江苏兰 valve General Equipment Co., Ltd. was built in 2006. Registered capital of 30.28 million yuan. The company has its own R & D team and technology. ZB series of electric devices are based on the Company's coal pipeline control valves special working conditions and environment and the development of baf electric valve controllers, design and manufacturing. Performance electric devices comply with corporate standards Q / 3204CN001-2011 "flameproof electric valve actuators technical conditions", GB3836.1-2010 "Explosive atmospheres - Part 1: General requirements for equipment", GB3836.2-2010 " Explosive atmospheres - Part 2: flameproof prescribed by "d" protection equipment ". Ex logo ExdⅠ Mb. With the level of automation to improve coal-valve motor controller, manual valve is difficult to adapt to the needs of the development of modern electric controller accessories, in the transformation of the old mine shaft or new designs are widely used in electric valves. Jiangsu Lan valve General Equipment Co. mine flameproof electric control valve actuators, valve is designed to improve coal mine automation system and developed, while KXBC flameproof electric valve actuators control box for electrical devices supporting the product . 1. Working Environment: 1.1 atmospheric pressure 80 ~ 110kPa; 1.2 ambient air temperature: -20 ℃ ~ + 40 ℃, if the ambient temperature range is not the same, shall be marked on the nameplate, and the maximum ambient temperature as a reference to calculate the temperature. (When 25 ℃) 1.3 ambient air relative humidity less than 95%. Electric Controller | valves (certified) | electric 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.