DOWNLOAD PRODUCT SPECIFICATION
Overview
Multi-blade smoke damper, suitable for use in low profile ductwork, approved in accordance with test standard UNE EN 1366-10 and classified according to EN 13501-4: EI 120 (ved i↔o) S 1500 AA multi. Designed according to EN 12101-8 specifications. Structure made from refractory material with an external cover made from sheet steel and blades made from refractory material. Installed vertically within the wall, with a vertical smoke evacuation duct, with the option of a mounting assembly frame previously fixed to the duct. Includes an protective and decorative grille, specific for smoke evacuation and manufactured with anodized aluminum profiles, fitted to the front side of the damper, i.e. the side on display in the building.
Can be used for smoke extraction and air intake (air flow in either direction).
Functional description
The operating mechanism/s are incorporated in the upper part of the damper where they are protected from smoke and high temperatures.
– Automatic operation (closing) and resetting (opening) by means of
a servomotor (CE Marking):
SED smoke extract dampers are operated and reset by means of a servomotor with a supply voltage of 24 V AC/DC (model BLE24) or 230 V AC (model BLE230).
These motors include start and end of stroke limit switches to monitor the opening/closing status of the damper.
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