ABB ACS880-1607, Руководство по оборудованию

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78 Maintenance
Fans
The lifespan of the cooling fan depends on the running time of the fan, ambient
temperature and dust concentration. Replacement fans are available from ABB. Do not
use other than ABB specified spare parts.

Replacing the cabinet cooling fan
The cabinet cooling fan (d) is behind the cable duct.
WARNING! Only qualified electricians are allowed to do this work. Read
the complete safety instructions given in Safety instructions for ACS880
multidrive cabinets and modules (3AUA0000102301 [English]) before
you service the drive. If you ignore them, injury or death, or damage to the equipment can
occur.
WARNING! Wear protective gloves and long sleeves! Some parts have sharp
edges.
1. Disconnect the drive from the AC power line and DC/DC converter from the energy
storage and obey the instructions in section Electrical safety precautions on page 42 .
See Disconnecting the DC/DC converter with DC switch/disconnector (F286)
on page 66 .
2. Remove the shrouding in front of the fan.
3. Disconnect the fan wiring.
4. Remove the fastening screws and the finger guard of the fan.
5. Install the new fan in reverse order. Check that the arrow indicating the air flow
direction points upwards.
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