ROOF MOUNTED FANS MAX-TEMP CTHB / CTHT Centrifugal F400-120 Rated Fans

Range of centrifugal roof mounted fans in horizontal discharge format, designed for smoke extraction in fire conditions and certified F400-120 (CE marked) (1). All models are suitable for air stream temperature up to 120ºC. Bases are manufactured from galvanised sheet steel and cowls are manufactured from spun aluminium.
All models incorporate bird-proof guard. Available, depending upon the model, with single or three phase motors in 4, 6, 8, 4/8 or 6/12 poles. (1) Except 140, 180 and 200 models.
Motors
All motors are IP55, Class F and equipped with ball bearings greased for life.
Electrical supply:
Single phase 230V-50Hz.
Three phase 400V-50Hz.
(See characteristics chart).
Speed controllable by Voltage, up to the 400 model. Adjustable frequency drive from 450 to 710. When is using a speed controller, the electrical installation must be equipped with a security system which allows the maximum speed of the fans in case of fire.
Additional information
140, 180, 200 and 225 models are specially recommended for extracting smoke from the fireplaces.