ABB ACS880-204 Hardware Manual page 185

1. Stop the drive and disconnect it from the AC power line. Obey the instructions in
section Electrical safety precautions
[Q1] handle to the open position or secure the main breaker to the disconnected
(racked out) position if the cabinet is equipped with corresponding equipment. If the
disconnecting equipment is located outside the cabinet, make sure that it is in the
disconnected position.
2. Open the cubicle door.
3. Remove the shrouds (if any).
4. Unplug the signal connector cable (if any) on top of the module and the power cable of
the module fan.
5. Remove the two fastening screws in front of the module and the two fastening bolts in
the DC output busbars.
6. Remove the two fastening screws in the lower part of the module.
7. Use a module pull out ramp or other lifting device to remove the module from the
cabinet. If the ramp is used, install it by placing the hooks of the ramp between the
bottom plate and Rittal frame.
8. Pull the module carefully out of the cabinet along the ramp or use any other lifting
device to remove the module.
9. Replace the module:
•
Push the module back in and fasten. Be careful not to break the fastening screws:
tighten the fastening screws of the module to 22 N·m (16.2 lbf·ft) and fastening
bolts of the DC output busbars to 70 N·m (51.6 lbf·ft).
•
Reconnect connector X50 at the top of the module.
•
Reconnect the wiring and fiber optic cables to their respective terminals on the
front of the module.
•
Remove the module pull-out ramp, attach the shrouds (if any) and close the
cabinet doors.
on page 114. Turn the main switch-disconnector
Maintenance 185