ABB VD4 Installation And Service Instructions Manual page 28

V D 4 - INSTALLATION AND SERVICE INSTRUCTIONS
28
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7. Maintenance
Figure 9/1: Auxiliary switch block, equipment example
Figure 9/3: Indirect overcurrent release and operation area,
45 43
41 Mounting plate
42 Auxiliary shaft
42.1 Crank
43 Fastening screw
45 Magnet holder, complete
5
-MB03
equipment example
2.1 ON push-rod
3.1 OFF push-rod
5 Operating cycle counter
-MBO3 Indirect overcurrent release
-MBU
41
42 47
42.1
Figure 9/2: Undervoltage release and operation area,
2.1
3.1 36
Figure 9/4: Charging motor, charging system and spring
equipment example
47 Interlock plate for -MBU
-RLE1 Blocking magnet
-MBC Shunt release ON
-MBU Undervoltage release
35 34
36.1
energy store
34 Chain
35 Ratchet wheel
36 Charging motor with gearing
36.1 Fastening screw (gearbox)
-RLE1
-MBC