Electrical installation
57
Screw terminal installation (95 to 185 mm
2
[AWG3/0 to AWG400] cables)
Grounding the motor cable shield at the motor end
For minimum radio frequency interference, ground the cable shield 360 degrees at
the lead-through of the motor terminal box
or ground the cable by twisting the shield so that the flattened shield is wider than
1/5 of its length.
a
b
U1
V1
W1
U2
V2
W2
R-
UDC+
R+ UDC-
Input power cable
Motor cable
a. Connect the cable to the terminal. Tighten the
Allen screw to 20…40 N·m (15…30 lbf·ft).
b. Connect the terminal to the drive. Tighten to
30…44 N·m (22…32 lbf·ft).
WARNING!
If the wire size is less than
95 mm
2
(3/0 AWG), a crimp lug must
be used. A cable of wire size less than
95 mm
2
(3/0 AWG) connected to this
terminal will loosen and may damage
the drive.
PE
8 N·m (5.9 lbf·ft)
360 degrees grounding
Conductive gaskets
a
b
b > 1/5 · a
Summary of Contents for ACSM1-04 Series
Page 1: ...ACSM1 Hardware Manual ACSM1 04 Drive Modules 55 to 110 kW ...
Page 2: ......
Page 4: ......
Page 18: ...About this manual 18 ...
Page 22: ...The ACSM1 04 22 ...
Page 64: ...Electrical installation 64 ...
Page 70: ...Maintenance 70 ...
Page 82: ...Technical data 82 ...
Page 88: ...Dimension drawings 88 Drive module ...
Page 89: ...Dimension drawings 89 Drive module continued from previous page ...
Page 91: ......