ABB VM1-T Manual page 28

V M 1 -T - VACUUM CIRCUIT BREAKER
28
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9. Figures
Figure 9/21: Withdrawal of the withdrawable part with circuit breaker
39.1
Figure 9/23: Fit the contact system back-to-front on the thin end of the
31
35.3
onto the service truck.
- Service truck engaged with the panel
- Move the sliding handles inwards to disengage
31 Withdrawable part with VM1-T circuit breaker
35.3 Sliding handle
40 Service truck
39
34.1
arbor and slide it onto the thicker shank area.
34.1 Contact system
39 Arbor
39.1 Journal
40
Figure 9/22: Sevice truck approaching the panel. Align the guide pins on
the load surface with the height adjusters, position the
truck atch to engage.
40.1 Height adjuster for the load surface
40.2 Guide pin
40.3 Catch
34
34.3
Figure 9/24: Slide the contact system over from the arbor onto the
contact arm and allow it to engage there.
34
34.1 Contact system
34.2 Internal tension springs
34.3 Insulating sleeve
39
39
34.1 34.2
Contact arm
Arbor
40.3
40.2
40.1