GE 750 User Manual

GE Power Management 750/760 Feeder Management Relay 1-
13
1 PRODUCT OVERVIEW 1.2 TECHNICAL SPECIFICATIONS
1
1.2.7 OTHER FEATURES
IRIG-B TIME SYNCHRONIZATION
Error: ± 1.0 millisecond
LAST TRIP DATA
Records cause of most recent trip, 4 RMS currents, and 3
RMS voltages with a 1 ms time stamp.
TRIP COUNTERS
Accumulates all ground, sensitive ground, neutral, negative
sequence, and phase overcurrent trips.
EVENT RECORDER (128 EVENTS)
Records event cause, 3 phase current phasors, 1 ground
current phasor, sensitive ground current phasors, 3 voltage
phasors, system frequency, synchronizing voltage, syn-
chronizing frequency, and analog input level with a 1 ms
time stamp.
WAVEFORM CAPTURE
Data Channels: 4 currents, 3 voltages, 14 logic input
states and 8 output relays
Sample Rate: 16 per cycle
Trigger Source: Element pickup/trip/dropout, control/
alarm event, logic input or manual
command
Trigger Position: 0 to 100%
Storage capacity: 2 to 16 events with 2048 to 256
samples of data respectively
DATA LOGGER
Data Channels: 8 channels; same parameters as for
analog outputs available
Sample Rate: Per Cycle / Per second / Per Minute
/ Every 5,10,15, 20, 30, or 60 min.
Trigger Source: Pickup/trip/dropout, control/alarm
event, logic input, manual com-
mand, or continuous
Trigger Position: 0 to 100%
Storage capacity: 2 to 16 events with 2048 to 256
samples of data respectively (4096
if continuous)
SIMULATION
Programmable prefault, fault, and postfault parameters.
Simulation of circuit breaker and selection of whether or
not to operate outputs relays.

GE 750 Specifications

General

Brand	GE
Model	750
Category	Relays
Language	English