ABB ACS1000i air-cooled, User Manual

Page: 155 / 174

11 PREVENTIVE AND CORRECTIVE MAINTENANCE
3BHS206977 E01 REV H ACS1000I AIR-COOLED USER MANUAL 155/174
Example:
In the above example:
4. +Fault MCB Disturb is the reason for the failure of the drive, as it occurred first.
3. +Warn Undervoltage occurred approx. 3 sec after the first fault.
2.
+Fault Undervoltage
immediately followed the warning.
1. -Fault RESET FAULT informs that the fault has been reset.
11.3.4 Standard troubleshooting procedure
If a fault shuts down the drive, proceed as follows:
1. -Fault RESET FAULT 2011-04-26 14:57:56.5370
2. +Fault Undervoltage 2011-04-26 14:47:41.1110
3. +Warn Undervoltage 2011-04-26 14:47:41.1000
4. +Fault MCB Disturb 2011-04-26 14:47:38.0230
For more information on alarms and faults, see
“Appendix G - Signal and parameter table”.
1. Do not switch off the auxiliary supply voltage or try to reset a fault message
before all information at the time of the occurrence of the fault condition has
been saved.
2. Select the fault history display on the CDP control panel, but do not clear the
buffer!
For more information, see “10 CDP control panel” on page 125.
3. Identify the fault and make a logbook entry.
4. Save the content of the data logger when a PC is available that has the
DriveWindow or DriveDebug tool installed.
The data logger provides information (eg, waveforms of voltage, current,
torque) for efficient troubleshooting.
5. Contact ABB service if a fault cannot be rectified.
When calling ABB service, it is recommended to have the following data available
at the time when the fault occurred:
- Operating, ambient and load conditions
- Unusual events
6. After the fault has been rectified, start the drive as described in “09
Operation” on page 111