25
6. Monitoring and testing
POWER XPERT® RELEASE TRIP UNIT FOR MAGNUM PXR CIRCUIT BREAKERS MN013015EN January 2022 www.eaton.com
Table 11. Event log data.
What data is captured:
What triggers a capture:
The most recent 200 events are stored. The data includes:
Cause and timestamp
The most recent 10 trips and alarms, the data includes:
Cause and timestamp
Current: IA, IB, IC, IN, IG
Voltages: VAB, VBC, VCA, VAN, VBN, VCN (PXR 25 only)
Power and demand: Watts, Vars, VA (PXR 25 only)
Power factor (PXR 25 only)
Line frequency
Breaker operations count
Trip unit internal temperature
The last alarm and trip also store waveforms:
IA, IB, IC, IN, IG
VAB, VBC, VCA, VAN, VBN, VCN (PXR 25 only)
Event - power up - clock OK
Event - power up - clock bad
Event - setpoints download
Event - enter test mode
Event - exit test mode
Event - test complete
Event - enter maintenance mode
Indicator also illuminates.
Event - exit maintenance mode
Indicator un-illuminates.
Event - time change (if > 60 seconds)
Previous time is recorded.
Event – admin. password entered
Event – admin password changed
Event – user password entered
Event – user password changed
Event – wrong password entered
Alarm - calibration
Alarm - setpoints fault
Alarm - battery low voltage
Alarm - low control voltage
Alarm - RTC error
Alarm - NV memory error
Alarm - watchdog restart
Alarm - long delay pickup (test mode)
Alarm - ground fault (test mode)
Alarm - trip actuator fault
Alarm - operations count
Alarm - long delay pickup
Alarm - ground fault
Alarm waveforms include one cycle before the alarm.
Alarm - high load
Alarm - neutral current
Trip - over temperature
Trip – test
Trip - long delay
Trip - short delay
Trip waveforms include six cycles before the trip and four cycles after the trip.
Trip - instantaneous
Trip – ground
Trip - maintenance mode
Trip – neutral
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