ABB ACS2000 AFE 2MVA - Page 131

131 ACS2000 AFE 2MVA UM 3BHS355653 ZAB E01 REV. H
8.5.4 Emergency-off sequence of the drive
—
For the sake of simplicity, the flow
diagrams of the AFE were omit-
ted in the above diagrams.
Not ready on
Ready ref
Operation
Emergency-off command
MCB opens
INU stops to modulate
Stop command to AFE
Speed coasts down