Terminal Arrangement And Screw Specifications - ADT iMaster-U1 Instruction Manual

2.3.2 Terminal arrangement and screw specifications

The figures below show the arrangement of the main and control circuit terminals which
differ according to inverter type. The two terminals prepared for grounding, which are indicated
by the symbol
(primary circuit) and the motor side (secondary circuit).
(1) Arrangement of the main circuit terminals
Table 2.3 Main Circuit Terminals
Power supply Nominal
voltage applied motor
0.4
Three- phase
0.75
400 V
1.5
2.2
3.7
0.4
Single- phase
0.75
200 V
1.5
2.2
Figure A
Figure B
Figure C
G in Figures A to C, make no distinction between the power supply side
Inverter type
(kW)
U1-0040-4
U1-0075-4
U1-0150-4
U1-0220-4
U1-0370-4
U1-0040-7
U1-0075-7
U1-0150-7
U1-0220-7
Terminal screw
size
M4
M3
M4
2-3
Tightening torque
Refer to:
(N·m)
1.2
0.5
1.5
Fig A
Fig B
Fig C