GEH-702 Users Manual Spectra RMS Molded Case Circuit …

1 GE Energy Industrial Solutions GEH-702 Users Manual Spectra RMS Molded case Circuit Breakers with microEntelliGuardTM Tr ip Units GEH-702 Users Manual Spectra RMS Circuit Breakers with microEntelliGuardTM Trip Unit The microEntelliGuardTM Trip Unit is the latest and most advanced t rip unit available in the Spectra line of Molded case Circuit breakers. The trip unit design is based on the EntelliGuard trip unit platform. The microEntelliGuardTM Trip Unit incorporat es many of the advanced features and protective functions available on the EntelliGuard Trip Unit and is available in the 600-amp Spectra G and 1200-amp Spectra K frames. Spectra breakers with microEntelliGuardTM Trip Units allow you to select the enhanced system protect ion, coordination, and communication options requir ed for the application.

2 Standard Protection Advanced Protection Advanced Features Long Time Neutral Protection Metering (Basic/Advanced) Short Time Zone Selective Interlock (ST/GF/INST) Communications (Modbus) Instantaneous Reduced Energy Let-through Waveform Capture Ground Fault (trip or alarm) Table 1. Catalog Number Nomenclature SK PC 36 12 L4 R 6 Code Description Function SK SK1200 Frame Designati on HC LC/TC1 PC/SC1 HH LL/TT1 PP/SS1 35kA at 480 Vac 65kA at 480 Vac St andard UL Rating 100kA at 480 Vac 35kA at 480 Vac 65kA at 480 Vac 100% Continuous UL Rating 100kA at 480 Vac Interruption Rati ng 3, 4 or 6 3 Poles, 480 Vac or 600 Vac Poles, Max UL Voltage 08 800 Amps 10 1000 Amps SK Frame 12 1200 Amps L3 LSI L = Long Time S = Short Time L4 LSIG I = Instanta neous L5 LSIA G = Ground Fault A = Ground Fault Alarm L7 LSI-CP CP = Control Power X None K Neutral Protection Z ZSI (ST/GF) T ZSI (ST/GF/INST) R RELT L ZSI (ST/GF) + RELT M ZSI (ST/GF) + Neutral Prote ction N ZSI (ST/GF) + RELT + Ne utral Prote ction V RELT + Neutral Prote ction P ZSI (ST/GF/IN ST) + RELT S ZSI (ST/GF/IN ST)

3 + Neutral Prote ction W ZSI (ST/GF/IN ST) + RELT + Neutral Protection X Meterin g (Basic) 2 Meterin g (Basic) + Modbus 6 Meterin g (Ad v) + Mod bus + Wavefor m Capture 8 Meterin g (Ad v) + Mod bus + Wavefor m Capture + Protective Relays 1. SKT and SKS catalog codes are optimized for selectivity and will carry a 480 Vac maximum voltage rating. Max Amps Stand ard Prote ction Functions Advance d Prote ction Functions Advance d Features & CommunicationGEH-702 Users Manual 2 Warnings, Cautions, and Notes a s Used in this Publication Warnings - Warning notices are used in this publication to emphasize that hazardous voltages, currents, or other condit ions that could cause personal injury are present in this equipment or may be associated with i ts use. Warning notices are also used for situat ions in which inattention or lack of equipment knowledge could cause either personal injury or damage to equipment.

4 Cautions - Caution notices are used for situat ions in which equipment might b e damaged if care is not taken. Notes - Notes call attention to information that is especially significant to understanding and opera ting the equipment. This document is based on information available at the time of its publication. While effor ts have been made to ensure accuracy, the information contained herein does not cover all details or variations in hardware and software, nor does it provide for every possibl e contingency in connection with i nsta llation, o peration, and maintenance. Features may be described herein that are not present in all hardware and software systems. GE Industrial Solutions assumes no obligation of notice to holders of this document with respect to changes subsequently made. GE Industrial Solutions makes no r epresentation or warranty, expressed, implied, or statutory, with respect to, and assumes no responsibility for the accuracy, completeness, sufficiency, or usefulness of the information contained herein.

5 No warrantees of merchantability or fitness for purpose shall apply. GEH-702 Users Manual 3 Table of Contents Spectra RMS Circuit Breakers with microEntelliGuard Trip Unit .. 1 Section 1 Read This First .. 5 Trip Unit .. 5 Standard Protect ion Functions .. 5 Advanced Protect ion Functions .. 5 Advanced Features A nd Communications .. 6 Rating Plugs .. 6 Equipment Interfaces .. 8 Neutral Current Transformers .. 8 Terminal Blocks .. 8 Dist ribution Cable Junction Boxes .. 9 Power Supplies .. 9 Voltage Condit ioners .. 10 Voltage Modules .. 11 Dist ribution And Extension Cables .. 11 Auxiliary Switches .. 11 Communications .. 12 Reduced E nergy Let-Through .. 12 Zone Selective Interlock .. 12 Section 2 microEntelliGuard Trip Unit .. 14 Overview .. 14 HMI .. 14 Liquid Crystal Display and Power Requirements.

