2.3.3 Recommended wire sizes
Table 2.6 lists the recommended wire sizes. The recommended wire sizes for the main circuit
terminals for an ambient temperature of 50°C are indicated for two types of wire: HIV single wire
(for the maximum allowable temperature 75°C) .
Table 2.6 Recommended Wire Sizes
Nomi-
nal
applied
Inverter type
motor
(kW)
0.4
U1-0040-4
0.75
U1-0075-4
1.5
U1-0150-4
2.2
U1-0220-4
3.7
U1-0370-4
0.4
U1-0040-7
0.75
U1-0075-7
1.5
U1-0150-7
2.2
U1-0220-7
*1 Use crimp terminals covered with an insulated sheath or insulating tube. Recommended wire
sizes are for HIV/IV (PVC in the EU).
Recommended wire size (mm
Main circuit power input [L1/R,
L2/S, L3/T] [L1/L, L2/N]
Grounding [
G]
w/o DCR
2.0(2.0)
2.0(3.5)
5.5(5.5)
2-5
Main circuit
Inverter
output
[U, V, W]
2.0(2.0)
2.0(2.0)
*1
2
)
Control
Braking
circuit
resistor
[P, DB]
0.5
2.0 (2.5)