Helios Fans VARW 250/4 Ex
Helios
Prices & Options
The Helios VARW 250/4 Ex is a high-pressure in-line mixed-flow fan built for use in environments where explosion protection is required. Its cylindrical housing is made from pre-galvanised sheet steel, featuring rolled flanges on both ends and flange hole alignment according to DIN 24155 specifications. Guide vanes are integrated into the design to enhance aerodynamic performance.
The impeller consists of eight spatially curved blades manufactured from impact-resistant polymer. It is dynamically balanced to class G 6.3 in compliance with VDI 2060 and DIN ISO 1940, ensuring smooth and vibration-free operation.
The fan is powered by a totally enclosed single-phase condenser motor that is maintenance-free and equipped with sealed-for-life, low-noise ball bearings. The entire unit is explosion-proof and fully compliant with ATEX standards, making it suitable for ventilation applications in hazardous or potentially explosive areas.
| Code & Description | Price | |
|---|---|---|
| VARW250/4EX : Helios Fans VARW 250/4 Ex | £1,274.00 + VAT £1,528.80 | |
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15% discount with code ‘welcnfan1’
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