VARD 250/4 EX – Helios – Cased Mixed Flow Fan

VARD 250/4 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.

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