GE G60 Instruction Manual page 292
Generator management relay
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Also See for G60:
- Instruction manual (780 pages) ,
- Communications manual (532 pages) ,
- Instruction manual (768 pages)
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8.1 PHASE DISTANCE THROUGH POWER TRANSFORMERS
Table 8–1: PHASE DISTANCE INPUT SIGNALS FOR DELTA-WYE TRANSFORMERS
TRANSFORMER
LOOP
CONNECTION
None
AB
BC
CA
Dy1
AB
BC
CA
Dy3
AB
BC
CA
Dy5
AB
BC
CA
Dy7
AB
BC
CA
Dy9
AB
8
BC
CA
Dy11
AB
BC
CA
8-2
CURRENT
TRANSFORMATION
I
I
–
A
B
I
I
–
B
C
I
I
–
C
A
3I
A
3I
B
3I
C
I
3I
=
–
AB_21P
C
I
3I
=
–
BC_21P
A
I
3I
=
–
CA_21P
B
I
3I
=
–
AB_21P
B
I
3I
=
–
BC_21P
C
I
3I
=
–
CA_21P
A
I
3I
=
–
AB_21P
A
I
3I
=
–
BC_21P
B
I
3I
=
–
CA_21P
C
I
3I
=
–
AB_21P
C
I
3I
=
–
BC_21P
A
I
3I
=
–
CA_21P
B
I
3I
=
–
AB_21P
B
I
3I
=
–
BC_21P
C
I
3I
=
–
CA_21P
A
G60 Generator Management Relay
8 THEORY OF OPERATION
VOLTAGE
TRANSFORMATION
V
AB
V
BC
V
CA
1
------ - V
(
)
V
–
AB
CA
3
1
------ - V
(
)
V
–
BC
AB
3
1
------ - V
(
)
V
–
CA
BC
3
1
(
)
------ - V
V
V
=
–
AB_21P
BC
CA
3
1
(
)
------ - V
V
V
=
–
BC_21P
CA
AB
3
1
(
)
------ - V
V
V
=
–
CA_21P
AB
BC
3
1
(
)
------ - V
V
V
=
–
AB_21P
BC
AB
3
1
(
)
------ - V
V
V
=
–
BC_21P
CA
BC
3
1
(
)
V
------ - V
V
=
–
CA_21P
AB
CA
3
1
(
)
V
------ - V
V
=
–
AB_21P
CA
AB
3
1
(
)
V
------ - V
V
=
–
BC_21P
AB
BC
3
1
------ - V
(
)
V
V
=
–
CA_21P
BC
CA
3
1
------ - V
(
)
V
V
=
–
AB_21P
CA
BC
3
1
------ - V
(
)
V
V
=
–
BC_21P
AB
CA
3
1
------ - V
(
)
V
V
=
–
CA_21P
BC
AB
3
1
------ - V
(
)
V
V
=
–
AB_21P
AB
BC
3
1
(
)
------ - V
V
V
=
–
BC_21P
BC
CA
3
1
(
)
------ - V
V
V
=
–
CA_21P
CA
AB
3
GE Multilin
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