ABB ACS850 - Wire Sizes Accepted by Power Terminals; Tightening Torques

Quick installation guide – ACS850-04
5
Wire sizes accepted by power
terminals
Tightening torques
PE
8 N·m (5.9 lbf·ft)
Frame size E: Screw terminal installation (95 to
240 mm
2
[AWG3/0 to 500MCM] cables)
Input power cable
Motor cable
U1 V1 W1 U2 V2 W2R-
UDC+
R+ UDC-
Drive type ACS850-04… Wire size
-103A-5, -144A-5 6 … 70 mm
2
-166A-5…-290A-5 95 … 240 mm
2
Drive type
ACS850-04…
Power terminals PE
N·m (lbf·ft) N·m (lbf·ft)
-103A-5, -144A-5 15 (11) 15 (11)
-166A-5…-290A-5
Cable lug installation
30…44 (22…32)
8 (5.9)
Allen screw
20…40 (15…30)
Screw terminal installation
30…44 (22…32)
8 (5.9)
a
b
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.
ACS850-04_E0_E_quickguide.book Page 5 Tuesday, February 21, 2012 10:41 AM