M4 Breaker Monitor - GE SR345 Instruction Manual

CHAPTER 7: MAINTENANCE

M4 Breaker monitor

345 TRANSFORMER PROTECTION SYSTEM – INSTRUCTION MANUAL
Courtesy of NationalSwitchgear.com
The status of the breaker trip coils, as well as the trip 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.
PATH:
MAINTENANCE > M4 BKR MONITOR
W1 BKR TRIP COIL
Healthy
Range: Healthy, Unhealthy
W2 BKR TRIP COIL
Healthy
Range: Healthy, Unhealthy
M4 BREAKER MONITOR
7–9