Manual Bypass; Single-Line Circuit Diagram - ABB ACS580MV Hardware Manual

16 Operation principle and hardware description

Manual Bypass

Warning
The light should not indicate the final status of switch at the switching process.
Customer should check the status of switch through inspection window, and
confirm that the mode selection switch is locked to working position.

Single-line circuit diagram


The diagram below describes the single diagram of manual bypass with isolation switches
(x3).
There are three isolation switches in the manual bypass cabinet, the cabinet is in line with
ACS580MV.
LED
Lamp1,2: QF1 open/close Lamp3,4: QS1 open/close
Lamp5,6: QS2 open/close Lamp7,8: QS3 open/close
Lamp9: VFD mode Lamp10: Bypass mode
Lamp11: Aux. supply
3 4
QS1
ACS580MV
5 6
QS2
mechanical interlock
M
9 10
1 2
QF1
7 8
QS3
11