ABB ACS1000i air-cooled, Руководство пользователя

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11 PREVENTIVE AND CORRECTIVE MAINTENANCE
3BHS206977 E01 REV H ACS1000I AIR-COOLED USER MANUAL 167/174
11.6.8 Checking wire and cable connections
NOTICE
Vibration can loosen electrical connections and cause occasional malfunction or
equipment failure.
- Check all power and control cable connections and tighten them if necessary.
- Check that all plugs and connectors are tight.
11.6.9 Cleaning and replacing filter mats
▲
WARNING
⚠
Figure 11-5: Cleaning and replacing filter mats
Capacitor bushings are damaged when excessive force is applied.
- Do not exceed the maximum tightening torque.
• The tightening torque value is printed on a label which is attached to
the capacitor.
• If not specified, the maximum torque must not exceed 20 Nm.
Hazardous voltage!
When removing the filter mat while the drive is in operation, observe the following:
- Make sure that objects like wires or screwdrivers do not enter into the air
intake. These objects can cause fatal short-circuits.
- To prevent foreign matter entering, do not discontinue work for a longer
period.
For information on inspection and replacement intervals, see "ACS1000 preventive
maintenance schedule" [1].
T30
1774 mm
800 mm
320 mm
2235 mm