Baoding damper, Yanda air conditioning, the latest factory fire dampers

Smoke damper normally closed (NC damper manufacturers, telecommunications No. open, close the damper fuse 280 degrees, or manually shut down) generally used in smoke damper system manufacturers can install an exhaust fan suction Low-cost manufacturers damper control by eliminating open fire control room, but also when closed chain closes the exhaust fan. Separate exhaust system: (1) in the smoke room, the set when the flue gas temperature exceeds 280oC can automatically turn off the smoke damper. Smoke machine should be able to ensure continuous operation during 280oC 30min; (2) in the exhaust manifolds set when the flue gas temperature exceeds 280C smoke damper closed on their own. Baoding damper, Yanda air conditioning, fire dampers manufacturers latest offers by Wu County Yanda air-conditioning plant. Wu County Yanda air-conditioning plant (www.wcydkt.com) (www.wcydkt.com) Shandong Dezhou, heat, refrigeration and air conditioning equipment leader, over the years, the company is implementing the scientific management, innovation and development, honesty and trustworthiness policy, and satisfy customer needs. Yanda air conditioning in leadership with the staff warmly welcome all inquiries negotiations to create Yanda conditioning a better future.