6 14 Led Status Indicator .. 15 Trip Unit Operating Modes .. 15 Setup .. 15 Language (Standar d) .. 16 Long Time Pickup (Standard).. 16 Long Time Delay (Standar d) .. 16 Short Time Pickup (Standard) .. 17 Short Time Delay (Standard) .. 17 Instantaneous Pickup (Standar d) .. 18 Reduced E nergy Let-Through (RELT) Instantaneous Pickup ( Optional).. 18 Ground Fault Pickup (T rip Or Alarm) (Optional).. 18 Ground Fault Delay (T rip Or Alarm) (Optional) .. 19 Zone Selective Interlock (ZSI) (Optional) .. 19 Neutral Protect ion Pickup (Optional) .. 20 Protective Relays (Optional) .. 20 Output Relays (Optional) .. 21 Waveform Capture (Optional) .. 21 Frequency (Standard) .. 21 Potential Transformer Primary Volta ge (Optional) .. 21 Potential Transformer Connection (Optional) .. 21 Power Direction (Optional).

7 22 Phase Rotation (Standar d) ..22 Thermal Memory (Standard) .. 22 Auxiliary Switch (Sta ndar d) .. 22 Modbus (Optional) .. 22 Date And Time (Standard)..22 Metering Mode .. 23 Operating Mode .. 23 Current (On All Trip Units) .. 23 Voltage (Advanced Metering Only).. 23 Real Power (Advanced Metering Only) .. 23 Reactive Power (Advanced Metering Only) .. 23 Apparent Power (Advanced Metering Only) .. 23 Peak Power Demand (Advanced Metering Only) . 23 Energy (Advanced Metering Only) .. 24 Frequency (Advanced Metering Only) .. 24 Power Factor (Advanced Metering Only).. 24 Settings Mode .. 24 Setting Status .. 24 Pickup Status .. 24 Error Status .. 24 Version .. 24 Comm Settings .. 24 Events Mode .. 24 Appendix A. Display Screen Flow .. 25 Appendix B. Modbus Register Map .. 28 Appendix C. breaker Harness Pin-Outs.

8 45 Appendix D. Metering .. 47 Appendix E. Troubleshooting.. 48 Appendix F. Replacing MicroVersaTrip with microEntelliGuard .. 49 Appendix G. Additional Information .. 50 GEH-702 Users Manual 4 Table of Figures Fi gure 1. Typical Neutral C T Connection .. 9 Fi gure 2. Typical Power Supply Connection Using a Terminal Block .. 10 Fi gure 3. Typical RELT Wiring Diagram .. 12 Fi gure 4. Typical micr oEntelliGuard System .. 13 Fi gure 5. LED Location .. 14 Fi gure 6. Keypad Definition .. 14 Fi gure 7. Typical LCD Screen .. 14 Fi gure 8. Long Time .. 16 Fi gure 9. Long Time Delay .. 16 Fi gure 10. Short Time Pickup .. 17 Fi gure 11. Short Time Delay with Slope 17 Fi gure 12. Short Time Delay Set to Maximum .. 17 Fi gure 13. Instanta neous Pickup ..18 Fi gure 14. Ground Fault Pickup.

9 18 Fi gure 15. Ground Fault Delay .. 19 Fi gure 16. System With V olta ge Swap Cable .. 22 Fi gure 17. Signal Definitions 20-Pin Harness ( breaker Pigtail) .. 45 Fi gure 18. Signal Definitions 12-Pin Harness ( breaker Pigtail) .. 46 Fi gure 19. DB15 Connector .. 46 Fi gure 20. MicroVersaTrip vs. microEntelliGuard Conversion .. 49 Fi gure 21. MicroVersaTrip Commnet Wiring .. 49 Fi gure 22. microEntelliGuardTM Modbus Connection .. 50 Table of Tables Table 1. Catalog Number Nomenclature .. 1 Table 2. Rating Plug Catalog 7 Table 3. Harness Type D 8 Table 4. Neutral CT s .. 8 Table 5. Terminal Block Descriptions .. 8 Table 6. Junction Box Descriptions .. 9 Table 7. Power Supply Plate Catalog Numbers .. 9 Table 8. Voltage Condit ioner Plate Assemblies .. 10 Table 9. Voltage Module Catalog 11 Table 10.

10 Dist ribution Cable Harness Options .. 11 Table 11. Extension Cable Harness Options .. 11 Table 12. Voltage Exchange Harness Options .. 11 Table 13. Auxiliary Switch Options .. 11 Table 14. LED Status Flash Sequence .. 15 Table 15. Nominal Time 16 Table 16. Available Instantaneous 18 Table 17. ZSI Settings .. 20 Table 18. Output Relay Group Assignments .. 21 Table 19. Waveform Capture .. 21 Table 20. Setup Mode Programming .. 25 Table 21. Wye Configuration 27 Table 22. Delta Configuration Metering .. 27 Table 23. Status Screen Definitions .. 28 Table 24. Event Mode Screen Definitions .. 28 Table 25. Discrete Input , Function Code 2 .. 29 Table 26. Communication Parameter s: Modbus Function 3 (Read Only).. 30 Table 27. Communication Parameter s: Modbus Function 3 (Read/Write Parameters).