ABB ACS880-104, Руководство по оборудованию

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4. Unplug the wiring on the front of the module. Unplug the connector (X50) at the top of
the module. Move the wires aside.
5. Use a module pull out ramp or other lifting device to remove the module from the cabinet.
If the ramp designed for Rittal enclosures is used, install it by placing the hooks of the
ramp between the bottom plate and enclosure frame.
6. Remove the two fastening bolts in the DC output busbars. Remove the two fastening
screws on the top part of the module.
7. Remove the module fastening screws on the lower part of the module.
8. Pull the module carefully out of the cabinet along the ramp, or use another lifting device
to remove the module.
9. Replace the module:
• Push the module back in and fasten. Tighten the fastening screws of the module
to 22 N·m (16.2 lbf·ft) and fastening bolts of the DC input 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.
Maintenance 193