6. If using an air sampling tube that is longer than the width of the duct, cut the tube so that approximately one inch of the tube extends through the duct. Seal the opening around the tube with an approved duct sealant as shown in the illustration.Jumper settings...
Duct smoke detector offer many advantages over conventional smoke detectors since they tend to be more sensitive to changes in the air. The detectors are also placed in the ducts where all the air circulates in a building, so they're more efficient. Here at Nearby Engineers , we offer the...
Ductwork Zone Damper & Remote Control Installation & Wiring Manuals Shown here, ZoneFirst's ZDB/ZDS zone damper controller described in the installation manual for ZoneFirst listed below. Watch out: Turn off power source to the heater before attempting installation, maintenance or repairs. Lock, ...
The smoke exhaust damper is generally installed on the air duct of the smoke exhaust system. It is normally closed. When a fire occurs, the smoke detector sends a fire alarm signal. The control center sends an electric signal to the solenoid on the damper to open the damper quick...
5. According to the actual needs, one level spark catcher or multi-level spark catcher can be used in series, and can be used with the installation of pipeline fire valve and Mars detector. Main models and size Item Description Spark arrestor DN200 Spark arrestor DN...
I'm not so sure the wood burning stove shown above is a fire-safe installation, but you can plainly see the manual flue damper handle (pointed-to by our blue arrow) in the rusty flue section about 30 inches above the top of the woodstove. When the damper handle's long axis is parall...
When a fire occurs, the smoke detector sends a fire alarm signal. The control center sends an electric signal to the solenoid on the damper to open the damper quickly, or manually open the damper quickly for smoke exhaust. Application : Fire dampers are commonly used...
The smoke exhaust damper is generally installed on the air duct of the smoke exhaust system. It is normally closed. When a fire occurs, the smoke detector sends a fire alarm signal. The control center sends an electric signal to the solenoid on the damper ...
Code of practice for design, installation, commissioning and maintenance of duct smoke detector (DSD) systemsFire Industry Association
Publication Year 2012 Document Status Current Publisher Information Fire Industry Association The British Fire Protection Systems Association (BFPSA) the Fire Extinguishing Trades Association (FETA) and the Fire Industry Confederation (FIC) merged in April 2007 to form the Fire Industry Association. ...