ABB VD4 - Page 41

Instruction manual 534/01 | VD4 Vacuum-circuit-breaker 41
Figure 8/8: Detailed view of the opening and closing mechanism
11.1 ON push rod
46.2 Plastic cam
46.3 Lever
-RL1 Blocking magnet
Figure 8/9: Manually moveable withdrawable part, front plate removed
-RL2 Blocking magnet for withdrawable part
46.2
46.3
46.1
46.8
46.5
46.7
46.4
49
46.6
2
+1
0,2-0,5
46.9
1)
46.2
46.3
46.1
46.8
46.5
46.7
46.4
2
+1
46.6
46.9
0,2-0,5
1)
Figure 8/10: Detail in the area of a withdrawable part with travel
motor, viewed from the left-hand side
46.1 Roller
46.2 Cam
46.3 Lever
46.4 Pin
46.5 Link rod
Figure 8/11: Mechanical interlock, withdrawable assembly/circuit-
breaker with manually operated withdrawable parts
46.1 Roller
46.2 Cam
46.3 Lever
46.4 Pin
46.5 Link rod
46.6 Bolt
46.7 Bolt
46.8 Angle lever
46.9 Bolt
49 Travel motor
46.6 Bolt
46.7 Bolt
46.8 Angle lever
46.9 Bolt
-RL2
1)
For VD4 1600-2500 A with additional distanz piece of 20 mm
1)
For VD4 1600-2500 A with additional distanz piece of 20 mm
-RL1
-11.1
46.2
46.3