter Port 1 of 2 6 Block z xb BIB EIS UT LU Voltage E i Sense K Class 600V max Circuits i Class 2 Circuits im ne dH CT Polarity I X1 X2 white Black 1919 2929 l Cyberhawk 100M Cyberhawk 100M Installation Load Use Copper Conductors Only 16 ga Min 600V min 75 C min Currents 1A except CTs at 5A 1 of 18 Doc No 202 001866 607 Rev A00 Wiring Diagram for three phase 4 wire systems PPA CTS gt A sec Ly e S ey a TLE a Ls 2 DE o E 2 Cie i 1 ean E ny 4 ps zu CT lelelelelelo 15A max i ni Shorting 1 Connections for each 6 O O O OO Terminal Meter Port 1 of 2 6 Pole FRERE Block 55 GIE GIE Voltage E Sense B em e mee Class 600V max a Circuits E Class 2 Bi Circuits SR 1 b f PL TJ Po Il oo ps CT Polarity E X1 X2 5 w
4. Dig 3 ALALA Cyberhawk 100M Note that wiring for the other group and all other applications is similar using a non potential contact from the source Cyberhawk 100M Installation 15 of 18 Doc No 202 001888 607 Rev AOO COMMUNICATION The Cyberhawk 100M XP is equipped with a Powersmiths COMSERVER if not excluded at order providing an Ethernet connection and a RS485 Port that is normally dedicated for internal use unless disconnected from it to make it available for external use Ethernet Port The Port is located on the COMSERVER MOXA UC 7112 located horizontally between the two terminal compartments shown below at Port LAN land is connected using a standard Ethernet patch cable fitted with a RJ45 plug Connection can be to a network or directly to a PC using a cross over patch cable for IP setup prior to connection to the network refer to the Powersmiths COMSERVER User Manual for setup instructions downloadable from www powersmiths com cyberhawk under the COMSERVER selection lt 5 gt lt 8 t O E wl RJ45 D e 3 Ethernet 5 2 Table of Ethernet Port Characteristics Parameter Description Bit rate 10 100 BaseT Connection RJ45 Isolation 1 500V Protocols TCP IP HTTP Modbus TCP IP Addressing DHCP Client dynamic and static Note Unit shipped with dynamic addressing enabled which may be changed to static at setup Note It may be advisable to check with the l
5. iN m CTPolarity ES X1 X2 E white N Black igi Load Use Copper Conductors Only d of 18 16 ga Min 600V min 759C min Currents 1A except CTs at 5A Doc No 202 001866 607 Rev A00 Digital Input Hookups Two groups of three 3 digital inputs total of 6 inputs are included in the Cyberhawk 100M Typical applications include Remote contact status Open Closed for Breakers etc Demand Synchronization Tariff steering to different accumulators Pulse counting from external measuring devices such as Gas Water or Utility meters equipped with non potential pulse outputs and are scaled by user setup for display in appropriate units M kWh etc These are wired based on the user requirements Table of Digital Input Characteristics Parameter Description Inputs 3 Dig 1 Dig 2 Dig 3 Bias Voltage 5 VDC Bias Current 10 mA max Impedance 680 ohms Connector Compression 12 to 18 ga Wire Location Class 2 segregated compartment Naming User Selected kWh Gas Water Cold Water Hot Scaling User programmable Response Time 50ms max External Contact 100 ohms closed 500k ohms open Note Dig l and Dig 2 may alternatively be used for energy accumulation in up to 4 different registers for selective tariff rates Digital Input Wiring for Pulse Counting one group shown Class 2 Circuit Area COM Digital Dig 1 Inputs 1 of 2 sets d
6. that the CT Interface Box illustrated is a recommended option that is used to facilitate installation and service CT Interface Box Mounting Brackets Mounting hole Mounting Bracket 0 or 90 deg Case rear view Bolt Cyberhawk 100M Installation 6 of 18 Doc No 202 001888 607 Rev AOO INSTALLATION WARNING HAZARD OF ELECTRIC SHOCK OR ARC FLASH Open or disconnect all power sources and Lock out prior to any work being done on the electrical system More than one disconnect switch may be required to de energize the equipment before servicing Risk of Open or disconnect circuit from power distribution system or service Electric of building before installing or servicing current sensing transformers Shock CTs Never leave CTs in powered circuit open circuited Caution Do not assume but check that all power sources at the system connection points are off using a properly rated voltage indicating device Multi meter etc and Locked out MOUNTING Prior to Installation Prior to installation check the internal condition of the equipment as follows Equipment Voltage rating for the application e g 600 480V 208 120V Damaged or dislodged or loose components Loose connectors or connections Broken wires Mounting the Cyberhawk 100M XP Attach the mounting brackets to the Cyberhawk 100M XP with supplied mounting bracket hardware One of two types may be supplied as illustrated Mou
