Application:
* Plastic machinery, chemical mixing, printing and packaging, processing machines, wood processing, tobacco machinery
* Textile, printing and dyeing, paper making, metallurgy
* Various types of conveyor belts, production lines, oilfield equipment, steel rolling and curling, etc.

Features:
1, using the optimized sine wave PWM V / f control, low speed high torque.
2, a variety of control functions: Multi-speed, swing-band operation, built-in PID, easy to implement closed-loop control functions, a variety of load characteristics of V / f curve, Rs485 communication interface, user used in various environments.
3, ± 15% wide input voltage range of design, can withstand 200% of the current impact of the grid to adapt to China's national conditions and working conditions.
4, complete protection functions: overload, over current, over voltage, short circuit, voltage and so on.
5, speed tracking, automatic fault reset and then start high degree of automation.
6, random carrier adjustable motor quiet operation.
7, the speed accuracy of ± 0.5%.
8, system-wide modular product design, excellent workmanship, compact and stable performance.

Technical data see http://dounan.cn.alibaba.com