A-6
469 Motor Management Relay
GE Power Management
A.1 COMMISSIONING
APPENDIX A
A
Table A–6: SETPOINTS PAGE 6 – CURRENT ELEMENTS
DESCRIPTION
DEFAULT
USER VALUE
DESCRIPTION
DEFAULT
USER VALUE
SHORT CIRCUIT
CURRENT UNBALANCE
Short Circuit Trip
Off
Current Unbalance Alarm
Off
Short Cct. Trip Overreach Filter
Off
Assign Alarm Relays
Alarm
Assign Trip Relays
Trip
Current U/B Alarm Pickup
15%
Short Circuit Trip Pickup
0.2 x CT
Current U/B Alarm Delay
1 s
Intent. S/C Trip Delay
0 ms
Current U/B Alarm Events
Off
S/C Trip Backup
Off
Current Unbalance Trip
Off
Assign Backup Relays
Auxiliary2
Assign Trip Relays
Trip
S/C Trip Backup Delay
200 ms
Current U/B Trip Pickup
20%
OVERLOAD ALARM
Current U/B Trip Delay
1 s
Overload Alarm
Off
GROUND FAULT
Assign Alarm Relays
Alarm
Ground Fault Overreach Filter
Off
Overload Alarm Delay
0.1 s
Ground Fault Alarm
Off
Overload Alarm Events
Off
Assign Alarm Relays
Alarm
MECHANICAL JAM
Ground Fault Alarm Pickup
0.10 x CT
Mechanical Jam Trip
Off
Intentional GF Alarm Delay
0 ms
Assign Trip Relays
Trip
Ground Fault Alarm Events
Off
Mechanical Jam Pickup
1.50 x FLA
Ground Fault Trip
Off
Mechanical Jam Delay
1 s
Assign Trip Relays
Trip
UNDERCURRENT
Ground Fault Trip Pickup
0.20 x CT
Block U/C From Start
0 s
Intentional GF Trip Delay
0 ms
Undercurrent Alarm
Off
Ground Fault Trip Backup
Off
Assign Alarm Relays
Alarm
Assign GF Trip B/U Relays
Auxiliary2
Undercurrent Alarm Pickup
0.70 x FLA
GF Trip Backup Delay
200 ms
Undercurrent Alarm Delay
1 s
PHASE DIFFERENTIAL
Undercurrent Alarm Events
Off
Phase Differential Trip
Off
Undercurrent Trip
Off
Assign Trip Relays
Trip
Assign Trip Relays
Trip
Starting Differential Trip PU
0.10 x CT
Undercurrent Trip Pickup
0.70 x FLA
Starting Diff. Trip Delay
0 ms
Undercurrent Trip Delay
1 s
Running Diff. Trip Pickup
0.10 x CT
Running Diff. Trip Delay
0 ms