Delta VFD-B Series User Manual

Chapter 2 Installation and Wiring_VFD-B Series
2-30
Revision 10/2005, BE13, SW V4.08
20 HP to 30 HP (15kW to 22kW)
VFD150B23A/43A/53A, VFD185B23A/43A/53A, VFD220B23A/43A/53A
3
IM
POWER
S/L2
R/L1
- ( ) ( )
+ DC DC
T/L3
+1
-
+2
MOTOR
W/T3V/T2
Control Terminal
Torque: 4Kgf-cm (3 in-lbf)
Wire: 12-24 AWG (3.3-0.2 mm
2
)
Power Terminal
Torque: 30Kgf-cm (26 in-lbf)
Wire: 2-8 AWG (33.6-8.4 mm
2
)
Wire Type: Stranded Copper only, 75qC
NOTE
To connect 6 AWG (13.3 mm
2
) wires, use Recognized Ring Terminals

Delta VFD-B Series Specifications

General

Series	VFD-B
Cooling Method	Fan cooling
Overload Capacity	150% for 60 seconds
Braking Unit	Built-in
Control Mode	V/F control, Sensorless Vector Control
Communication	RS-485
Protection Features	Overvoltage, Undervoltage, Overcurrent, Overload, Overtemperature, Short Circuit
Operating Temperature	-10°C to +50°C
Storage Temperature	-20°C to +60°C
Humidity	90% RH (non-condensing)
Altitude	1000m (Derating required above 1000m)