Chapter 7—Monitoring and Diagnostics
Power Xpert C445 Global Motor Management Relay MN042003EN—January 2019 www.eaton.com 143
Table 57. Faults and Events
Parameter Name Range/Units Description
Active fault See Table 58 below Active fault
Active warning See Table 58 below Active warning
Active inhibit See Table 58 below Active inhibit
Fault queue—event order See Table 58 below A list of the last 10 faults shown in the order they occurred. Most recent at top.
Table 58. Trip Snapshot Parameters
Parameter Name Range/Units Description
Snap shot phase A (L1) current Depends on frame size (Amps) Phase A (L1) RMS current at time of trip
Snap shot phase B (L2) current Depends on frame size (Amps) Phase B (L2) RMS current at time of trip
Snap shot phase C (L3) current Depends on frame size (Amps) Phase C (L3) RMS current at time of trip
Snap shot ground current Depends on frame size (Amps) Ground fault current RMS at time of trip
Snap shot frequency 47–63 Hz (centi-Hz) Line frequency at time of trip scaled in centi-Hz
Snap shot thermal capacity 0–250% Overload thermal capacity percent at time of trip
Snap shot voltage AB (L1-L2) 0–690 V; max 4,160 V with PT ratios Voltage AB (L1-L2) RMS volts at time of trip
Snap shot voltage BC (L2-L3) 0–690 V; max 4,160 V with PT ratios Voltage BC (L2-L3) RMS volts at time of trip
Snap shot voltage CA (L3-L1) 0–690 V; max 4,160 V with PT ratios Voltage CA (L3-L1) RMS volts at time of trip
Snap shot VA Depends on frame size (volt-amps) Apparent power at time of trip
Snap shot watts Depends on frame size (Watts) Real power at time of trip
Snap shot power factor 0–100%, scaled by 0.01% via fieldbus Power factor at time of trip
Table 59. PTC Status Bits
Value Description
0 PTC OK—no fault
1 PTC over temperature fault
2 PTC shorted fault
3 PTC open fault
Table 60. Motor Control Status Bits
Value Description Coil
0 Running 1 4785
1 Running 2 4786
2 Remote enabled 4787
3 Faulted 4788
4 Warning 4789
5 Inhibited 4790
6 Ready 4791
7 Motor at speed 4792
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