The fan is intended for rooms with low dustiness, for all types of general ventilation systems where low noise is required. It is used as exhaust and supply ventilation of flats, offices, gastronomic premises, shop in, as well as in cooperation with domestic kitchen hoods equipped with grease filters.

Construction

• plastic housing (models 160, 250, 350, 500, 800, 1000)
• casing made of steel sheet painted with epoxy-polyester paint (models 1300, 2000)
• plastic impeller (models 160, 250, 350, 500, 800, 1000)
• impeller made of aluminum sheet (models 1300, 2000)
• possibility of mounting in vertical and horizontal position
• engine anti-vibration mounts
• silencer assembly in the interior
• access to the engine after unfastening the mounting clamps

Electric engine

• 230 V / 50 Hz single phase motors (models 160–1000)
• 230 V / 50/60 Hz single-phase motors (1300–2000 models)
• Degree of protection IP44, winding insulation class B (models 160–1000)
• degree of protection IP44, winding insulation class F (models 1300–2000)
• for voltage regulation
• ball bearings
• two-speed (recommended gear switch in REGUL-2; models 160–350)
• idler (recommended gear switch in INTER-4P; models 500–2000)
• thermal winding protection against overload: fuses (models 160–350); automatic fuse (other models)

Technical data

* measured at a distance of 3 m from the fan