frequency transformer

Description

Features 1. Control mode: Sensorless vector control (SVC) , Vector control with PG (VC), V/F control 2. Static and rotation motor parameter autotune, ensure excellent vector control 3. Achieve high accuracy close-loop speed control and torque control 4. Dual-CPU control platform: *6bit DSP is responsible for current vector arithmetic while *2 bit ARM in charge of control function 5. Overload capacity: *0s with **0% of rated current, *0s with **0% of rated current 6. Starting torque: **0% of rated torque at 0.5Hz (SVC) ; **0% of rated torque at 0Hz(VC) 7. Speed adjusting range: 1:**0 (SVC); 1:***0 (VC) 8. Carrier frequency: 1.0kHz ~ *6.0kHz 9. Torque control function: provide multiple torque setting source *0. PID control function *1. Traverse control function *2. Simple PLC, multi-speed control function *3. Length and time control function *4. Non-stop function while instantaneous power failure *5. Speed trace function: smoothly start the running motor *6. Automatic voltage regulation (AVR): maintain output voltage stable when input voltage fluctuate *7. Offer RS**5 communication which support modbus RTU and ASCLL protocol *8. Built-in braking unit(up to *1kw) *9. Up to *9 functions for failure protections: over current, over voltage, under voltage, over temperature, phase failure, phase failure, over load etc. Typical Application Textile, paper making , air-compressor, printing machine , high accuracy machine tool , cutting machine , steel rolling , zero speed servo control, mixer