7. POWERSMITHS Powersmiths International Corp Toll Free 1 800 747 9627 10 Devon Rd Direct Line 905 791 1493 Brampton Fax 905 791 1493 ON L6T 5B5 support powersmiths com Cyberhawk 100M Installation Bulletin NOTICE OO SAFETYINSTRUCTIONS Use appropriate personal protective equipment and follow safe electrical work practices eg NPA 70E This equipment to be installed and serviced only by qualified competent electrical personnel that have appropriate training on Electrical Systems This device is to be installed in accordance with the prevailing local and National Electric Codes such as National Electric Code NEC in the USA or Canadian Electric Code in Canada which governs the requirements for electrical wiring and protection Failure to observe and follow these installation instructions and procedures could result in serious injury or even death RECEIVING The Cyberhawk 100M XP Multi Power Meter is packaged for shipping in a reinforced cardboard box together with mounting hardware and manuals CTs and Interface terminals may also be included in the shipment packaged in separate boxes Unpack and inspect equipment for damage that might have occurred during shipment Also check the packing list to ensure all the equipment is accounted for note accessories may be shipped in separate packages Claims for damages should be made to the carrier immediately and also notify Powersmiths International of the details Claims for
8. Protection Devices Breaker or Fused Disconnect rated 15 Amp or less 2 amp minimum with an interrupt capacity rating to match the bus short circuit rating This protection device Breaker of Fuse disconnect must be 3 pole handle ties for 3 phase or 1 pole for single phase applications Reference NEC 2005 Article 408 Para 408 52 and see notes below Wires to be copper conductors 14 10 gauge rated 600 Volt minimum with 75 C minimum temperature rating Unit must have a grounded conductor wired to the ground terminal Each ungrounded connector must be fused including the Neutral if it is not grounded This wiring must be segregated in the Class 1 wiring compartment separate from the Class 2 circuits Actual unit load is less than 100mA per phase current A Actual phase rotation is not critical but CTs and the voltage connection must match e g CTI on Ll etc CT Hookup Direct Wire the CT secondaries for each Meter Port through a dedicated conduit as previously described to the Cyberhawk 100M XP observing polarity and ensuring correlation between Voltage and Current inputs CT Hookup through optional CT Interface Wire the CT secondaries through a dedicated conduit as previously described to the CT Interface box and terminate at the appropriate terminal observing polarity Wire the CT secondaries from the other side of the CT Interface terminals to the Cyberhawk 100M XP through a dedicated conduit obse
9. ass 2 10k 2 Circuit Pull up Area R T B B onu R T B RS485 Port RAS 170 Termination Q 100 om R T A 10k Q Pull down COMMON 1009 Soft Ground Note A 100 ohm soft ground is included in the Cyberhawk 100M and an internal 120 termination To disable internal 120 ohm termination remove connection from T terminal at rear of Meter 1 mounted on the enclosure door Cyberhawk 100M Installation 17 of 18 Doc No 202 001886 607 Rev A00 OPERATIONAL CHECKS CAUTION RISK OF ELECTRIC SHOCK Replace all equipment covers or doors prior to powering on Do not attempt any internal service of the power meter Do not touch any electrical terminals CT inputs may generate dangerous voltages if not properly terminated Refer