Toshiba TOSVERT VF-nC3 User Manual

E6581595
B-6
2
2.3 Description of terminals
2.3.1 Power circuit terminals
This diagram shows an example of wiring of the main circuit. Use options if necessary.
 Power supply and motor connections
VF-nC3
Power supply
R/L 1 S/L 2 T/L 3
U/T 1 V/T 2
W/T 3
No-fuse
breaker
Power lines are connected +0
R/L
1 ,S/L 2 and T/L 3.
Motor lines are connected to
U/T 1 , V/T 2 and W/T 3 .
E
Motor
 Connections with peripheral equipment
Motor
Power
supply
Inverter
DC reactor
Molded-case
circuit braker
R/L1
S/L2
T/L3
PA/+
PO
V/T2
U/T1
W/T3
IM
Magnetic
contactor
Input AC
reactor
Noise
reduction filter
Zero-phase
reactor
Note 1: The T/L3 terminal is not provided for any single-phase models. So if you are using single-phase
models, use the R/L1 and S/L2/N terminals to connect power cables.

Toshiba TOSVERT VF-nC3 Specifications

General

Model	VF-nC3
Category	Inverter
Output Frequency Range	0.1 to 400 Hz
Control Method	V/f control, sensorless vector control
Overload Capacity	150% for 60 seconds
Input Frequency	50/60 Hz
Enclosure Rating	IP20
Input Voltage	200-240V AC
Protection Features	Overcurrent, Overvoltage, Undervoltage, Overheat, Short Circuit
Ambient Temperature	-10°C to +50°C
Communication	Modbus RTU
Cooling Method	Fan Cooled
Operating Temperature	-10°C to +50°C
Storage Temperature	-20°C to +60°C
Humidity	5 to 95% RH (non-condensing)
Altitude	Up to 1000m
Braking Unit	Built-in braking transistor (for models up to 22kW), External braking resistor required