GE CHC13D A Series Instructions Manual page 5

*
PHASE SEQUENCE 1-2-3 OR 3-2-1
50
-
"
3
4
50
-
5 6
50
-
It
7 8
E
~
E
~
E
~
r-
h
1-
CIRCUIT
BREAKER
I I
I
1
2
GEK-1256
1
2
-;
1012Q.
PFD
50
T
(-)
~
HC
1 11
50
13
T
50 2
i
5
50
12JA
lJA
TO PROTECT I VE
RELAYS
NOTE: SHORTING BARS EXISTS BETWEEN STUDS II
e
12 AND 14
$
15 SO THAT WHEN
RELAYS ARE REMOVED FROM CASE POSITIVE POTENTIAL DIRECTLY TO
THE PROTECTIVE RELAYS. IF THIS IS NOT DESIRED TO MAKE NO CONNECTION
TO STUD tl OR 15.
LEGEND
50 - CHC13D
PFD - PHASE FAULT DETECTER
A - AUXILIARY UNIT
T -
TARGET
H.C.-HOLD1NG COIL (WHEN USED)
Figure 3 (0285A7121-0) Typical External Connection
Diagram for Type CHC13D(-)A Relay
*Indicates Revision
5