all servicing only to by qualified competent electrical personnel that have appropriate training in electrical systems Open or disconnect circuit from power distribution system or service of building before any service e g wiring corrections 1s attempted Please refer to the manual for full setup and operating instructions Note previous cautions on consulting with the competent network administrator prior to connecting to the local Ethernet Network Open CT Shorting Links if any were installed Close all equipment covers Power on system Bus Setup the Cyberhawk 100M XP for each meter following instructions given in the user manual which may be setup locally at the screen or by PC u
10. d for Polymeric Materials Secondary Terminations Wire Leads with minimum specifications as follows Voltage 600V minimum Temperature 105 C Insulation 1 32 inch Wire Lead Length 24 minimum CTs investigated for use with Manufacturer GE Instrument Transformers this instrument Donut Models 2DARL xxx 5DARL xxx 6ARL xxx TARL xxx SRL xxx I9RL xxx Rectangular Models 550 L yyy x zzz xxx Split core Models 500 L xxx 600 L xxx 601 L xxx Note xxx denotes ratio e g 501 1s 500 5 yyy and zzz denotes window dimensions Note These CTs are listed to UL ANSI IEEE C57 13 and additionally comply with the requirements of UL916 with regard UL746 for polymeric material requirements and secondary lead termination as specified above Cyberhawk 100M Installation 3 of 18 Doc No 202 001886 607 Rev A00 SYSTEM INSTALLATION CONFIGURATIONS Prior to installation make a wiring diagram of the desired connections with reference to the appropriate system configuration to be connected for each meter port Note that wiring for the different system configurations are illustrated in this bulletin This will define the system voltage connections and the number of CTs required The following system configurations are supported Table of System Configurations System Type Diagram Connection Type Reference Diagrams Single Phase a EN 2 wire GND Single Phase 2 Wire 1 CT Split Phase 3 Wire 3 wire GND Split Phase 3 Wire 2 CT Th
11. hite Black I Load Use Copper Conductors Only 16 ga Min 600V min 75 C min Currents 1A except CTs at 5A Wiring Diagram for three phase 3 wire systems 2 CT connection p M CTS SA sec S L4 O L U L2 O R L5 A C D E G ry 7 Fused i amp 9 Pa p EE Disconnect 9 9S 9 1 CT 15A max d d Ec bd hd hd P Shorting lelelelelelo Terminal T HF I Block Connections for each EE zl Meter Port 1 of 2 6 CI GI GIG Voltage x Sense E Class 600V max Circuits Class 2 Circuits 3 CTPolarity X1 X2 white Black MN Load Use Copper Conductors Only Cyberhawk 100M Cyberhawk 100M Installation 16 ga Min 600V min 75 C min Currents lt 1A except CTs at 5A 12 of 18 Doc No 202 001866 607 Rev A00 Wiring Diagram for three phase 3 wire systems 3 CT connection Li Le Ls mancawn G Connections for each Meter Port 1 of 2 6 Voltage Sense Class1 600V max Circuits Class 2 Circuits PP CTS 5A sec _ FA er 0 Ee A A tt MI e TT ee Q o Q Fused iN Na Bal Disconnect ejejojejojo Shorting 15A max lelelelelelo Terminal SSeS oh Block ELSIE ES li E CTPolarity a X1 X2 ry white Black B Load Use Co
12. nt carrying bus wires under the following code requirements and considerations Installation of the CTs within Switchgear Panel boards or Gutters shall not reduce the available space to more than 75 of its available volume See NEC 2005 Article 312 Para 312 6 and Article 366 CTs and the secondary wires are to be arranged away from live terminals and the CTs secured to the bus wires using a minimum of three cable ties to prevent movement of the CTs CT secondary wires to be secured in their desired position away from the current carrying bus CT Secondary wires are to be feed in a dedicated conduit installed for the purpose not common with live bus voltage wires to the meter or CT Interface Box if fitted Note No splices on the CT secondary wires are permitted within the enclosure where installed or in the conduit through which the secondary wires are run Splices are only permitted as follows Within the CT Interface Box or the Cyberhawk 300 MPC Ina dedicated Auxiliary Gutter or Terminal box Note Splices must comply with the requirements of the relevant local and national electric codes See NEC 2005 Article 110 Para 110 14 B Installation Install each CT on the required phases of current carrying bus wires CT Polarity with regard to phase and polarity see diagram opposite X1 X2 Note that errors in CT phasing may be corrected later by simply white Black reversing the secondary leads at their termina
