VFD привода переменного тока преобразователя частоты

VFD drive---frequency inverter---AC drives--- ac motor controller Main features Sensorless vector control way Allow input valtage 380VAC+/_20% Low frequency large torque, 150% at 0.5Hz Over-load G-150% 60S /P-120%60S Motor parameter auto identicifaction Multiple frequency setting ways: Up-Down panel, potentiometer, PID output, analog terminal V1/V2, parameter setting main frequency Up to 16 steps speed setting Speed persue starting Automatic voltage regulation (AVR) and auto slip compensation PID stardard built-in Pendulum frequency running Multiple digital&analog input/output. Allow 0 5/10V, 0 20mA analog signal input Timer standard built-in Accelerat/deaccerlate time range 0.1S 6553S(1.8 hour) RS485 support Modbus standard built-in Protection: over-current, overloading, short circut, over-voltage, under-voltage, over heat, earth fault. Human friendly parameter monitor selection: output frequency, RPM, VDC, output votage, current, temperature of radiator Applications Pumps(Water Supply, Petroleum, Chemical, Metal, Coal, Electric power, Heating supply, Drainage, Sewage treatment, Central air conditioning, etc...) Fans, blowers(Coal, Cement, Ceramics, Electric power, Stem system, Air conditioning, etc...) CNC escalator Printing machines Electric Power supply textile machines building materials Plastic machines( extruder, injection...) Petroleum Metal and steel industrial laundry