GE 750 - Description

GE Power Management 750/760 Feeder Management Relay 13-
1
13 S6 MONITORING 13.1 CURRENT LEVEL
13
13 S6 MONITORING 13.1 CURRENT LEVEL 13.1.1 DESCRIPTION
In addition to the conventional overcurrent protection elements that are used for tripping, separate phase and
neutral current level detectors are provided for alarm or control purposes. These elements allow longer time
delays to be programmed.
13.1.2 PHASE CURRENT LEVEL
13.1.3 NEUTRAL CURRENT LEVEL
■ PHASE CURRENT
■ [ENTER] for more
The
PHASE CURRENT
Level setpoints path is:
\ SETPOINTS \ S6 MONITORING \ CURRENT LEVEL \ PHASE CURRENT
PHASE CURRENT
FUNCTION: Disabled
Range: Disabled, Alarm, Latched Alarm, Control
Select the required function.
PHASE CURRENT
RELAYS (3-7): -----
Range: Any Combination of the 3-7 AUXILIARY Relays
Select the output relays required.
PHASE CURRENT
PICKUP: 1.00 x CT
Range: 0.05 to 20.00 in steps of 0.01 x CT
Enter the pickup in terms of the CT rating. If 100:5 phase CTs are installed,
enter
0.9 x CT for an alarm level of 90 amps.
PHASE CURRENT
DELAY: 2 s
Range: 0 to 60000 in steps of 1 s
Select the delay required.
■ NEUTRAL CURRENT
■ [ENTER] for more
The
NEUTRAL CURRENT
Level setpoints path is:
\ SETPOINTS \ S6 MONITORING \ CURRENT LEVEL \ NEUTRAL CURRENT
NEUTRAL CURRENT
FUNCTION: Disabled
Range: Disabled, Alarm, Control
Select the function required.
NEUTRAL CURRENT
RELAYS (3-7): -----
Range: Any Combination of the 3-7 AUXILIARY Relays
Select the output relays required.
NEUTRAL CURRENT
PICKUP: 1.10 x CT
Range: 0.05 to 20.00 in steps of 0.01 x CT
Enter the pickup in terms of the CT rating. If 100:5 phase CTs are installed,
enter
0.9 x CT for an alarm level of 90 amps.
NEUTRAL CURRENT
DELAY: 2 s
Range: 0 to 60000 in steps of 1 s
Select the delay required.