frequency inverter, CHF100A series high performance universal frequency inverter
CHF100A series high performance universal frequency inverter is spercial for variable speed and energy saving.
Technical Features
1.Control mode: Sensorless vector control, V/f control, torque control
2.Start-up torque: 0.5Hz/150%(SVC)
3.Built-in DC reactor (from 18.5kW to 90 kW) to improve power factor and efficiency.
4.Built-in breaking units (from 0.75kW to 15kW). If need to stop rapidly,please connect the brake resistance directly.
5.Multi-step speed control: 16 steps can be set; PID control; Simple PLC.
6.Offer 8 multi-functional digital inputs (PNP&NPN),2 analog inputs,2 relay output,2 analog output,1 open-collector output.
7.AVR: Can output constant voltage automatically when input voltage is fluctuating. QUICK/JOG function.
8.Offer RS485 serial communication interface, adopts standard Modbus-RTU communication protocol.
9.Oscillation suppression function.
10.Over-torque detection function.
11.Multiple frequency upper limit setting source.
12.Dormancy and wake-up function.
13.QUICK/JOG function: Users can look over the parameters which are different from the factory values.
14.Speed Tracing Function: Smoothly start the running motor.
15.Fault protections:
Protect from over current, over voltage, under voltage, over temperature, phase failure, over load etc.
Application
1.Fans & pumps
2.Energy saving renovation of Central Air-conditioning System
3.Water flood pump & fuel supply pump
4.Energy saving renovation of air compressor
5.Circular-water pump, constant water supply
6.Musical Fountain
