BOX CENTRIFUGAL FAN, 25 MM INSULATION
• Ventilation box made of galvanized steel sheet with removable panels.
• Circular inlet and outlet flanges.
• M0 thermo-acoustic insulation in rock wool of 25mm.
• Direct driven forward impeller.
• Asynchronous external rotor, 2 or 3 speed with thermal protection integrated. Standard voltages, single phase motor 230V 50Hz, IP-44 protection and rated class B insulation.
• 4 steps wall switch included.
• Ventilation or fresh air extraction.
• For low noise facilities.
• Connection to circular ducts.
• Installation in any position.
• Can be mounted on the outside.
• Maxium working temperature: 50ºC.