Westinghouse DBN-1016 Technical Manual page 14

CIRCUIT BREAKER
in Figure 1-2-3, the yellow face of the indi-
cator shOws through the window. The word
"Open" is stamped on this yellow face. When
the breaker closes, pin (161) of the closing
lever (158) pulls indicator link (166) to the
right, thus rotating the other face of the indi-
cator up into position visible through the win-
dow. This face is painted
b~U':J;::d
is stamped
with the word "Closed". The" sition indicator
151
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
*
167
@
PU,",
TO lRIP
I
183~=i=dI
184
OPERATING MECHANISM
TRIP BAR
TRIP FINGER
LATCH
PIN
PIN
LATCH
PIN
CLOSING LEVER
ROLLER LATCH
LINK
PIN
PIN
THIRD TOGGLE LINK
PAWL
SECOND TOGGLE LINK
INDICATOR LINK
SPRING PAWL
150
*REPAIR PARTS
provides a positive visual indication of the op-
erating condition of the circuit breaker.
1-2_1-6
Closing Rolay-(See Figure
1-2-4)
The closing relay is used on electrically
operated breaker only and is mounted on the
left side of the closing solenoid. This relay
closes and opens the closing coil circuit of the
168
169
170
171
172
173
174
175
*176
177
178
179
180
* 181
182
183
184
*
185
COVER
FRAME
POSITION INDICATOR
PIN
FIRST TOGGLE LINK
PIN
OPERATING HANDLE (EMERGENCY)
HANDLE SOCKET (EMERGENCY)
SPRING, TRIP BUTTON
PIN
COTTER PIN
PIN
TRIGGER
SPRING, LATCH.
PIN
TRIP BUTTON
SCREW
SPRING, TRIP BAR
FIGURE
1-2-3- Operating Mechaniam with
POllition
Indicator
1·8
r
(
/