11 PREVENTIVE AND CORRECTIVE MAINTENANCE
3BHS206977 E01 REV H
ACS1000I AIR-COOLED
USER MANUAL
171/174
11.6.11 Replacing a fan unit
CAUTION
⚠
1. Disconnect all power supplies to the drive and ground the drive.
2. To isolate the fan from the auxiliary power supply, switch off the motor starter of the fan.
3. Unplug the power supply cable of the fan.
4. Unplug the supply cable of the fan inside of the drive.
5. Remove the cover.
6. Remove the fastening screws of the top plate.
7. Attach lifting gear appropriate for the weight of the impeller and the motor and then lift off
the top plate with the impeller attached to it.
~100 kg
Heavy load!
The fan weighs approximately 50 kg.
For more information, see “11.6.2 De-energizing the drive locally” on page 160.
13 mm
13 mm
Summary of Contents for ACS1000i air-cooled
Page 1: ... MEDIUM VOLTAGE AC DRIVES ACS1000i air cooled User manual ...
Page 3: ...Contents ACS1000i air cooled User manual ...
Page 5: ... 01 About this manual 01 5 16 ...
Page 16: ......
Page 17: ... 02 Important safety information 02 17 28 ...
Page 28: ......
Page 29: ... 03 Power electronics and cabinet features03 29 56 ...
Page 57: ... 04 Control system 04 57 70 ...
Page 71: ... 05 Transportation storage and disposal05 71 78 ...
Page 78: ......
Page 79: ... 06 Mechanical installation 06 79 88 ...
Page 88: ......
Page 89: ... 07 Electrical installation07 89 104 ...
Page 105: ... 08 Commissioning 08 105 110 ...
Page 110: ......
Page 111: ... 09 Operation 09 111 124 ...
Page 125: ... 10 CDP control panel 10 125 148 ...
Page 149: ... 11 Preventive and corrective maintenance 11 149 172 ...
Page 173: ......