ABB ACS2000 AFE 1MVA User Manual page 170

CHAPTER 10 – PREVENTIVE AND CORRECTIVE MAINTENANCE
10.6.10 Checking wire and cable connections
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.
NOTICE
Capaci tor bushi ngs ar e dam aged w hen excessi ve
f or ce i s appl i ed.
D o not exceed the m axi m um ti ghteni ng tor que.
The ti ghteni ng tor que val ue i s pri nted on a l abel
w hi ch i s attached to the capaci tor . I f not speci fi ed,
the m axi m um ti ghteni ng tor que m ust not exceed
20 N m .
10.6.11 Replacing filter mats
—
References
—
10-12 Replacing filter
mats
To replace a filter mat:
1. Unfasten the air intake panel upper supports
(1).
2. Remove the air intake panel
3. Remove the filter mat
compressed air or a vacuum cleaner. Perform
this operation away from the drive to prevent
dust from entering.
Filter class
(EN779 classification)
Dimensions
1. Supports
2. Air intake panel
3. Filter mat
—
10-12
For information on replacement intervals,
see the ACS2000 preventive mainte-
nance schedule.
(2).
(3) and clean it by using
Standard Option
G3 G4
layout
See See
drawing drawing
1
2
Thickness
layout
1
3
Standard Option
10 mm 20 mm
170