Air Circuit Breaker Cubicle Fans; Ip54 (Ul Type 12) Fan Replacement - ABB ACS800-07-0610-3 Hardware Manual

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Air circuit breaker cubicle fans

Some IP2x/IP4x units with an air circuit breaker are also fitted with two fans at the air
outlet on the roof. The fans are fastened to the grating (1) which can be removed by
undoing the four screws (2). If necessary, undo the screws labelled (3) to remove the
airflow guide (4).

IP54 (UL type 12) fan replacement

1. Remove the front and back gratings of the fan cubicle by lifting them upwards.
2. Remove the shrouds by undoing the fastening screws.
3. Undo the fastening screws of the side/top cover of the fan.
4. Lift the side/top cover of the fan off.
5. Disconnect the fan supply wire connector from the cabinet roof (on top and
inside the cabinet).
6. Undo the fastening screws of the fan cassette at each corner.
7. Lift the fan cassette off.
8. Undo the cable ties on the top of the fan cassette.
9. Disconnect the cables (detachable terminals).
10. Remove the fan capacitor by undoing the fastening screw of the clamp.
11. Undo the fastening screws of the fan.
12. Pull the fan out.
13. Install the new fan and fan capacitor in reverse order to the above. Ensure that
the fan is centred and rotates freely.
Maintenance
Phone: 800.894.0412 - Fax: 888.723.4773 - Web: www.clrwtr.com - Email: info@clrwtr.com
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