GE 750 Instruction Manual page 141

S5 Protection
NEUTRAL INST
OVERCURRENT 1
GE Multilin
c) Neutral Instantaneous OC
PATH: SETPOINTS S5 PROTECTION
[ ] NEUTRAL INST OC 1
FUNCTION: Disabled
NEUTRAL INST OC 1
MESSAGE
RELAYS (3-7): -----
NEUTRAL INST OC 1
MESSAGE
PICKUP: 1.00 x CT
NEUTRAL INST OC 1
MESSAGE
DELAY: 0.00 s
NEUTRAL INST OC 1
MESSAGE
DIRECTION: Disabled
The Neutral Instantaneous Overcurrent elements 1 and 2 are programmed in this
subgroup. They are two identical protection elements each equivalent to a single
ANSI device 50N neutral instantaneous overcurrent relay.
FIGURE 5–12: Neutral IOC Logic
http://www.GEmultilin.com
Feeder Management Relay
NEUTRAL CURRENT NEUTRAL INST... 1(2)
Range: Disabled, Trip, Trip & AR,
Alarm, Latched Alarm, Control
Range: Any combination of 3 to 7
Auxiliary relays
Range: 0.05 to 20.00 x CT in steps of
0.01
Range: 0.00 to 600.00 s in steps of 0.01
Range: Disabled, Forward, Reverse
750/760
5–45