The materials used fan cooling fan, has passed the test of friction sparks electrical cooling fan Chongqing Branch of China Academy of coal testing center, and meet the requirements of the explosion, explosion-proof performance machine has passed the test explosion-proof electrical national product quality inspection center. 0.37KW main fan cooling fan is running, we should always observe the current, voltage, motor bearings and motor stator temperature indicating instrument and make records, such as exceeding the technical requirements of indicators should be immediately stopped and checked. 1.1KW Electric cooling fan _ Dust Blower (certified) _ Cooling Fan Co. provided by Zibo Blower. Zibo Blower Factory Co., Ltd. (www.zibo-fengji.com) is an industry leader in Shandong Zibo, fans, ventilation equipment, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. Zibo Blower leadership with the staff warmly welcome all inquiries negotiations to create a better future Zibo Blower.