Description

High performance sensor-less frequency inverter/AC drives/VFD/frequency changer. Typical applications as below: Motor, Blowers, Fans, Paper process, Rolling machine tools, Food process and other industry application sucha as water pump, air compressor, air condition, packing machine Detailed Product Description Power Range: Three phase **0V~**0V: 1HP~*0HP(0.*5KW~*0KW) Three phase **0V~**0v: 1HP~*5HP(0.*5KW~*5KW) Factory Frequency Setting: *0/*0Hz Features: Overload capacity 1 minute for **0% rated current, 2 seconds for **0% rated current Rated output voltage *0%~**0% adjustable, fundamental frequency *0Hz~**0Hz adjustable Frequency Control Range 0.*0~**0.*0Hz Closed-loop PID control and auto torque compensation Auto-tuning motor function Simple PLC timer function and pulse output LCD operator with 2 parameters simultaneous monitor Parameters monitor and online adjustment V/F, V/F with PG, sensorless vector control are selectable Carrier frequency up to *5KHz Standard interna RS***5 Modbus communication Profibus communication card optional Energy saving & Automatic voltage regulation Energy saving operation function to increase motor power factor and efficecy tolimit Standard internal PG card assisting external PG to realize V/F with PG speed closed-loop control Double protection of system and unit, sequential control when power on, gate control and automatically save before faulty Sine wave regenerative braking unit to save the energy and protect environment Master-slave function can realize the power equilibrium and speed synchronizatio