7-8
469 Motor Management Relay
GE Power Management
7.2 HARDWARE FUNCTIONAL TESTING
7 TESTING
7
7.2.8 OUTPUT RELAYS
To verify the functionality of the output relays, perform the following steps:
1.
Using the setpoint:
S13 TESTING\TEST OUTPUT RELAYS\FORCE OPERATION OF RELAYS: R1 TRIP
select and store values as per the table below, verifying operation
R6 Service relay is failsafe or energized normally, operating R6 causes it to de-energize.
Table 7–13: OUTPUT RELAYS
FORCE
OPERATION
SETPOINT
EXPECTED MEASUREMENT
4
FOR SHORT
ACTUAL MEASUREMENT
4
FOR SHORT
R1
R2
R3
R4
R5
R6
R1
R2
R3
R4
R5
R6
no
nc
no
nc
no
nc
no
nc
no
nc
no
nc
no
nc
no
nc
no
nc
no
nc
no
nc
no
nc
R1 Trip
4
4
4
4
4 4
R2 Auxiliary
4 4
4
4
4 4
R3 Auxiliary
4
4 4
4
4 4
R4 Alarm
4
4
4 4
4 4
R5 Block Start
4
4
4
4 4
4
R6 Service
4
4
4
4
4
4
All Relays
4
4
4
4
4
4
No Relays
4
4
4
4
4 4
NOTE