Variable Torque AC Drive. Specifically designed for medium and high horsepower fan and pump applications. The F series offers an adjustable V/F curve and automatic voltage regulation. It also offers the capability of connecting and running consecutively four motors. A set of motors consisting of 1 variable-speed motor and 3 constant-speed motors is allowable. Applications: Air conditioner for large buildings; wastewater treatment system; water supply system for large buildings; public water supply system, etc.
- Output frequency 0.1~120 Hz
-
Adjustable V/f curve -
16-step speed control and 15-step preset speed process control -
Built-in PID feedback control -
Time/fix amount circulation control -
Built-in MODBUS communication, baud rate up to 38400 bps -
Support communication module (DN-02, LN-01, PD-01)
Specifications
| Manufacturer: | Delta Electronics |
| Series: | VFD-F |
| Model: | VFD900F43A |
| Application: | pumps / fans |
| Capacity, kW: | 90 |
| Current, А: | 180 |
| Main power supply, V: | 460 |
| Phase: | 3 |
| Output frequency, Hz: | 0,1-120 |
| Enclosure: | IP20 |
| Overload capacity, % per 1 min.: | 120 |
| Acceleration time, sec: | 1-36000/0.1-3600.0/0.01-360.00 |
| Deceleration time, sec: | 1-36000/0.1-3600.0/0.01-360.00 |
| EMC filter: | – |
| Analog input: | 3 |
| Digital input: | 4 |
| Analog output: | 2 |
| Digital output: | 1 |
| Relay output: | – |
| RS485 (Modbus RTU): | + |
| Starting torque: | 150% at 1.0 Hz |
| PID: | + |
| V/f control mode: | + |
| Vector control with feedback: | – |
| Sensorless vector control: | – |
| Operation temperature, °С: | -10……+40 |
| Storage temperature, °С: | -20……+60 |
| Dimensions (W x H x D), mm: | 425x850x264 |
