GE Multilin
M60 Motor Protection System
5-235
5 SETTINGS
5.7 CONTROL ELEMENTS
5
EXAMPLE 2: BREAKER TRIP CIRCUIT INTEGRITY MONITORING
If it is required to monitor the trip circuit continuously, independent of the breaker position (open or closed), a method to
maintain the monitoring current flow through the trip circuit when the breaker is open must be provided (as shown in the fig-
ure below). This can be achieved by connecting a suitable resistor (see figure below) across the auxiliary contact in the trip
circuit. In this case, it is not required to supervise the monitoring circuit with the breaker position – the
BLOCK
setting is
selected to “Off”. In this case, the settings are as follows (EnerVista UR Setup example shown).
Figure 5–121: TRIP CIRCUIT EXAMPLE 2
The wiring connection for two examples above is applicable to both form-A contacts with voltage monitoring and
solid-state contact with voltage monitoring.
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Summary of Contents for M60 UR Series
Page 10: ...x M60 Motor Protection System GE Multilin TABLE OF CONTENTS ...
Page 128: ...4 30 M60 Motor Protection System GE Multilin 4 3 FACEPLATE INTERFACE 4 HUMAN INTERFACES 4 ...
Page 410: ...5 282 M60 Motor Protection System GE Multilin 5 10 TESTING 5 SETTINGS 5 ...
Page 440: ...6 30 M60 Motor Protection System GE Multilin 6 5 PRODUCT INFORMATION 6 ACTUAL VALUES 6 ...
Page 452: ...7 12 M60 Motor Protection System GE Multilin 7 2 TARGETS 7 COMMANDS AND TARGETS 7 ...
Page 462: ...9 8 M60 Motor Protection System GE Multilin 9 2 BATTERIES 9 MAINTENANCE 9 ...
Page 474: ...A 12 M60 Motor Protection System GE Multilin A 1 PARAMETER LISTS APPENDIX A A ...
Page 584: ...B 110 M60 Motor Protection System GE Multilin B 4 MEMORY MAPPING APPENDIX B B ...
Page 614: ...C 30 M60 Motor Protection System GE Multilin C 7 LOGICAL NODES APPENDIX C C ...
Page 630: ...E 10 M60 Motor Protection System GE Multilin E 1 IEC 60870 5 104 PROTOCOL APPENDIX E E ...
Page 642: ...F 12 M60 Motor Protection System GE Multilin F 2 DNP POINT LISTS APPENDIX F F ...
Page 644: ...G 2 M60 Motor Protection System GE Multilin G 1 RADIUS SERVER CONFIGURATION APPENDIX G G ...
Page 652: ...H 8 M60 Motor Protection System GE Multilin H 3 WARRANTY APPENDIX H H ...
Page 662: ...x M60 Motor Protection System GE Multilin INDEX ...