GE GCX51A - Page 45

GEI
-
98328
STATION
RELAYS
A
BREAKER
BUS
©
@
©
©
©
Y
X
KW
OR
.
KVAR
FLOW
"
OUT
"
6
j
6
±
6
-
TEST
PLUG
(
TOP
)
SOURCE
E
INSERT
TESt
PLUG
IN
GCX
D
RELAY
o
A
C
RESISTOR
115
V
3
b
-
o o
—
4
*
Z
CM
PHASE
ANGLE
METER
I
PHASE
ANGLE
METER
READS
ZERO
DEGREES
FOR
ABOVE
CONNECTIONS
©
©
®
®
r
\
1
5
7
9
2
4
6
I s J
1 0
©
©
©
W
p
NOTE
:
ADD
JUMPER
C
TO
D
WHEN
PHASE
ANGLE
METER
IS
CONNECTED
TO
A
A
B
OR
VICE
VERSA
TO
AVOID
OPEN
CIRCUITING
CT
’
S
TEST
PLUG
(
BOTTOM
)
PHASE
ANGLE
METER
READING
WITH
PROPER
EXTERNAL
CONNECTIONS
PHASE
SEQUENCE
1
-
2
-
3
POWER
FACTOR
ANGLE
(
DEG
.
LEAD
)
270
-
315
-
180
-
225
-
135
-
0
-
45
45
-
9
C
90
-
135
315
225
270
180
360
KW
OUT
>
K
VAR
l
KVAR
>
IN
K W
f l U T
15
-
KVA R
IN
>
KW
IN
>
KW
IN
KVAR
KW
IN
>
KVAR
KVA R
>
OUT
KW
U
195
-
KVA R
>
KW
OU T
>
KW
t
KVAR
DIRECTIO N S
WlTH
RESPEC T
TO
THE
BUS
OUT
KVA R
IM
.
11
nux
KM
.
-
mu
240
-
aux
330
-
60
-
105
-
150
-
285
-
cn
X
TO
A
Y
TO
B
15
60
105
150
195
240
285
330
o
30
-
75
-
120
-
210
-
165
-
255
-
300
-
345
-
X
TO
C
Y
TO
D
o
75
120
165
210
255
300
345
30
UJ
PHASE
SEQUENCE
1
-
3
-
2
o
CJ
>
30
-
75
-
120
-
210
-
255
-
165
-
300
-
345
-
X
TO
A
Y
TO
B
120
345
75
165
210
255
300
75
>
-
<
t
330
-
15
-
195
-
240
-
60
-
105
-
150
-
285
-
X
TO
C
Y
TO
D
UJ
15
60
240
285
330
105
195
150
ex
THE
ABOVE
RANGES
OF
PHASE
ANGLE
METER
READINGS
ARE
THE
ANGLES
BY
WHICH
THE
CURRENT
LEADS
THE
VOLTAGE
WITH
THE
DESCRIBED
CONDITIONS
OF
POWER
(
KW
)
AND
REACTIVE
POWER
(
KVAR
)
FLOW
W I T H
THE
STATION
BUS
CONSIDERED
AS
THE
REFERENCE
IN
ALL
CASES
.
CAUTION
'
:
MAKE
CORRECTIONS
FOR
METER
ERRORS
ON
LOW
CURRENTS
,
INHERENT
IN
SOME
PHASE
-
ANGLE
METERS
.
Figure
31
(
377
A
196
-
1
)
Test
Connections
for
Overall
Test
of
the
GCX
51
Relays
45
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