Stop Sequence Of The Drive - ABB ACS6000 User Manual

8.8.2. Stop sequence of the drive

1) Operation
2) ReadyRef
3) Stop command
4) Stopping
• Speed ramps down
• INU stops modulating
5) Off command
• Stop command to ARU (only in drives with an ARU)
• MCB opens
• DC link discharges
• Cooling system switches off after a delay
6) ReadyRun
7) ARU ReadyOn
• Only in drives with an ARU
8) ReadyOn
• Drive is grounded
• Doors in medium voltage units are released for opening
• Auxiliary power supply switched off
9) NotReadyOn
PRODUCT
ACS6000
DOCUMENT KIND
User manual
DOCUMENT ID.
3BHS212794 E01
OPERATION
REV. LANG. PAGE
N en 174/266