Duct Smoke Detector Installation

Nfpa 90a 2012 a 6 4 makes this pretty clear by stating. E pdd duct smoke detector installation sheet operation the duct smoke detector s primary purpose is to provide early warning of an impending fire and shut down the hvac unit in order to prevent smoke from circulating throughout the building. Energize the duct detector.

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Protection provided by the installation of smoke detectors and other related requirements is intended to prevent the distribution of smoke through the supply air duct system and preferably to exhaust a significant quantity of smoke to the outside.

Duct smoke detector installation.

We will show you how to wire a system sensor duct smoke detector to a carrier bryant or icp furnace and then configure it s communicating infinity evoluti. 1 2 exploded view of duct smoke detector components. Do not overtighten the screws. 2 4 contents of duct smoke detector kit.

With power source de energized and the smoke detector not installed wire all connections per engineering drawings. Charles illinois 60174 1 800 sensor2 fax. This photoelectronic detector mounts externally to the duct with intake and exhaust sampling tubes penetrating into the duct. Refer to the applicable figures below depending on your duct housing model number.

Installation of duct detectors can be on or within a commercial packaged rooftop heating and air conditioning system fire smoke damp ers and economizers. The duct smoke detector is designed for use in duct. 5 4 secure the duct detector to the duct use two rectangular configuration or three square configuration of the pro vided sheet metal screws to screw the duct detector to the duct. Duct detectors smoke detection installation furthermore intentions for using duct smoke detectors should not be a substitute for area smoke detectors.

This detector is recommended for ducts 6 inches and wider with duct velocities within the 500 fpm to 4000 fpm range. The installation of smoke detectors and other related requirements is intended to prevent the distribution of smoke through the supply air duct system and preferably to exhaust a significant quantity of smoke to the outside. Installation and maintenance instructions. 6 sampling tube installation ing out of the duct select a shorter tube using 6 1 sampling tube selection.

With all wiring in place install the detector head. Nor should it serve as an early warning detection system. 2 3 general description. 3825 ohio avenue st.

They may be mounted in either the supply and or return air section as determined by local code.

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