Eaton Power Xpert Release PXR 10 - 7.1 Trigger and Data Log Matrix

23
7 Event, alarm, and trip recording with waveform capture
PXR TRIP UNITS FOR POWER DEFENSE MOLDED CASE CIRCUIT BREAKERS MN012007EN June 2018 www.eaton.com
7.1 Trigger and data log matrix
What data is captured:
Event cause
Time-stamp
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
What triggers a capture:
Waveform of: IA, IB, IC, IN, IG
Waveform of: VAB, VBC, VCA, VAN, VBN, VCN
(PXR25)
Event - power up - clock ok
•
Event - power up - clock bad
•
Event - set points download
•
Event - Enter test mode
•
Event - exit test mode
•
Event - test complete
•
Event - enter maintenance mode
•
Indicator also illuminates
Event - exit maintenance mode
•
Event - time change (if > 60 seconds)
•
Previous time is recorded
Alarm - calibration
•
Alarm - set points fault
•
Alarm - battery low voltage
•
Alarm - low control voltage
•
Alarm - RTC error
•
Alarm - NV memory error
•
Alarm - watchdog timer
•
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 - high load
• • •
Alarm - neutral current
• • •
Trip - over temperature
• •
Trip - test
• •
Trip - long delay
• • •
All trips include four cycles before trip and six
cycles after cycles of waveform capture
Trip - short delay
• • •
Trip - instantaneous
• • •
Trip - ground
• • •
Trip - maintenance mode
• • •
Trip - neutral
• • •