HTF-B型斜流消防排烟风机用于有消防要求的建筑物如地铁逐道高层建筑体育管地下商场等场合的消防排烟和通风换气。一般采用双速电机，平时低速运行做通风换气用，如一旦发生火灾，通过电控系统自动切换成高速运行，在半小时内迅速排除烟气，使火场内人员安全撤离，保护国家和人民的生命财产安全。输送空气和其他不自燃、对钢材无腐蚀性报体，气体内不允许有粘性物质。所含的尘土及硬质颗粒物不大于150mg/m³，作通风换气用时进气气温度不得超过80度，作消防用时，烟气温度在280度时能连续运行30分钟以上。
Htf-b diagonal flow fire smoke exhaust fan is used for fire smoke exhaust and ventilation in buildings with fire protection requirements, such as subway, high-rise buildings, sports pipes, underground shopping malls and so on. Generally, the two speed motor is used for ventilation at low speed. In case of fire, it will be automatically switched to high-speed operation through the electric control system to quickly remove the smoke within half an hour, so as to make the personnel in the fire site evacuate safely and protect the life and property safety of the state and people. Conveying air and other non spontaneous combustion and non corrosive newspapers to steel, and viscous substances are not allowed in the gas. The dust and hard particles contained shall not be greater than 150mg / m ³， When used for ventilation, the inlet air temperature shall not exceed 80 ° C. when used for fire fighting, the flue gas temperature can run continuously for more than 30 minutes when it is 280 ° C.