13. nt the unit to the wall in the required location with 4 hardware appropriate for the mounting surface material Note mounting hole is 5 16 Mounting the CT Interface Box if supplied Attach the wall mounting brackets to the CT Interface Box with supplied mounting bracket hardware as illustrated above Locate and mount the unit to a wall in the required location with 1 4 hardware appropriate for the mounting surface material Note mounting hole is 5 16 Note locate the CT Interface Box if supplied to allow for direct wire connections without splices from the CTs to the terminals in the box Installation of Branch Circuit Protection Devices Install a Branch Circuit Protection Device Fused Disconnect or Breaker for each Bus to be monitored following the specific manufacturer s instruction and in compliance with the relevant local and national electric codes Reference NEC 2005 Article 408 Para 408 52 Cyberhawk 100M Installation 7 of 18 Doc No 202 001888 607 Rev AOO Installation of Current Transformers WARNING HAZARD OF ELECTRIC SHOCK OR ARC FLASH 2 To reduce risk of electric shock always open or disconnect circuit from power distribution system or service of building before Risk of installing or servicing current sensing transformers Electric Shock Considerations CTs may be installed in Electrical Enclosures Switchgear Switchboards Panel boards or in auxiliary gutters on the curre
14. ocal IT administrator prior to actually connecting the unit to the network for pre assignment of Network IP addresses to this end a crossover cable may be used with a local PC for local setup and is covered in the Manual in the section on communication setup Cyberhawk 100M Installation 16 of 18 Doc No 202 001888 607 Rev AOO RS485 Port The RS485 is half duplex 2 wire connection with characteristics given in the table below Table of RS485 Characteristics Parameter Description Connections V Duplex Com Shield R T A R T B Baud Rate 1 200 2 400 4 800 9 600 Transceivers 160 units Addresses 247 Max Range 1 000 M Connector Compression 12 to 24 ga wire Wiring 300V 75 C 18 24 ga Z 120 ohms Termination 120 Ohms internal 100 ohm soft ground Protocol Modbus RTU Note To disable internal 120 ohm termination remove connection from T terminal at rear of meter Note that when the unit is equipped with a COMSERVER the RS485 Port is not normally available for external use unless disconnected from it as follows Unplug the DB 9 connector at PI located at the rear of the network device MOXA Wire the Cyberhawk 100M XP RS485 terminals to the external RS485 Network by connecting the R T A R T B and common terminals Terminate and ground as required per the Network configuration using the diagram provided below as a guide Typical RS485 Network Connection Cl
15. pper Conductors Only 16 ga Min 600V min 759 C min Currents 1A except CTs at lt 5A Wiring Diagram for three phase 3 wire balanced systems 1 CT connection m OaADnD COM Connections for each Meter Port 1 of 2 6 PPA CT5A sec Voltage Sense Class 600V max Circuits Class 2 Circuits Er n l 0 EHE A EE i d LE Fused AUS ES o eme ee Disconnect oN CT 15A max xd bd Rd ecl bd e Shorting j elele ejejo Terminal Block d ae fl bbog E M ee CT Polarity X1 x2 9 white Black Load 22 2 21 Use Copper Conductors Only Cyberhawk 100M Cyberhawk 100M Installation 16 ga Min 600V min 75 C min Currents lt 1A except CTs at lt 5A 13 of 18 Doc No 202 001888 607 Rev A00 W iring Diagram for three phase 4 wire High Leg systems 7m ODCcOWM OQ Z OU gt Connections for each Meter Port 1 of 2 6 Voltage Sense Class1 600V max Circuits Class 2 Circuits Cyberhawk 100M Cyberhawk 100M Installation _ E p pf CTs5A sec 9p 9 S 9 9 9 S LI a c d er L Le 0 A PMN keel cal rr Fused ie a ir Det a E Disconnect lo oc CT 15Amax i X NE Shorting e lplololololo Terminal b ae Ie l Block MEE E GSP s
