ABB ACS880-207, Hardware Manual, Page: 26 / 148

Layout drawings of supply and LCL filter modules
￭
IGBT supply module (frame R8i)
This figure shows the layout of the R8i module.
a b
1
2
3
4
5
6
7
8
9
10
12
11
5
R8i module, front A
R8i module, back B
DC busbars 1
Handle 2
LEDs and fiber optic connectors 3
Fan (standard speed-controlled fan shown; a direct-on-line fan is available as C188) 4
Quick connector (three phases). The counterpart is fastened to the cabinet behind the module. 5
Wheels 6
Type designation label 7
Terminal block [X50] (power supply for internal boards and module heating element, C183; DOL
fan supply, C188) 8
Connectors [X51], [X52], [X53] 9
The unpainted grounding point (PE) between module frame and cabinet frame. 10
Lifting eyes 11
Circuit board compartment fan 12
26 Operation principle and hardware description