FB series flameproof pressure-Axial local fan (hereinafter referred to as the fan) DK40-13 # main fan, 1 matching motor rated voltage, according to user needs, made 380V / 660V or 660V / 1140V. Supporting the motor connection according to the implementation of Article 4.2.5 of this specification. 2, matching the motor terminal box at the top of the fan housing DK40-20 # main fan, axial outlet. 3, the fan has a foot and hanging ears, either steady loading (level placed on the concrete base or bracket bolted), can also be suspended use. 4, fans generally horizontal mounting design DK40-22 # main fan, the design life of not less than 5a, before the first overhaul should be above the normal operation of 13000h. Fans of the series with motor are equipped with a motor, usually Y series three-phase asynchronous motors, rated voltage of 380V, protection class IP44 (ie, closed-end), fully adapted to direct-drive and installed in the mine in the delivery containing gun smoke , dust and humidity of the air. DK40-14 # main fan, main fan, provided by Zibo Zibo Blower Fan Factory Limited. Zibo Blower Factory Co., Ltd. (www.zibo-fengji.com) strong, credible, Shandong Zibo fan, ventilation equipment industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead Zibo Blower and you hand into the brilliant, for a better future!