HomeProducts CSS Smoke ES Rated Fire Damper

Features Tested to EN 1366-2. Achieved 2 hour ES classification. Suitable for standard or 50mm insulated circular ductwork. Available in standard duct sizes 100 to 355mm dia. Easy installation. Ex stock availability. Sizes Available 100, 125, 150, 160, 200, 250, 300, 315, 350 and 355mm. Manufactured to BS EN 1506. Download CSS powerpoint presentation Download CSS Smoke ES Rated Fire Damper - Installation and maintenance instructions:		Actionair CSS Damper CSS Smoke ES Rated Fire Damper The CSS circular smoke and fire damper is the latest development to join the Actionair’s innovative and tested range of damper products. The damper has been developed for installing into standard circular spiral duct systems where the duct passes through, up to 2 hour rated walls. The easy fit flange system makes the installation quick and simple. The CSS is available in a number of circular sizes to suit 50mm thermal insulated or non insulated ductwork, and is supplied with a factory fitted control mode, with Electrical Thermal Release (ETR) as utilised on our Smoke, Vent / Shield ranges. The Range The CSS circular range of Quality Engineered Dampers are suitable for air conditioning and ventilation systems requiring up to 2 hour fire protection. These circular bladed dampers are fail – safe spring close with factory fitted electrical reset control modes.   Specification CSS Damper Catalogue Smoke/Fire (fail-safe closed) version The Actionair CSS Circular automatic Smoke ES rated Fire dampers with a single galvanised steel blade incorporating patented seal to provide both ambient and fire rated low leakage. Damper conforms to EN1366-2. Classification E120 and ES120 and damper casings conform to BSEN1506. 1 pair of 1.2mm galvanised steel hinged Installation flanges are provided with each damper.   (View Catalogue) All Catalogues
		The Actionair Factory fitted Compact electrical control mode with thermal sensing to provide Fail-Safe-Closed operation. Electrical actuators are fitted with halogen free low smoke and fume cables. They have 60 second reset time and a 20 second release time. Each actuator has a 72°C rated electrical thermal release (ETR). The ETR incorporates a safety electrical interlock that only permits actuator operation when correctly fitted. A green ‘Healthy’ indication lamp is built into the ETR to give a simple and clear visual check that the actuator is receiving power, the ETR is correctly fitted and the thermal fuse is intact. A manual test switch allowing periodic operation of the damper for testing purposes simulates actuator fail-safe release under fire/smoke conditions. End switches are provided with each mode for reset and release monitoring. The CSS Damper and selected Compact Control Mode (Mode 5 –24v, or Mode 6 – 230v) as supplied by Actionair. Vent (fail-safe open) version The Actionair CSS Circular Vent automatic smoke release dampers with a single galvanised steel blade incorporating patented seal to provide ambient low leakage. Damper casings conform to BSEN1506. 1 pair of 1.2mm galvanised steel hinged Installation flanges are provided with each damper. The Actionair Factory fitted Compact electrical control mode with fail-safe open operation upon removal of electrical power. Electrical actuators are fitted with halogen free low smoke and fume cables. They have 60 second reset time and a 20 second release time. End switches are provided with each mode for reset and release monitoring. The CSS Damper and selected Vent Compact Control Mode (Mode 5 –24v, or Mode 6 – 230v) as supplied by Actionair.