FRP centrifugal fan roof fan, Texas Pacific preferred reputation first customer price concessions are welcome to inquire Hanjing 0534 -5018289 Texas Pacific production BDW-87-4 Model FRP centrifugal roof fan, is our habit design, manufacture new products The use of inorganic fan speed motors, high quality fiberglass material, finely crafted and made, fan performance, noise has been tested to meet the design requirements, with high efficiency, low power consumption, light weight, corrosion resistance, reliable operation, installation and simple, regeneration may be limited to 70 or less (A) decibels, the noise level is still inadequate as required, consumer speakers can be added between the base and the fan, I took the user to design and manufacture. Note: The motor is equipped with a three-phase BDW-87-6-proof centrifugal fan roof fan of the explosion-proof requirements for general types of industrial and agricultural buildings, military buildings, plant workshops, laboratories, warehouses, etc. ventilation . The conditions of use are: ambient air temperature: ≤ 90 ℃; relative humidity ≤ 85%; dust content and other solid impurity content ≤ 150mg/m3; environmental noise; ≤ 60 (dB). BDW-87-7 type axial roof fan of the indoor ventilation exhaust fan is mainly used as the petroleum, chemical, metallurgy, machinery, defense, warehouses, theaters and other large buildings and hotels. Gas delivery does not contain viscous material, the dust particles contained no more than 150mg/m3, the temperature should not exceed 60 ℃. Roof axial fan has a total of seven No4-10 machine number. Transmission type are A-type (ITU) transmission. Impeller fan, hairdryer, top hat, motors, rain cover and other components. The fan stable, balanced running, low noise, safe and reliable operation. Impeller static balance correction, vibration, reasonable fan structure, easy to maintain. The fan is mounted on the roof of the Ministry of work, without having to install ventilation ducts.