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
P
ow
er
s
up
ply
v
ol
ta
g
e
Nomi-
nal
applied
motor
(kW)
Inverter type
*1
Recommended wire size (mm
2
)
Main circuit
Control
circuit
Main circuit power input [L1/R,
L2/S, L3/T] [L1/L, L2/N]
Grounding [
G]
Inverter
output
[U, V, W]
Braking
resistor
[P, DB]
w/o DCR
T
hr
ee
-pha
se
4
00
V
0.4
FVR0.4AS1S-4
2.0(2.0)
0.5
0.75
FVR0.75AS1S-4
1.5
FVR1.5AS1S-4
2.2
FVR2.2AS1S-4
3.7
FVR3.7AS1S-4
S
in
g
le
-p
ha
se
2
00
V
0.4
FVR0.4AS1S-7
2.0(2.0)
2.0(2.0)
2.0 (2.5)
0.75
FVR0.75AS1S-7
1.5
FVR1.5AS1S-7
2.0(3.5)
2.2
FVR2.2AS1S-7
5.5(5.5)
*1 Use crimp terminals covered with an insulated sheath or insulating tube. Recommended wire
sizes are for HIV/IV (PVC in the EU).
2-5
