BFM series explosion-proof fanDetailed product description：

Scope of Application
The BFM series explosion-proof air curtain machine meets the explosion-proof performance requirements of GB3836.1-2000 "Electrical Equipment for Explosive Gas Environments Part 1: General Requirements" and GB3836.2-2000 "Electrical Equipment for Explosive Gas Environments Part 2: Explosion proof Type" d "". The explosion-proof mark is Exd Ⅱ BT4, and it is suitable for factories with Class II A and B, temperature groups T1 to T4, where flammable gases or vapors form explosive mixtures with air.

Product Features
The use of this product not only facilitates entry and exit, but also has the effects of dust prevention, stain prevention, insect and fly control, odor prevention, and harmful gas invasion. It can be widely used in hazardous areas such as petrochemicals and is an ideal scientific door curtain.
The BFM explosion-proof air curtain has its own explosion-proof characteristics, while also possessing all the functions of the FM type air curtain, making it more suitable for different regions and places with different requirements, and more effective.
The shell of this machine is made of imported cold plate, and the exterior is coated with electrostatic spraying and baking paint. The product is quiet, soft, sturdy and durable.

BFM - □ series explosion-proof fan model meaning


Appearance and installation dimensions

model	fuselage length mm	impeller diameter mm	Voltage V	Frequency HZ	power W	Export wind speed m/s	Export air volume m3/min	sound pressure dB	Effective coverage m	Weight kg	Overall dimensions mm
BFM — 09	nine hundred	one hundred and fifty	three hundred and eighty	fifty	one hundred and fifty	ten	sixty	≤ 56.5	three point five	twenty-five	910 × 280 × 270
BFM — 12	one thousand and two hundred	one hundred and fifty	three hundred and eighty	fifty	one hundred and eighty	ten	sixty-five	≤ 56.5	three point five	thirty	1210 × 280 × 270
BFM — 15	one thousand and five hundred	one hundred and fifty	three hundred and eighty	fifty	one hundred and eighty	ten	seventy	≤ 56.5	three point five	thirty-five	1510 × 280 × 270