Procedure - ABB ACS880-37 Hardware Manual

104 Electrical installation

Procedure


The procedure involves removing the fan carriage of each inverter module, making the
connections, and reinserting the fan carriage.
To allow more room for making the connections, the inverter module can be removed
completely instead of just the fan carriage. To do this, follow the procedure under
Removing the inverter module
Removing and reinstalling the fan carriage of an inverter module
Refer to the drawings below.
WARNING! Obey the instructions in chapter
ignore them, injury or death, or damage to the equipment can occur.
1. Do the steps in section
the work.
2. Open the inverter module cubicle door.
3. Remove the screws holding the front cover plate. Lift the cover plate somewhat to
release it.
4. Disconnect the wiring at the top of the fan carriage.
5. Remove the two screws at the bottom of the fan carriage.
WARNING! Before you proceed, make sure the two screws holding the top of the
inverter module are in place.
6. Remove the two screws at the top of the fan carriage.
7. Pull the fan carriage out.
8. Repeat the procedure for other fan carriages in the same cubicle.
Proceed to Connecting the motor cables
(page 106).
Precautions before electrical work
(page 110).
Safety instructions. If you
(page 21) before you start