MARS GDF 250
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• Centrifugal duct fans with a galvanized steel case.
• Suitable for ventilation systems.
• Exhaust or supply ventilation, depending on the fan installation type in the system.
• Airproof terminal block.
• Single-phase motor with external rotor on ball bearings rigged with centrifugal impeller with back curved blades.
It has a built-in thermal protection with automatic restart. Protection class IP 44.
• Fans with pipe diameter of 100, 125, 150, 160, 200 mm. equipped with an impeller with plastic blades.
• Fans with a pipe diameter of 250, 315 mm. equipped with an impeller with metal blades.
• The fans are designed for duct mounting in air vent of the corresponding diameter at any point and at any angle of the ventilation system.
• Wall or ceiling mounting is carried out by means of mounting brackets.
• Speed regulation is possible. It can be both smooth and stepped and carried out through thyristor or autotransformer controller.
Several fans can be connected to one controller, provided that their total power and operating current do not exceed the rated controller parameters.
Details about products in catalog: here.