ABB ACS880-207 Hardware Manual page 23

Industrial drives, igbt supply units
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4
Selector switch for V meter (option +G334)
5
Grounding [PE] busbar
6
Input power cable terminals [L1...L3]
7
Main switch-disconnectors [Q1.1, Q1.2]
8
Main AC fuses [F1.1...F2.3]
9
Charging contactor [Q4]
10
Auxiliary voltage switch [Q21]
11
Cubicle cooling fans
12
Charging switch handle
13
Charging switch [Q3]
14
Main contactor [Q2]
15
Charging resistors
Operation principle and hardware description 23

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