Smoke extractor fan MCR CJTHT

ductcommercialmetal

fire resistance class: 400C / 120 minutes 200C / 120 minutes versions: fans with one-gear motors fans with two-gear motors purpose: smoke exhaust axial-flow fans of the CJTHT type are designed to remove smoke and heat generated in enclosed interiors. Due to the construction of the casing, rotor and motor of the fan, these devices can operate in temperatures ranging from 200 to 400oC for two hours. This facilitates the evacuation of people from the affected area, protects the building structure, makes it easier to tackle the fire, as well as prevents it from spreading to the neighbouring fire compartments. In normal operating conditions the fans may perform the function of a mechanical and comfort ventilation system. basic specifications: diameters from DIA 400 to DIA 1250 mm maximum air output 130 000 m3/h compression of up to 1250 Pa assembly in the vertical or horizontal position