GE T60

GE Multilin T60 Transformer Protection System 8-17
8 COMMISSIONING 8.6 COMMISSIONING TEST TABLES
8
8.6COMMISSIONING TEST TABLES 8.6.1 DIFFERENTIAL RESTRAINT TESTS
8.6.2 INRUSH INHIBIT TESTS
Table 8–3: DIFFERENTIAL CHARACTERISTIC TEST TABLE
TEST PHASE INJECTED CURRENT DISPLAYED CURRENT STATUS
W1 CURRENT W2 CURRENT DIFFERENTIAL RESTRAINT
Balanced
Condition
A Not Applicable
B
C
Min Pickup A Status: ____________
I
d
= _______________
B
C
Min Pickup A Status: ____________
I
d
= _______________
B
C
Slope 1 A Status: ____________
I
d
/I
r
= _____________
B
C
Slope 1 A Status: ____________
I
d
/I
r
= _____________
B
C
Intermediate
Slope 1 & 2
A Status: ____________
I
d
/I
r
= _____________
B
C
Intermediate
Slope 1 & 2
A Status: ____________
I
d
/I
r
= _____________
B
C
Slope 2 A Status: ____________
I
d
/I
r
= _____________
B
C
Slope 2 A Status: ____________
I
d
/I
r
= _____________
B
C
Table 8–4: INRUSH INHIBIT TEST TABLE
PHASE INJECTED DISPLAYED STATUS
(BLOCK/
OPERATE)
W1
CURRENT
(A)
W1 2ND
HARMONIC
(%)
W2
CURRENT
(A)
W2 2ND
HARMONIC
(%)
I
d
(PU) 2ND
HARMONIC
(%)
I
r
(PU)
A
B
C