ABB VM1 Installation And Service Instructions Manual page 21

Ansi 15 kv, 1200 a, 31.5 ka
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1
2
2a
2b
3
4
5
6
7
8
1 Top terminal
2 Vacuum interrupter
2a Fixed contact
2b Moving contact
3 Pole
4 Bottom terminal
5 Flexible connection
6 Shock absorber spring
7 Insulating tie-rod
8 Crank handle shaft
fig. 10b
8a
8a Kinematics for transmission of the drive movement
to the circuit-breaker poles
9 Run regulator
10 Position sensors
11 Closing coil
12 Permanent magnets
13 Moving armature
14 Opening coil
15 Device for manual emergency opening
16 Supporting structure
16
15
14
13
12
11
10
9
19

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