Axial ring fans [VD EV]
Areas of use of axial ring fans VD EV
- Ideal when large air capacities are required; in applications for wall, panel or duct fixing
- Ventilation of industrial buildings, car parks, stock farms, cooling of electric and refrigerating equipments
Technical features of axial ring fans VD EV
- This line consists of 13 sizes with impeller diameter from 310 up to 1260 mm
- Line is characterized by the extreme sturdiness due to the strengthen construction of the casing manufactured with thickness higher than the standard plate fans
- Maximum silent and efficiencies normally obtained only in axial fanwith bell mouth, guaranteed by the wide round shaped cones directly drawn on the casing
- Construction together with RA impeller allows getting the 100% reversibility of the airflow
- Ring casing, with wide round shaped nozzle, in epoxy painted steel sheet
- Motor side protection grid, manufactured according to UNI EN 294, and protected against the atmospheric agents
- Impeller with high efficiency airfoil blades, in plastic material or in diecast aluminum alloy; hub is in die-cast aluminum alloy
- Balancing according to UNI ISO 1940
- Variable pitch angle in still position
- Electric motor, protection IP 55, class F insulated, service S1, construction according to IEC/EEC (UNEL-MEC)
- Arrangement 4 (impeller directly coupled to motor shaft)
- Versions with casing with one or two round shaped nozzles
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