16. ree Phase Wye 4 wire GND Three Phase 4 Wire 3 CT A er C B A Three Phase 3 Wire 2 CT Three Phase Delta B 3 wire GND C Three Phase 3 Wire 3 CT hr h I i Pose irr ine B 3 3 wire GND Three Phase 3 Wire 1 CT C C N A N Three Phase High Leg Delta 4 wire GND Three Phase High Leg 3 CT xi a Three Phase Open 3 wire GND Three Phase 3 Wire 2 CT Delta Note May only be used on balanced systems where all the phase currents are equal or significant errors will result Cyberhawk 100M Installation 4 of 18 Doc No 202 001886 607 Rev A00 UNIT DIMENSIONS Unit dimensions and mounting details are illustrated following outline diagram Note that Meters 3 6 may not be installed based on configuration ordered but is field upgradable up to the full complement of 6 meter ports Cyberhawk 100M 6P Outline Meter 3 Meter 4 Meter 5 Meter 6 Wiring access i 7 Wiring access Primary Voltages Pa aan ny Low Voltage Class 1 circuits Network Class 2 circuits Ae 3 Cable Access Mounting hole Mounting Bracket 0 or 90 deg orientation Washer Case Bolt 5 16 rear view 5 16 x 18 Cyberhawk 100M Installation 5 of 18 Doc No 202 001888 607 Rev AOO CT Interface Box Outline 9 9 2 5 9 6 3 83 0 5 ma ee an P R00 dL e m Ev Internal Mounting Holesx4 13 8 11 8 10 2 Note
17. rving polarity Note Wires to be copper conductors 16 10 gauge rated 600 Volt minimum with 75 C minimum temperature rating Ethernet Cabling Cabling to this Port must meet the following requirements Ethernet Cabling to be rated 150 Volt minimum with 75 C minimum temperature rating with a RJ45 termination plug System Wiring Diagrams The following system wiring diagrams detail the wiring for each Port configuration for direct connection to the system Nominal system voltages referenced to the two models are as follows Cyberhawk 100M XP 208 120 240 Volts Line to Line single or three phase Cyberhawk 100M XP 600 480 600 Volts Line to Line single or three phase Note that connection to Electrical Systems with voltages greater that listed will require the use of Potential Transformers PT in the voltage connection L1 L2 L3 and N and additionally insulated CTs Refer to the Manual for more details Cyberhawk 100M Installation 10 of 18 Doc No 202 001888 607 Rev AOO Wiring Diagram for Single Phase 2 wire systems Li S O U R C E Connections for each Meter Port 1 of 2 6 Voltage Sense Class1 600V max Circuits Class 2 Circuits AAAA NE Cyberhawk 100M CT 5A sec Oo Or Fused Disconnect 9 eV ICT DID DI D OD 15A max Shorting i lelele e e o Block BIS M ETE
18. s for dry protected environments Accessibility including clearance for the door swing Location relative to associated Disconnects and CTs Viewing height for displays OVERVIEW The Cyberhawk 100M XP is available with 2 to 6 meter ports X in XP representing the number of ports It measures independently per meter port Voltages Currents Powers Energies and Distortions on electrical networks and logs user selected parameters The unit is supplied in two voltage ranges and with independent user configurable 3 phase measurement Ports for single or three phase applications It also includes six 6 Digital Inputs for remote contact status demand synchronization or measurement of pulses from typically Gas Water or Utility meters A single line diagram illustrating a basic system hookup is illustrated below 4 Powersmiths ISG Cyberhawk2 Microsoft Internet Explorer Ses File Edt View Favorites Tools Help av ols Que x fp P seah yr Favorites O S Google ic monitor ddress http 216 191 205 172 1SGpages default htm v Eco Windows Updat te POW RSMITI 2 Panel 6 Panel 5 Panel 4 Remote Access Fused Disconnect Panel 1 r SEO bvsctecei ode Voltage Sensing Ese eese eve tese es Ee eset Fused Disconnect Voltage Sensing Current Sensing Current Sensing
