GE 750 Instruction Manual page 313

CHAPTER 6: ACTUAL VALUES
6.3.2 Current

CURRENT
750 FEEDER MANAGEMENT RELAY – INSTRUCTION MANUAL

PATH: ACTUAL VALUES
[] A:
C:
% OF LOAD-TO-TRIP:
MESSAGE
0%
AVERAGE CURRENT:
MESSAGE
PHASE A CURRENT:
MESSAGE
PHASE B CURRENT:
MESSAGE
PHASE C CURRENT:
MESSAGE
NEUTRAL CURRENT:
MESSAGE
GND CURRENT:
MESSAGE
SENSTV GND CURRENT:
MESSAGE
0.00 A
POS SEQ CURRENT:
MESSAGE
NEG SEQ CURRENT:
MESSAGE
ZERO SEQ CURRENT:
MESSAGE
POLARIZING CURRENT:
MESSAGE
Measured values of phase current magnitudes and phasors are displayed here. In addition,
several calculated values are also displayed. The
calculated averages of the Phase A, B, and C RMS currents:
The value displays the calculated neutral current RMS phasor given by:
NEUTRAL CURRENT
The displays the calculated positive-sequence current RMS phasor as
POS SEQ CURRENT
given by:
I
a
I --------------------------------- - for ABC phase sequence
=
a1
I
a
I --------------------------------- - for ACB phase sequence
=
a1

A2 METERING CURRENT
0 B: 0
0 Amps
0 A
0 A 0° Lag
0 A 0° Lag
0 A 0° Lag
0 A 0° Lag
0 A 0° Lag
0° Lag
0 A 0° Lag
0 A 0° Lag
0 A 0° Lag
0 A 0° Lag
( I I I )
+ +
a b c
I
------------------------------------- -
=
avg
3
3I I I I
= + +
0 a b c
2
aI a I
+ +
b c
3
2
a I aI
+ +
b c
3
A2 METERING
Range: 0 to 65535 A
Range: 0 to 2000%
Range: 0 to 65535 A
Range: 0 to 65535 A, 0 to 359° Lag
Range: 0 to 65535 A, 0 to 359° Lag
Range: 0 to 65535 A, 0 to 359° Lag
Range: 0 to 65535 A, 0 to 359° Lag
Range: 0 to 65535 A, 0 to 359° Lag
Range: 0 to 655.35 A, 0 to 359° Lag
Range: 0 to 65535 A, 0 to 359° Lag
Range: 0 to 65535 A, 0 to 359° Lag
Range: 0 to 65535 A, 0 to 359° Lag
Range: 0 to 65535 A, 0 to 359° Lag
displays the
AVERAGE CURRENT
(EQ 6.1)
(EQ 6.2)
(EQ 6.3)
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