1、 Product model and its meaning

Scope of Application

1. scope of application

a.Altitude not exceeding2000m；

b.Environmental atmospheric pressure80~110kPa；

c.ambient temperature-20~40℃；

d.The relative humidity of the surrounding air is not greater than95% (at 25 ℃);

e.existhaveFlammable gases of Class IIA-IIC and Groups T1-T4, formed by vapor and airExplosive gas mixtureHazardous areas in Zone 1 and Zone 2；

f.In areas without significant vibration;

g.In an environment without damaging metal insulation with gases and vapors.

3、 Main structure and parameters

aWind duct:The machine base is made of fiberglass/Carbon steelMade with characteristics such as light weight and corrosion resistance,justIntegrate with building structural design.

bWind cap：Made of fiberglass, with high strength and suitable for outdoor use.

cLeaves：Made of fiberglass, with high strength and long service lifeLong.

d、Blinds: living leavesThe air door is gravity type and can automatically open. When the fan stops running, the air door closes to reduce the loss of indoor heat in winter.

eBird proof netUsing stainless steel mesh, with good performance.

fMotor：Using low-noise motors for stable performance.

（2) BDWT-II type fiberglass centrifugal explosion-proof roof fan

Main component introduction:

aFan, machine base:Made of fiberglass, it is lightweight and durablecorrosionSuch characteristics,justRegarding buildingsstructurePerfect integration of design.

b、a hood:Made of fiberglass, the surface is smooth and the curves are beautiful.

cImpeller：Using fiberglass reinforced plasticoneSecondary compression molding, high strength, long service life.

BDWT-IICentrifugal explosion-proof roof ventilation fan made of fiberglass reinforced plasticperformanceparameter

（3) BDWT-III type fiberglass centrifugal axial flow explosion-proof roof fan

Main component introduction:

aFan, machine base：usefiberglassmake,haveLightweight and durablecorrosionThe characteristics,justPerfectly integrated with building structural design.

bMotor seatMade of stainless steel,haveEasy to disassemble and assemble, durablecorrosionOther characteristics.

c、impeller:Using fiberglass reinforced plasticoneLayeredmodelCompression molding, high strength, service lifeLong.

dMotor：Adopting outdoor vertical motors or low-noise motors with external rotors, the operating performance is stable.

e、Upper and lower casing of fan：Made of fiberglass, streamlined design with low airflow resistance,haveLight weight, corrosion resistance and other characteristics.

f、Bird screen：Made of stainless steel,Has waterproof and moisture-proof propertiesLightweight and durablecorrosionOther characteristics.

Performance parameters of BDWT-III fiberglass centrifugal axial flow explosion-proof roof fan

BDWT-IIIPerformance parameters of fiberglass centrifugal axial flow explosion-proof roof fan