19. shortages should be made to Powersmiths International at the earliest opportunity HANDLING The unit weighs about 50 Ibs 22kg which may require two persons to handle it comfortably Handle the unit in such a way to protect the Displays and avoid rough surfaces that may mar or scratch the surface of the case STORAGE No special precautions need be taken in storing this device other that it should be protected from moisture or excessive humidity Storage temperatures should not exceed the limits of 25 C to 60 C INSTALLATION GUIDELINES The equipment must be installed in accordance with the prevailing local and National Electric Codes such as National Electric Code NEC in the USA or Canadian Electric Code in Canada which governs the requirements for electrical wiring and protection These requirements will include but not limited to Branch circuit protection devices for connection to the voltage bus es not supplied by Powersmiths Use of an appropriate and approved Current Transformers CTs for installation on the current carrying buses available from Powersmiths on separate order only Separation of Primary Voltage Input and Secondary wiring CT and Digital Inputs Communication Note This device is not intended as a utility meter or for use ahead of branch circuit protection Doc No 202 001888 607 Rev A00 The following points should be considered in choosing a location Environmental rating Type 1 i
20. sing Powersmiths propriety setup software available at www powersmiths com cyberhawk under the appropriate product selection Observe that the individual meter screens on the Cyberhawk 100M XP display meaningful data Voltages Currents Powers positive not negative Typical screens relative to the selector switch position is shown below 1568c kWh w 456 eum 442 WT wnr DT Cyberhawk 100M Installation 18 of 18 Doc No 202 001886 607 Rev A00
21. sted 600V min with 75 C minimum temperature Copper conductors 16 10 gauge Ethernet cabling must meet the following requirements 150 Volts minimum 75 C minimum temperature rating Cat 3 minimum RJ45 Plug CTs for sensing bus currents that have been evaluated for use with this instrument INSTRUMENT TRANSFORMERS INC DIV OF GE MULTILIN Models 2DARL Series 5DARL Series 6ARL Series 7ARL Series SRL Series 19RL Series 550L Series 500L Series 600L Series 601L Series rated min 600 V Provided with min 24 in leads with min 1 32 in insulation rated minimum 600V and minimum of 105 C Note CT sizing is based on Bus current and the physical dimensions of the bus refer to table following CT Interface Terminal Blocks Optional Note Not required but facilitates CT termination and service It consists of a set of terminals mounted in an electrical box that provides a convenient termination point for the CT secondary leads close to the CT location and also a means of conveniently shunting shorting the CT outputs to facilitate equipment service CT Selection Table Parameter Requirement Primary CT Rating current Equal to current rating of bus or Bus Power Protection Device Primary Voltage Rating 600V min Secondary Current 5 Amps at nominal current rating Burden 3 VA minimum Ratio Nominal Primary Current 5 eg 1000 5 Window Sized for Bus dimensions UL Listed ANSI TEEE C57 13 UL746 Compliance UL746C Standar
22. tion point Load Secure CT secondary wires in their desired position away from the current carrying bus using cable ties Feed the CT Secondary wires through the dedicated conduit installed for the purpose not common with live bus voltage wires to the meter or CT Interface Box if fitted Note All CTs are internally grounded at CT negative terminals Cyberhawk 100M XP Terminal Identification The internal terminals are identified below and are segregated into Class 1 and Class 2 partitions as follows Class 1 Circuits Voltage Sensing Inputs Class 2 Circuits Current Transformer Inputs Digital Inputs or Outputs if fitted Note that this segregation of wiring must be adhered to during installation Cyberhawk 100M Installation 8 of 18 Doc No 202 001888 607 Rev AOO Terminal Identification and Layout Y Po Q R T A R T B COM GND CT1 CT1 CT2 CT2 CT3 CT3 GND CT1 CT1 CT2 CT2 CT3 CT3 GND CT1 CT1 CT2 CT2 CT3 CT3 GND CT1 CT1 CT2 CT2 CT3 CT3 GND CT1 CT1 CT2 CT2 CT3 CT3 GND COM Dig 1 Dig 2 Dig 3 CT1 CT1 CT2 CT2 CT3 CT3 GND COM Dig 1 Dig 2 Dig 3 CoNo L wer Supply Meter 6 LS E s R T A RS485 Meter 6 S S S S e o o e Meter 5 2 e S S S S o Meter 5 Meter 4 Meter 4
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