Optional Steps; Grounding Plate - ABB ACS580-01 Series Supplement Manual

26 Mechanical installation – Frames R1 to R3
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Optional steps

Grounding plate

If you wish to install the grounding plate, push it onto the alignment pins of the bottom
bracket and attach it.
R1 and R2
2 x M4 nut 1.5 N·m
2 x M4 x 8 Combi screw 1.5 N·m