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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 ...
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 ...
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 ...
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 ...
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 ...
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 ...
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 ...
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 ...
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 ...
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 ...
The Helios HRFD 500/6 is a robust axial duct fan designed for efficient airflow in ducted ventilation systems across industrial and commercial settings. Housed in a cylindrical duct made of corrosion-resistant galvanised sheet steel, the unit includes two standardised flanges for seamless integration into ductwork, with flange dimensions conforming to DIN ...
The Helios HRFD 500/6 Ex is a heavy-duty explosion-proof axial fan engineered for safe and efficient air movement in hazardous or potentially explosive environments. Certified to ATEX standards, this fan is ideal for industrial applications where flammable gases or dusts may be present. Its cylindrical casing is made from durable galvanised sheet s ...
The Helios HRFD 500÷8÷4 is a robust, high-efficiency axial fan designed for direct installation into ducted systems where variable airflow is required. It features a cylindrical steel housing with integrated flanges on both ends, built to DIN 24155 standards for seamless duct integration. Its impeller is equipped with 7 blades made from high-perfor ...
The Helios HRFD 560/4 is a high-performance cased axial fan engineered for direct integration into low-pressure ventilation systems. Its cylindrical housing is constructed from durable galvanised sheet steel and includes flanges on both ends, built to DIN 24155 specifications for easy duct mounting. The external terminal box ensures safe and accessible wi ...
The Helios HRFD 560/4 Ex is a high-performance axial fan designed for use in hazardous environments requiring ATEX-compliant equipment. This directly driven fan features a cylindrical duct housing constructed from durable galvanised sheet steel with flanges on both ends, conforming to DIN 24155 specifications. An external terminal box allows for safe and ...
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