Helios Fans HRFW 355/4 Ex
Helios
Prices & Options
The Helios HRFW 355/4 Ex is an explosion-proof axial fan designed for hazardous environments, certified according to ATEX standards. It features a cylindrical duct made from galvanized sheet steel, with flanges on both ends following DIN 24155 dimensions and fixing hole patterns. The terminal box is mounted externally on the casing for easy access.
The fan is equipped with a highly efficient axial impeller consisting of 5 blades made from impact-resistant polymers, dynamically balanced to Class G 6.3 in accordance with VDI 2060 and DIN ISO 1940 standards. It operates reliably within a temperature range of ‑30°C to +40°C and offers electrical resistance below 1 Ohm, enhancing safety in explosive atmospheres.
Powered by a totally enclosed, maintenance-free single-phase condenser motor, the unit includes low-noise sealed-for-life ball bearings for quiet and long-lasting operation. This model ensures safe and reliable airflow in environments where explosion protection is critical.
| Code & Description | Price | |
|---|---|---|
| HRFW355/4EX : Helios Fans HRFW 355/4 Ex | £1,273.00 + VAT £1,527.60 | |
We accept : 
15% discount with code ‘welcnfan1’
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