The high performance TOSHIBA VF-AS3 achieves high speed/real time network communication via embedded Ethernet without any optional devices, ready to meet the requirement of modern automation with IoT and Industry 4.0. The VF-AS3 has various functions dedicated to various applications. It allows various functions without external options. The VF-AS3 realizes improvement in usability and cost reduction. Not necessary to prepare optional devices separately.
- Double rating for ND(Nomal Duty) and HD(Heavy Duty)
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Four Built-in PID functions -
Built-in Pump control (Maximum ten pumps) -
Built-in Position control -
PM motor drive with sensor or without sensor -
IP20 / IP00 – 240 V 45 kW and above, 480 V 90 kW and above -
480 V built-in EMC filter, 240 V – optional -
240 V all models : built-in DC reactor. -
480 V at 0.4 to 132 kW (HD) : built-in DC reactor. -
Ethernet standard 2-channel equipped -
RS485 standard 2-channel equipped -
Options available for: PROFINET, DeviceNetTM, PROFIBUS-DP, EtherCAT, CANopen
Specifications
| Manufacturer: | Toshiba |
| Series: | VF-AS3 |
| Model: | VFAS3-4450PC |
| Application: | pumps / fans / general purpose |
| Capacity, kW: | 45 |
| Current, А: | 88 |
| Main power supply, V: | 380-480 |
| Phase: | 3 |
| Output frequency, Hz: | 0,01-590 |
| Enclosure: | IP20 |
| Overload capacity, % per 1 min.: | 150 |
| Acceleration time, sec: | 0,01-6000 |
| Deceleration time, sec: | 0,01-6000 |
| EMC filter: | built-in |
| Braking unit: | built-in dynamic braking circuit, optional external braking resistor |
| Analog input: | 2 |
| Digital input: | 6 |
| Analog output: | – |
| Digital output: | 2 |
| Relay output: | 3 |
| RS485 (Modbus RTU): | + |
| Starting torque: | 200% at 0.3 Hz |
| PID: | + |
| V/f control mode: | + |
| Vector control with feedback: | + |
| Sensorless vector control: | + |
| Operation temperature, °С: | -15……+60 |
| Storage temperature, °С: | -25……+70 |
| Dimensions (W x H x D), mm: | 265x908x313 |
| Weight, kg: | 57.5 |
