江苏兰 valve General Equipment Co., Ltd. products through a national certification explosion-proof electrical product quality supervision and inspection center, made explosion-proof certificate and coal safety certificate. Explosion-proof electric rotary electric actuator valve controller functions for opening and closing parts of linear motion valves, such as gate valves, diaphragm valves, piston valve, water valve and so on. For the valve to open, close or adjust. Is to achieve remote control valve, the essential drive centralized control and self-control. They have a full-featured, reliable performance, advanced control systems, small size, light weight, easy to use and maintain. Widely used in electric power, metallurgy, petroleum, chemical, paper, sewage treatment and other sectors. Protection type: outdoor type for non-flammable, non-corrosive and explosive places media. Explosion-proof products dI and dIIBT4 two kinds, dI for coal mining face non; dIIBT4 for factory electric valve controller for explosive gas mixtures in the environment IIA, IIB grade T1-T4 group was.江苏兰 valve General Equipment Co., complete varieties and specifications of various types of electric explosion-proof valve, widely used in coal, electricity, metallurgy, petroleum, chemical, pharmaceutical, paper and other industries to the drainage works. Three Guarantees, service is excellent. Electric unit is equipped with torque control mechanism, field operating agencies and hands, electric switching mechanism. In addition to local operation, but can also be used for remote operation, PLC control, 4 ~ 20mA current input and output of intelligent control. When the manual valve body or hit by a manual hand wheel is turned. Reducing the valve operating force. The valve can be installed anywhere in the pipeline, while the choice of carbon or alloy steel valves according to temperature of the medium and the medium. When the initial installation and commissioning, you must manually open the valve to about half of the position, so as not to cause the motor phase sequence is reversed or Denso valve damage. Electric valve controller price, coal (certified), the electric valve controller provided by 江苏兰 valve General Equipment Co., Ltd .. Jiangsu Lan valve General Equipment Co., Ltd. (www.lanfa.cn) Jiangsu Changzhou, control valve leaders, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. In Jiangsu Lan valve leadership with the staff warmly welcome all inquiries negotiations to create a better future Jiangsu Lan valve.