FBDNO6.0 / 2 × 22 flameproof push-rotating axial local fan FBD flameproof local fan, push-local fans, local rotating axial fan, FBDNO6.0 / 2 × 22 mine local fan FBDNO6.0 / 2 × 22 Flameproof pressed into local fan-rotating axial flow gas usage environment temperature -20 ~ 40 ℃, the product through the gas-containing Dust shall not exceed 200mg/m3, should be installed in coal mine gas concentration is less than 1% of the intake air flow. FBDNO6.0 / 2 × 22 flameproof push-rotating axial local fan F - indicates fan; B - indicates flameproof; D - expressed spin; No6.0-- indicates impeller diameter 6.0dm; 2 - represents two motors; 18.5 - which means each motor power of 18.5kW. 2) FBDNo6.0 / 2 × 22kw local fan ventilator model representation FBD № X / 2 × YY: table method single motor power, kW 2: indicates the number of motor units, two units № X: machine number, impeller diameter decimeter D: that for spin B: indicates flameproof F: indicates fan FBDNO6.0 / 2 × 22 flameproof push-rotating axial local fan is a safe, reliable, excellent performance high efficiency fan products. Mine is a long distance tunneling using a new type of ventilation equipment, mainly used in coal mine requires a large amount of wind, heading face higher pressure ventilation. SdnkfdsSD