Removing The Cover - ABB ACS 400 User Manual

D Removing the Cover
IP 21 / NEMA1
Opening units frame size R1 and R2 (unit
width 125 mm).
1 Remove the control panel.
2 In the control panel slot there is a little
hole. Lift the retaining lever inside.
3 Remove the cover.
Figure 8 Opening the frame size R1 and R2 frequency converters of type IP 21 / NEMA1.
Opening units frame size R3 and R4 (unit width 203 mm).
1 Remove the control panel if fitted.
2 Lift the retaining lever and simultaneously
pull the upper front cover slightly.
3 Lift the other retaining lever e.g. with a
screwdriver.
4 Open the upper part of the front cover and
remove it.
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3
1
Figure 9 Opening the frame size R3 and R4 frequency converters of type IP 21 / NEMA1.
ACS 400 User's Manual
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2
1
5 Press the retaining lever and pull.
6 Remove the lower part of the front cover.
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