Delta VFD300C43S-HS User Manual page 61

Frame H
R/L11 R/L12 S/L21
 If you install at Ta 50°C environment, please select copper wire with voltage rating 600V and temperature
resistant at 75°C or 90°C.
 If you install at Ta 50°C above environment, please select copper wire with voltage rating 600V and
temperature resistant at 90°C or above.
For UL installation compliant, please use copper wires for installation, the wire gauge is based on

temperature resistant at 75°C which is requested and recommended from UL. Do not reduce the wire gauge
when using higher temperature wire.
R/L11, R/L12, S/L21, S/L22, T/L31, T/L32, U/T1,
Model Name
Max. Wire
Gauge
185 mm
VFD3550C43A-HS
[350 MCM*4]
+1/DC+
S/L22 T/L31 T/L32
Main Circuit Terminals
V/T2, W/T3, +1/DC+, -/DC-
Min. Wire Screw Spec. and
Gauge Torque (±10%)
2 *4 150 mm 2 *4 180 kg-cm
[300 MCM*4] [156.2 lb-in.]
[17.65 Nm]
Chapter 5 Main Circuit TerminalsC2000-HS
-/DC- U/T1
Max. Wire
Gauge
M8
150 mm 2 *4
[300 MCM*4]
5-11
V/T2 W/T3
Terminal
Min. Wire Screw Spec. and
Gauge Torque (±10%)
M8
150 mm 2 *2 180 kg-cm
[300 MCM*2] [156.2 lb-in.]
[17.65 Nm]