Westinghouse De-ion DB-15 Instructions Manual page 23

Air circuit breakers, 600 volts a-c, 250 volts d-c
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-
l
Remove the operating mechanism from the
4.
platform and (a) remove and discard the molded
trip fingers from the trip bar; (b) remove and dis­
card the bras� counterbalance from the bottom of
the trip lever. Remount the operating mechanism.
5.
If the breaker is equipped with a shunt trip at­
tachment, remove a :n: d discard the trip lever from the
shunt trip and replace with trip lever Slit 1736189.
LOCATIO N
I
I
I
I 1 I
I
I
r--------+
I I
I
I
I
1
RELEASE
1
LEVER
R E LA Y---- -1
RELEASE ARM
9.
FIG.
Control Relay-Location, Adjustment, and Construction Details
RELAY MOLD
STOP
SURFACE
COV ER
159
MOVING
160
S TATIONARY CONT. L.P.
165
R .P.
DETAILS
6. If
the breaker is equipped with an electric lock­
out attachment remove and discard the
Micarta angle screwed to the electric lockout
ing plate.
Insulation is not required with the in­
sulated overcurrent device.
7.
Loosen the control relay and solenoid mount­
ing bolts on DB-15 breakers
forwards slightly to permit easy installation of the
CO I L
RELEASE
LEVER
16 1
ARC CHUTE FOR D-C ONLY
1;16
(if
supplied) and tilt
thick
lift­
23

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