Commissioning Test Tables; Differential Restraint Tests; Inrush Inhibit Tests - GE T35 UR Series Instruction Manual

9.5 COMMISSIONING TEST TABLES

9.5COMMISSIONING TEST TABLES
Table 9–3: DIFFERENTIAL CHARACTERISTIC TEST TABLE
TEST PHASE
Balanced
Condition
Min Pickup
Min Pickup
Slope 1
Slope 1
Intermediate
Slope 1 & 2
Intermediate
Slope 1 & 2
Slope 2
Slope 2
Table 9–4: INRUSH INHIBIT TEST TABLE
PHASE
W1
CURRENT
(A)
A
9
B
C
9-14
INJECTED CURRENT
W1 CURRENT W2 CURRENT
A
B
C
A
B
C
A
B
C
A
B
C
A
B
C
A
B
C
A
B
C
A
B
C
A
B
C
INJECTED
W1 2ND W2
HARMONIC CURRENT
(%) (A)
T35 Transformer Protection System

9.5.1 DIFFERENTIAL RESTRAINT TESTS

DISPLAYED CURRENT
DIFFERENTIAL
DISPLAYED
W2 2ND I (PU)
d
HARMONIC HARMONIC
(%)
9 COMMISSIONING
STATUS
RESTRAINT
Not Applicable
Status: ____________
I
= _______________
d
Status: ____________
I
= _______________
d
Status: ____________
I I
/ = _____________
d r
Status: ____________
I I
/ = _____________
d r
Status: ____________
I I
/ = _____________
d r
Status: ____________
I I
/ = _____________
d r
Status: ____________
I I
/ = _____________
d r
Status: ____________
I I
/ = _____________
d r

9.5.2 INRUSH INHIBIT TESTS

STATUS
(BLOCK/
2ND I (PU)
OPERATE)
r
(%)
GE Multilin