VARD 280/4 EX – Helios – Cased Mixed Flow Fan
High-pressure pipe fan with cylindrical pipe sleeve, flanges on both sides, directly driven, explosion-proof according to ATEX.
Cylindrical pipe made of galvanized sheet steel, with flange formed on both sides, hole pattern according to DIN 24155, built-in guide wheel.
Semi-axial impeller, eight spatially curved blades made of thermoplastic. Vibration-free running due to dynamic balancing according to quality level G 6.3 VDI 2060 and DIN ISO 1940.
Three-phase squirrel-cage motor, closed design, maintenance-free, sealed, low-noise ball bearings with long-term lubrication, not controllable. Ex version according to ATEX.