in line duct-fan VENT

APPLICATION
VENT series fans are used in a variety of mechanical ventilation systems. 
Examples of use: supply and exhaust ventilation of flats, offices, shops, bars, 
cafes and restaurants. In addition it can be used in cooling systems, local 
extractors, workshop ventilation and cloakrooms. 
CONSTRUCTION
Radial duct fans of the VENT series are available in 9 versions, in nominal 
diameters: 100, 125, 150, 160, 200, 250, 315, 355, 400 mm. All are equipped 
with single-phase electric motors. VENT series models from 100 to 315 contain 
casings made of galvanized sheet steel and impellers made of polyamide. 
Models 355 and 400 contain casings made of sheet steel painted black and 
aluminium impellers. A mounting strip and a junction box with 800 mm power 
cord are included with models 100 to 315. The junction box is mounted to the 
casing on the 355 and 400 models. The impellers with backward curved blades 
are designed for transporting maximum air volume at high static pressure 
with minimum noise level.
MOTOR
All models of VENT fans employ rotary stator motors. Single-phase 230V
50 / 60Hz motors in all models. Models 100-315 are equipped with motors 
with IP44 protection rating and insulation class B, models 355-400 with
motors with IP54 protection rating and insulation class F. Standard motors 
are equipped with thermal overload protection. All motors are suitable for 
voltage speed control.