ABB ACS880-87LC-4000A/4021A-7 Hardware Manual page 33

Wind turbine converters
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No.
Description
1
Generator-side converter cubicles [+11.1, +11.2]
2
Main breaker cubicle [+01.6]
3
Charging cubicle [+01.6]
4
Coolant out (option +C144 cooling connectors left)
5
Generator-side converter modules [T5]
6
DC fuses [F5]
7
Generator cable terminals [U2, V2, W2]
8
Main circuit breaker [Q1]
9
Grid cable/busbar terminals [L1, L2, L3]
10
Cooling fans of the main breaker cubicle [M16, M17, M18]
11
Capacitors of the LCL filter [C1, C2]
12
Terminals for the auxiliary power [+01.6]
13
Smoke detector (customer variant, [A2])
14
Coolant in (option +C144 cooling connectors left)
15
Auxiliary power disconnectors [Q2, X11; Q3, X12]
16
Charging circuit switch [Q10]
17
Grounding point for grid connection [01.5, WE1]
18
Grounding point for generator connection [+11.1, +11.2, WE1]
Operation principle and hardware description 33

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