ABB ACH550-01 User Manual page 54

ACH550-01 User's Manual
Tightening torques
Frame
size
R1
R2
R3
R4
R5
R6
Frame size R6 lugs
R6: Crimp-on ring lugs (16...70 mm
R6: Screw-on terminal lugs (95...185 mm
a. Attach the screw-on lugs to the cables.
b. Attach the screw-on lugs to the drive.
WARNING! If the wire size is less than 95 mm
crimp-on ring lug must be used. A cable of wire size less than
95 mm
loosen and may damage the drive.
Note: Check the cable lengths according to section
EMC considerations
Installing the drive
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U1, V1, W1, U2, V2, W2
Tightening torque
N·m lb·ft
1.4 1
1.4 1
2.5 1.8
5.6 4
15 11
40 30
2
(3/0 AWG) connected to a screw-on terminal lug will
on page 26.
Earthing PE
Tightening torque
N·m lb·ft
1.4 1
1.4 1
1.8 1.3
2 1.5
15 11
8 6
2
/ 6...2/0 AWG cables)
Remove the screw-on
terminal lugs. Attach
crimp-on ring lugs to the
cables.
Isolate the ends of the ring
lugs with insulating tape or
shrink tubing.
Attach the ring lugs to the
remaining bolts with M10
nuts.
2
/ 3/0...350 AWG cables)
b
a
2
Wiring and
(3/0 AWG), a
49