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M4 BREAKER MONITOR
M4 Breaker monitor
7–16
The status of the breaker trip and close coils, as well as the trip and close circuits, can be
monitored under MAINTENANCE > M4 BKR MONITOR. In the case where a breaker coil or
circuit fails, the relay will display the message "Unhealthy" for the corresponding coil.
Further information on the breaker is provided under BKR TRIP COUNTER, which displays
the number of trips. The counter can be reset under M3 RESET COUNTERS > RST BKR TRIP
COUNT set to "Yes".
PATH:
MAINTENANCE > M4 BKR MONITOR
RELAY1 COIL
Healthy
Range: Healthy, Unhealthy
RELAY2 COIL
Healthy
Range: Healthy, Unhealthy
BKR TRIP COUNTER
5
Range: 0 to 50000 trips
CHAPTER 7: MAINTENANCE
339 MOTOR PROTECTION SYSTEM – INSTRUCTION MANUAL
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