Main Circuit Terminals - Delta VFD-EL-W Series User Manual

Chapter 2 Installation and Wiring VFD-EL-W


2.3.2 Main Circuit Terminals

Frame A1
Frame
A1
A2
B
NOTE
 For installation at an ambient temperature of 50°C, select copper wires with temperature resistance of 75°C or
90°C. For installation at an ambient temperature over 50°C, select copper wires with temperature resistance
of 90°C or above.
For installation of VFD007EL21W(-1) at an ambient temperature of 40°C, select copper wires with temperature

resistance of 75°C or 90°C. For installation at an ambient temperature over 40°C, select copper wires with
temperature resistance of 90°C or above.
 When installing VFDxxxEL21W(-1), select wires with voltage rating of 300V
VFDxxxEL43W(-1), select wires with voltage rating of 600V
2-8
Frame A2
Model
VFD002EL21W(-1)
VFD004EL21W(-1)
VFD004EL43W(-1)
VFD007EL21W(-1)
VFD007EL43W(-1)
VFD015EL43W(-1)
VFD015EL21W(-1)
VFD022EL21W(-1)
VFD022EL43W(-1)
VFD040EL43W(-1)
Main Circuit Terminals
R/L1, S/L2, T/L3,U/T1, V/T2, W/T3,
Maximum Minimum
Wire Wire
Gauge Gauge
2.5 mm
[14 AWG]
4 mm
2
4 mm
[12 AWG]
[12 AWG]
2.5 mm
[14 AWG]
10 mm
[8 AWG]
10 mm
2
2.5 mm
[8 AWG]
[14 AWG]
or above.
AC
Frame B
Screw Size
Tightening
Torque (±10%)
2
M4 screw
15 kgf-cm
2
[13 lbf-in]
[1.47 N-m]
2
2
M4 screw
13 kgf-cm
2
[11.4 lbf-in]
[1.3 N-m]
or above. When installing
AC