Frame 2×R8I + 2×R8I - ABB ACS880-37 Hardware Manual

36 Operation principle and hardware description
Frame 2×R8i + 2×R8i

A B
3 4
5 6
2
1
A Auxiliary control cubicle (ACU). Contains control electronics and customer I/O connections. See
page 40.
B Incoming cubicle. Contains the input terminals, switchgear and charging equipment.
C Supply module cubicle. Contains two R8i supply modules together with an LCL filter module.
D Inverter module cubicle. Contains two R8i inverter modules. As standard, the motor cables are
run from each inverter module to the motor unless the drive is equipped with option +H359
(common motor terminal cubicle), +H366 (common output terminals) or +E206 (sine filters).
1 Main switch-disconnector [Q1.1]
2 Grounding/earthing switch [Q9.1] (option +F259)
3 Drive control panel (see page 46)
4 Door switches and lights (see page 44)
5 Auxiliary voltage switch [Q21]
6 Charging switch [Q3]
C D
Cabinet line-up example