150 ℃ fire dampers, fire dampers Jie Weinuo production (Certified), Jixian dampers provided by 捷维诺 (Tianjin) Co., Ltd. Jie Weinuo (Tianjin) Co., Ltd. (www.jieweinuo.com) is specialized in the "co-flange duct dampers, fans, ventilation pipes, evaporative air conditioners, cable tray," the business, the company adhering to the "integrity business, hard service "concept, to provide you with the highest quality products and services. Welcome to inquire! Contact: Su Wei. [Jie Weinuo Industrial Co., Ltd. Star recommendation b] Plate Plate exhaust valve exhaust port mounted on the walkway roof, front wall and the smoke chamber 150 ℃ dampers can also be mounted directly on the exhaust channel at the end, when the fire broke out damper map, smoke detector alarm signals emitted 280 fire dampers, DC24V power to the control center via the remote control device on the valve, the valve is open or opened manually, be smoke. Performance: 1, Telecommunications No. DC24V ± 2.4V will exhaust port open; 2, remote from manually open the damper, remote manual reset; 3, when the exhaust port is open, the output electrical signal, according to user needs can be linked with other devices lock. [Jie Weinuo Electric Industrial Co., Ltd. Star recommendation damper] kind of damper: 1. Fire and smoke dampers have two kinds of valves and dampers adjust normally open smoke; 2. exhaust valves are normally closed smoke fire dampers, exhaust valves and automatic smoke damper three kinds; 3. exhaust port. Advantages damper: 1, low air leakage, excellent air tightness; 2, a small electric current is turned on consumption; 3, excellent corrosion resistance, durability (made of stainless steel); 4, flexible actuator drive, feedback, interlock Signal accurate;