江苏兰 valve General Equipment Co., Ltd. is a professional research and development, production and sales of high-tech enterprises valve actuators main products are: automation and pumps for coal mine gas drainage on special valves required configured ZB, QB series of mine flameproof electric valve actuators and ancillary KXBC series of mine used flameproof electric valve control box and a series of accessories. ZB-type valve actuators control box assembly for mine conditions of use specially designed and manufactured. ZB type Denso apply linear motion of the valve plate valve control box, such as gate valve, with valves, gates and other water; such as increased after two slow worm box valve can also be used to make a 90 degree rotation of the valve plate, such as butterfly valves, dampers, etc. . Jiangsu Lan valve General Equipment Co. sales Mine Explosion-proof control box KXBC valve control box working environment: an atmospheric pressure 80 ~ 110kPa; 2 ambient air temperature: -20 ℃ ~ + 40 ℃ control box technical parameters, if the ambient temperature range not the same, shall be marked on the nameplate, and the maximum ambient temperature as a reference to calculate the temperature. 3 ambient air relative humidity less than 95% (25 ℃ when). 4 contained in the coal mine methane, coal dust and explosive gases (excluding mining face). 5 No damage to the insulation of gas or steam environment. 6 in the absence of a significant shake and shock vibration. 7 No dripping place. 8 and the horizontal mounting tilt does not exceed 15 °. 9 Installation Category Ⅰ class. 10 Pollution degree 3 control box models | control box | 江苏兰 valve provided by 江苏兰 valve General Equipment Co., Ltd ..江苏兰 valve General Equipment Co., Ltd. (www.lanfa.cn) strong, credible, in Changzhou, Jiangsu regulating valve industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead Jiangsu Lan valve and you hand into the brilliant, for a better future!