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12-

750/760 Feeder Management Relay GE Power Management

12.5 SENSITIVE GROUND CURRENT 12 S5 PROTECTION

12.5.3 SENSITIVE GROUND INSTANTANEOUS OVERCURRENT

The sensitive ground instantaneous overcurrent element, ANSI device 50SG is programmed in this subgroup.

■ SENSTV GND INST OC

■ [ENTER] for more

The Sensitive Ground Instantaneous Overcurrent setpoints path is:

\ SETPOINTS \ S5 PROTECTION \ SENSTV GND CURRENT \ SENSTV GND INST OC

SENSTV GND INST OC

FUNCTION: Disabled

Range: Disabled, Trip, Trip & AR, Alarm, Latched Alarm, Control

Select the required function.

SENSTV GND INST OC

RELAYS (3-7): -----

Range: Any Combination of the 3-7 AUXILIARY Relays

Select the output relays required.

SENSTV GND INST OC

PICKUP: 1.00 x CT

Range: 0.005 to 1.000 in steps of 0.001 x CT

Enter the pickup in terms of the CT rating.

SENSTV GND INST OC

DELAY: 0.00 s

Range: 0.00 to 600.00 in steps of 0.01 s

Select the delay required.

SENSTV GND INST OC

DIRECTION: Disabled

Range: Disabled, Forward, Reverse

Select the direction(s) of current flow for which operation is permitted.

GE 750 User Manual

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