394 Technical data
Noise
Terminal and lead-through data for the power cables
Terminal and lead-through data for the control cables
ACS320-03U-15A6-4 173 591 12.0 41 31.2 107 52 31
ACS320-03U-23A1-4 266 908 16.6 57 35.4 121 71 42
ACS320-03U-31A0-4 350 1195 33.4 114 57.8 197 96 57
ACS320-03U-38A0-4 440 1503 33.4 114 57.8 197 96 57
ACS320-03U-44A0-4 530 1810 33.4 114 57.8 197 96 57
Frame
size
Noise level
dBA
R0 <30
R1 50…62
R2 50…62
R3 50…62
R4 <62
Frame
size
Max. cable
diameter for
NEMA 1
U1, V1, W1, U2, V2, W2 PE
U1, V1, W1,
U2, V2, W2
Max. terminal size
flexible/rigid
Tightening
torque
Max. clamp size
solid or stranded
Tightening
torque
mm in mm
2
AWG N·m lbf·in mm
2
AWG N·m lbf·in
R0 16 0.63 4.0/6.0 10 0.8 7 25 3 1.2 11
R1 16 0.63 4.0/6.0 10 0.8 7 25 3 1.2 11
R2 16 0.63 4.0/6.0 10 0.8 7 25 3 1.2 11
R3 29 1.14 10.0/16.0 6 1.7 15 25 3 1.2 11
R4 35 1.38 25.0/35.0 2 2.5 22 25 3 1.2 11
Conductor size Tightening
torque
Solid or stranded Stranded, with ferrule
without plastic sleeve
Stranded, with ferrule
with plastic sleeve
Min/Max Min/Max Min/Max Min/Max Min/Max Min/Max
mm
2
AWG mm
2
AWG mm
2
AWG N·m lbf·in
0.14/1.5 26/16 0.25/1.5 23/16 0.25/1.5 23/16 0.4 3.5
Type Code
Heat dissipation
Air flowMain circuit Control circuit
Rated current Min Max
W BTU/Hr W BTU/Hr W BTU/Hr m
3
/h ft
3
/min