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Siemens 38-3AH3 38 kV Instruction Manual page 26

Vacuum circuit breaker
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Figure 19: Operating mechanism section diagram (drawout trip-free linkage shown) mechanism CLOSED, closing spring DISCHARGED
62.5
62.1
62.2
62.3
62.5.2
64.5
53.1
64.5
63.5
63.7
63.5
63.1
48.0
63.0
63.5
26
Vacuum interrupter/
operator
62.5.1
53.0
62.6
62.2.2
62.8
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 18: Operating mechanism
section diagram (drawout trip-free linkage
shown) mechanism OPEN, closing spring
DISCHARGED on page 25.

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