Siemens vacuum circuit breaker 38-3AH3 38 kV - Manual (Page 27)

Vacuum interrupter/
operator
Figure 20: Operating mechanism section diagram (drawout trip-free linkage shown) mechanism CLOSED, closing spring CHARGED
62.5.2 - Close latch pawl
62.8.1 - Spring return latch
62.8.2 - Trip-free coupling link (draw bar)
62.8.3 - Trip-free coupling lever
62.8.5 - Push rod and cam assembly
62.8.6 - Interlock lever push rod
62.8.7 - Interlock lever actuator
62.8.8 - Trip-free actuator
63.1 - Lever - phase C
63.5 - Lever - phase B
63.7 - Lever - phase A
64.0 - Opening spring
64.2.1 - Trip-latch pin
64.2.2 - Latching pawl release lever
64.3 - Lever
64.3.1 - Jack shaft pawl
64.5 - Opening spring shaft
** Numbered items moved from position
shown in Figure 19: Operating mechanism
section diagram (drawout trip-free linkage
shown) mechanism CLOSED, closing spring
DISCHARGED.
62.2
62.3
62.1
50.3.1
50.3 62.5
62.5.1
62.2.2
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