Westinghouse De-ion DB-15 Instructions Manual page 10

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FOR 3 POLE
BKR. ONLY
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0
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FRONT VIEW OF STUD LOCATIONS FOR
M OUNTING 3 POLE BREAKER WITH 2 OR3
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OVERCURRENT TRIPS OR 2 POLE BREAKER
(I)
WITHOUT REVERSE CURRENT TRIP .
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4 POINT
01
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AUX. SW.
01
CONTROL
RELAY
OVERCURRENT
TRIP
REVERSE
CURRENT
TRIP
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BKR.
t
FIG. I
FRONT VIEW OF STUD LOCATION
FOR MOUNTING 2 POLE BREAKER
WITH 2 OVERCURRENT TRIPS
AND REVERSE CURRENT TRIP
MIN. OF 4 AND MAX. OF 16 SECO
MAY BE SUPPLIED IN CLOCKWISE DIRECTION
START ING AT UPPER LEFT IN GROUPS OF 4
POLE BKR.
PO(TION
I NDICATOR
H AND TRIP AND
PROVISION F OR
PADLOCKING BKR.
IN TRIPPED POSITION.
PADLOCK FURNISHED
20
CLOSING HANDLE FOR
ELECTRICALLY OPERATED
BREAKERS SUPPLIED
ONLY WHEN SPECIFIED
BY ORDER
TEST P OS I TION
3 POLE BREAKER WITHOUT
REVERSE CURRENT TRIP OR
2 POLE BREAKER WITH OR
WITHOUT REVERSE CURRENT TRIP
-BKR. t.
BKR.
t
FIG. 2-NEMA STD.
FIG. 3
CUTOUT IN DOOR
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DAR Y CONTACTS
MIN. POSITION OF INTERLOCK PIN
TRIP POSITION OF INTERLOCK PIN
MA X. POSITION OF INTERLOCK PIN�
II
I!
SHUNT
MOVABLE
ESCUTCHEON
PLATE
POSITION
INTERLOCK TRIP
SPRING MUST NOT
TOUCH TRIP BAR
AT THIS DIM.
THE FOLLOWING ATTACHMENTS
CAN BE SUPPLIED WITHOUT
INCREA SING OVERALL D IM'S.
I. AUXILIARY SWITCHES-
(8 CIRCUIT M A XIMUM)
2.UNDERVOLTAGE TRIP
3. OPERAT I ON COUNTER
4. A L ARM SWITCH
5. EL ECTRIC LOCKOUT
6. SHUNT TRIP
AS CELL INTERLOCK IS
OPERATED, BREAKER WILL
TRIP BEFORE THI S DIM.
IS EXCEEDED
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