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Helios Fans HRFD 450÷2÷2
The Helios HRFD 450÷2÷2 is a high-performance axial fan designed for low-pressure ventilation applications. It features a robust cylindrical duct made from galvanised sheet steel, fitted with flanges on both ends for secure mounting. The duct complies with DIN 24155 standards, including appropriate flange fixing holes, and incorporates a terminal box moun ...
Helios Fans HRFD 450/4
The Helios HRFD 450/4 is a high-performance axial fan engineered for efficient low-pressure ventilation. It features a sturdy cylindrical duct made from galvanised sheet steel, equipped with flanges on both ends to ensure secure and standard-compliant installation per DIN 24155, including flange fixing holes. The terminal box is conveniently located on th ...
Helios Fans HRFD 450/4 Ex
The Helios HRFD 450/4 Ex is a robust explosion-proof axial fan designed specifically for hazardous areas, certified according to ATEX standards. It incorporates a cylindrical duct constructed from galvanised sheet steel, fitted with flanges on both ends that conform to DIN 24155 dimensions and flange fixing hole standards. The terminal box is mounted exte ...
Helios Fans HRFD 450÷4÷4
The Helios HRFD 450÷4÷4 is a high-efficiency axial fan designed for reliable ventilation with a sturdy cylindrical duct made of galvanised sheet steel. The duct covers the aerodynamically optimized impeller and is equipped with two flanges on both ends, following DIN 24155 standards for dimensions and flange fixing holes. The fan also includes a terminal ...
Helios Fans HRFD 450/6
The Helios HRFD 450/6 is a high-efficiency axial fan featuring a robust cylindrical duct constructed from galvanised sheet steel. The duct houses the impeller and includes flanges on both ends, designed according to DIN 24155 with appropriate flange fixing holes. An external terminal box is provided on the casing for easy electrical connections. Th ...
Helios Fans HRFD 450÷8÷4
The Helios HRFD 450÷8÷4 is a high-performance axial fan designed with a cylindrical duct made from galvanized sheet steel. The duct fully encloses the impeller and is equipped with flanges on both ends, conforming to DIN 24155 standards for flange dimensions and fixing holes. An external terminal box is mounted on the casing for convenient electrical conn ...
Helios Fans HRFD 500÷2÷2
The Helios HRFD 500÷2÷2 is a robust low-pressure axial fan engineered for efficient airflow in ducted ventilation systems. Housed in a galvanized steel cylindrical casing with standardized DIN 24155 flanges at both ends, this fan offers straightforward integration into existing ductwork. The terminal box is conveniently mounted on the exterior for simplif ...
Helios Fans HRFD 500/4
The Helios HRFD 500/4 is a high-efficiency axial fan designed for low-pressure ventilation in ducted systems. Featuring a cylindrical housing made of galvanized sheet steel, it includes standardized flanges on both ends in accordance with DIN 24155, allowing easy installation into existing ductwork. The external terminal box ensures convenient electrical ...
Helios Fans HRFD 500/4 Ex
The Helios HRFD 500/4 Ex is a robust, explosion proof axial fan engineered for safe operation in hazardous or potentially explosive atmospheres. This high-performance fan features a cylindrical duct housing made from galvanised sheet steel, with standardised flanges on both ends that comply with DIN 24155, ensuring easy integration into ducted systems. A ...
Helios Fans HRFD 500÷4÷4
The Helios HRFD 500÷4÷4 is a high-performance axial fan designed for demanding ducted ventilation systems, offering the flexibility of dual-speed operation via star/delta switching. Housed within a cylindrical duct made from galvanised sheet steel, the unit includes standardized flanges on both ends, conforming to DIN 24155 for easy installation. A conven ...