ABB ACS880-37 Hardware Manual page 35

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A Auxiliary control cubicle (ACU). See page 38.
1 Input cable lead-throughs, PE busbar
2 Input terminals
3 Main switch-disconnector [Q1.1]
4 Grounding/earthing switch [Q9.1] (option +F259)
5 AC fuses
6 Charging resistors and contactor
7 Main contactor (behind charging equipment)
8 Auxiliary voltage switch [Q21]
9 Charging switch [Q3]
10 Incoming cubicle cooling fan
11 DC fuses (at the output of each supply module and at the input of each inverter module)
12 LCL filter module
13 Supply modules
14 Inverter modules. The output terminals are located behind each module. Each module must be
individually connected to the motor using separate cables unless the drive is equipped with
option +H359 (common motor terminal cubicle), +H366 (common output terminals) or +E206
(sine filters).
Operation principle and hardware description 35
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Cabinet layout example
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