EM300A, frequency inverter, AC drive, vsd, vfd, variable speed drive

Product Description

We offer different models(0.*****0KW) with best quality, superior performance, long life at cheapest price. EM**0A variable frequency drive Application: Applicable to most of AC motor drive fields(0.*5 – **0KW), with high demand of precision and accuracy. Features 1. Speed sensor less vector control technique; 2. Drive mode: V/F and vector control *-in*1 optional; 3. Speed / frequency / torque setting mode; 4. Auto recognition of motor’s parameters; 5. Frequency control range: 0 - **0HZ 6. Speed regulation width: 1:*0(SV), 1:**0(vector w/o PG), 1:***0(vector w/ PG) 7. Speed control accuracy: +/- 0.5Hz( vector w/o PG), +/*0.*5%(vector w/PG) 8. Starting torque: **0% / 1Hz (SV), **0%/0.5Hz (vector w/o PG), **0%/0Hz ( vector w/ PG) 9. Overload current withstanding: **0% for 1 minute, **0% for 2 seconds *0. Auto voltage regulation - AVR *1. Built-in braking unit (0.*5 - *5KW), and independent B/R *5KW available *2. **-step speed control, Simple PLC, and high-speed impulse etc. *3. RS**5 interface: can realize master-slave control with multiple inverters *4. Support MODBUS RTU communication protocol; *5. 8 numeric , 4 output ( 2OC *2 relay) *6. 4 analog , 2 analog output; can effectively avoid drift and interference of analog signal by special treatment; *7. PG speed card, support photoelectrical encoder *8. Users can select the desired code to display and set; *9. Reference power: ***0V / ***0mA *0. Droop control satisfies the machine that is driven by multiple inverters *1. Pendulum frequency, specialized for textile and chemical fiber Industry that needs traverse and winding *2. Fixed length and time control *3. LCD keypad, can show as many as 4 rows of message *4. TI DSP ensures high speed and accuracy in complicated logic operation; *5. Independent heat sink with low noise design; *6. Sound protection against short-circuit, over current, over load, over voltage, lack phase, overheating or external fault etc. *7. Power supply: Single phase: **0V / **0V, *-phase, AC **0V / **5V / **0V, *0/*0Hz, ±5%.