ABB ACS380 Series, Руководство по оборудованию

Страница: 82 / 186

82 Maintenance
Replacing the cooling fans
This instruction is applicable only to frame sizes R1, R2, R3 and R4. Frame R0 does
not have a cooling fan.
Refer to Maintenance intervals on page 80 for the fan replacement interval in normal
operating conditions. Parameter 05.04 Fan on-time counter shows the running time
of the cooling fan. After you replace the fan, reset the fan counter. Refer to the
ACS380 Firmware manual (3AXD50000029275 [English]).
You can get replacement fans from ABB. Use only ABB specified spare parts.

To replace the cooling fan for frames R1–R3
WARNING! Obey the instructions in Safety instructions on page 13 . Ignoring
the instructions can cause physical injury or death, or damage to the
equipment.
1. Stop the drive and disconnect it from the power line.
2. Wait for 5 minutes and measure to make sure that there is no voltage. Refer to
Precautions before electrical work on page 15 .
3. Use a suitable flat screwdriver to open
the fan cover.
4. Carefully lift the fan cover out of the drive.
Note that the fan cover holds the cooling
fan.
5. Remove the fan power cable from the
cable slot in the drive.
6. Disconnect the fan power cable.
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