Details temperature of high-temperature exhaust fan fire HTF HTF fire exhaust fan is widely used in high-rise buildings, drying room, underground garages, subways, tunnels and other occasions and sent fire smoke exhaust ventilation. Press GA211-1999 Fire fan high temperature test methods, can run more than 100 minutes of continuous htf exhaust fan, medium temperature at 100 ℃ continuous operation 20 hours / times without damage at 400 ℃ high temperature conditions, the fire has been in major cities nationwide departments authorized uses. Fans of the series can be installed using the occasion according to the requirements of exhaust fan, peripherals silencer box, made HTF (A) -X box-shaped exhaust fan fire. Under ordinary circumstances two-speed exhaust fan, exhaust air supply should be reported to the first cutting region, so the combustion air fan, but in accordance with the "high level of civilian health plan made nuisance fire standard" (GB50045-95 high-temperature exhaust fan fire, 2001 edition) in section 8.4.11 "car library, repair garage, library planning hinder fire brakes standard" (GB50067-97) in section 8.2.7 limited, senior civilian health smoke machine-made set of underground chambers and and the car directly outside the library without dispersing Chu mouth hinder fire partitions, exhaust system when setting the machine, set the air supply system when Hou should be the same. Air blower system and supply air damper linkage fire should start, resulting in positive zone, Pai Chu smoke before. Two-speed blower and exhaust smoke mechanical electron source shall request the fire power supply. High-temperature exhaust fan fire, Chen Yu-conditioning (certified), Tieling City exhaust fan provided by Wu Cheng Chen Yu Air Conditioning Equipment Co.. Wu Cheng Chen Yu Air Conditioning Equipment Co., Ltd. (www.wccykt.com) is a leader in Dezhou, fans, ventilation equipment, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs . Chen Yu-conditioning in leadership with the staff warmly welcome all inquiries negotiations to create Chenyu conditioning a better future.