ABB ACS5000, User Manual

Page: 181 / 186

3BHS799208 E01 REV E ACS5000 WATER-COOLED USER MANUAL 181/186
10 PREVENTIVE AND CORRECTIVE MAINTENANCE
10.6.8 Checking wire and cable connections
10.6.9 Checking and replacing filter mats
For the filter mat replacement interval, see the "ACS5000 preventive
maintenance schedule" (3BHS855274 E01).
10.6.9.1 Location
Drives with IP54 cabinet, have filter mats in the following
compartment doors:
• Water cooling unit (WCU)
Drives with IP42 cabinet, have filter mats in the following
compartment doors:
• Phase converter unit (PCU)
• Water cooling unit (WCU)
Note:
When replacing a filter mat, see “Appendix D – Wiring diagrams” for
information on the protection switch of the cooling fan
10.6.9.2 Replacing filter mats
IMPORTANT!
Use only filter mats of the same filter class and size as the
original filter mat for replacement.
Although checking and replacing the filter mats of the WCU compartment
is possible during operation of the drive, it is easier to do it when the drive
is shut down. The fans behind the air outlet panels may start
automatically when the temperature rises to a certain level.
▲
NOTICE
Risk of component damage!
Vibration can loosen electrical connections and cause equipment failure!
Excessive force damages the capacitor bushings!
• Tighten to the torque value on the label attached to the capacitor.
IMPORTANT! DO NOT exceed 20 Nm if the tightening torque value is
not specified.
• Check all power and control cable connections and tighten them
if necessary.
• Check that all plugs and connectors are tight.
Table 10-1 Filter mat specifications
Item Description
Filter class G3 (EN779)
Thickness ∼ 10 mm
Dimensions WCU: 125 x 250 mm
PCU: 600 x 652 mm