VDD 315/4 EX – Helios – Mixed Flow Roof Fan – Vertical Discharge

VDD 315/4 EX – Helios – Mixed Flow Roof Fan – Vertical Discharge

Vertical exhaust roof fan with efficiency-optimized aluminum housing and newly developed high-performance radial impeller, explosion-proof according to ATEX.

Housing made of seawater-resistant aluminum with integrated intrusion protection. Engine support plate and base plate made of galvanized steel with aluminum inlet nozzle. Base plate with threaded screw for attaching suction-side accessories (hole pattern according to DIN 24155, sheet 3). Protective grille as standard on the discharge side in accordance with DIN EN ISO 13857.

High-performance radial impeller with backward-curved blades made of aluminum. Dynamically balanced according to DIN ISO 1940-1.

Speed ​​controllable three-phase external rotor motor in closed design in IP44. Ball bearing with moisture protection insulation.Maintenance and radio interference free. Ex version according to ATEX.

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VDD – VDW