Overview Of The Control Connections On The Bcu Control Unit - ABB ACS880-207 Hardware Manual

28 Operation principle and hardware description

Overview of the control connections on the BCU control unit


BCU control unit is used with frame size R8i IGBT supply module. The diagram shows the
control connections and interfaces of the BCU control unit.
7
8
6
No. Description
1 Analog and digital I/O extension modules
2 and fieldbus communication modules can be
3 inserted into slots 1, 2 and 3.
4 Memory unit
5 Slot 4 for RDCO-0x
6 Terminal blocks. See chapter
on page 131.
9
The control unit
4
1
2
3
5
10
No. Description
7 Control panel or PC
8 Fiber optic links to the supply modules
9 Ethernet interface
10 Not in use in supply units