F) test results, 9 injection test setup #3, Injection test setup #3 -15 – GE 489 User Manual
Page 227
GE Multilin
489 Generator Management Relay
7-15
7 TESTING
7.3 ADDITIONAL FUNCTIONAL TESTS
7
f) TEST RESULTS
7.3.9 INJECTION TEST SETUP #3
Setup the 489 device as follows for the Voltage Restrained Overcurrent test.
Figure 7–3: SECONDARY INJECTION TEST SETUP #3
TEST
PHASE A
PHASE B
PHASE C
CALCULATED
MEASURED
CALCULATED
MEASURED
CALCULATED
MEASURED
Minimum Pickup
TEST
PHASE A
PHASE B
PHASE C
CT
5
× CT
CT
5
× CT
CT
5
× CT
Single Infeed Fault
TEST
PHASE A
PHASE B
PHASE C
OPERATE
RESTRAIN
OPERATE
RESTRAIN
OPERATE
RESTRAIN
Slope 1
I
x
I
y
Operation
(OK/not OK)
Slope 2
I
x
I
y
Operation
(OK/not OK)
Directional
Check
I
x
N/A
N/A
N/A
I
y
N/A
N/A
N/A
Operation
(OK/not OK)
N/A
N/A
N/A
E10
V
NE
UT
R
AL
1
A
H
G
F
1
A
/5A
1
A
/5A
1
A
/5A
1
A
/5A
1
A
/5A
1
A
/5A
C
OM
C
OM
C
OM
C
OM
C
OM
PHASE a PHASE b PHASE c
PHASE A PHASE B PHASE C
C
OM
C
OM
C
OM
V
a
V
b
V
com
V
c
H9
G3
G6
H4
H7
H1
F10
A
B
C
N
A
B
C
N
V V V V
I
I
I
I
3 PHASE VARIABLE AC TEST SET
GROUND INPUTS
NEUTRAL END CT's
OUTPUT CT's
808822A2.CDR
PHASE
VOLTAGE INPUTS
G10
H3
H6
G5
G8
H2
G9
H10
G4
G7
G2
H5
H8
G1
AUTOMATIC CT
SHORTING
BAR
VC
VA
VB