ABB VM1 - Page 23

Instruction manual 504/05 | VM1 Vacuum circuit-breaker 23
Figure 9/5: Vacuum circuit-breaker type VM1, high current,
on withdrawable part, 12 kV, 3150 A, 50 kA,
mechanism side.
Figure 9/6: Vacuum circuit-breaker type VM1, high current,
on withdrawable part, 12 kV, 3150 A, 50 kA,
pole side.
Figure 9/7: Vacuum circuit-breaker, type VM1, on withdrawable part,
24 kV, 1250 A, ≤ 25 kA, pole side (use in ZS8.4 only).
33 Breaker pole
34 Contact arm with shrink sleeve (versions for rated
currents up to 630 A have insulating tubes)
34.1 Contact system
Figure 9/8: Vacuum circuit-breaker, type VM1, on withdrawable part,
24 kV, 1250 A, ≤ 25 kA, mechanism side
(use in ZS8.4 only).
35 Withdrawable assembly
36.1 Control wiring plug
33
34
34.1
36.1
35
BA 504-05 GB_29102012.indd 23 30.10.12 13:44