Fans are equipped with a fan motor DK45, single power below 250kW fan, supporting three-phase asynchronous motors, rated voltage 380V / 660V; For stand-alone power for more than 250kW wind turbine mine safety certificate, supporting high-voltage three-phase asynchronous motors, rated voltage is 6000V or 10000V. For large machine No. fan, be installed in simple concrete more reliable basis. But when the fan is mounted on the inclined surface (such as the underground tunnel inclined floor), it must be applied reliably concrete foundation. K40 fan, dust blower (certified), Huludao fan by Zibo Blower Factory Co., Ltd. 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.