7–12 350 FEEDER PROTECTION SYSTEM – INSTRUCTION MANUAL
M4 BREAKER MONITOR CHAPTER 7: MAINTENANCE
M4 Breaker monitor
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, where the 350
stores 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
TRIP COIL
Healthy
Range: Healthy, Unhealthy
CLOSE COIL
Healthy
Range: Healthy, Unhealthy
BKR TRIP COUNTER
5
Number of Trips
Courtesy of NationalSwitchgear.com