OverviewVENCO VAN-S-H axial smoke exhaust fans with double-skinned casing are F400 fire-resistant axial units designed for smoke extraction in car parks, subway ventilation and other life-safety applications. A wide diameter range and multiple blade-hub combinations with adjustable blade angles allow selection of an optimal fan for each installation. The design features an easily accessible service door and 50 mm rock wool between skins for acoustic and thermal insulation.
Features- F400 certified axial smoke exhaust fan compliant with EN 12101-3
- Available diameters from Ø 400 mm to Ø 1,250 mm
- Hot-dip galvanized sheet metal inner casing and galvanized outer casing
- Cast aluminum impellers with adjustable blade angle
- Aerodynamically profiled blades for high efficiency and low noise
- Die-cast aluminum alloy hubs
- Multiple blade-hub combinations plus adjustable blade angles to achieve optimum capacity
- 50 mm rock wool insulation between casings
- IP67 terminal box mounted outside the outer casing
- Electric motors with IP55 protection and H class insulation
- Supply: 400 V, 3-phase, 50 Hz
- Fire performance: rated for operation at 400°C for 2 hours
Accessories- NRDO circular back draft damper for axial fans
- ACD inspection hatch
- Frequency inverters
Technical specifications- Certification: F400 (EN 12101-3)
- Diameters: Ø 400 mm to Ø 1,250 mm
- Casing: Hot-dip galvanized sheet metal inner casing; galvanized outer casing; double-skinned with 50 mm rock wool insulation
- Impellers: Cast aluminum, adjustable blade angle; aerodynamic profile for high efficiency and low noise
- Hubs: Die-cast aluminum alloy
- Blade-hub combinations: Multiple combinations available; adjustable blade angles for optimum capacity
- Terminal box: IP67, located outside the outer casing
- Motors: Electric motors with IP55 protection and H class insulation
- Electrical supply: 400 V, 3-phase, 50 Hz
- Fire performance: Designed to operate at 400°C for 2 hours