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External Rotor Motors

Crossflow or Tangential fans are designed to provide a 'curtain' or 'laminar' air pattern to work against relatively low flow resistance. Air is picked-up across the full width of the impeller and flows tangentially through the housing in either 90° or 180° flow directions, to order. As the motor is out of the airstream the temperature of the transported air can be up to 60°C. The motor itself is of ball bearing external rotor construction and can be speed controlled by voltage variation alone.
Air conditioning units, air curtains, heating and cooling coils, lamp cooling, solarium equipment, special effects.
 
Motor Type External rotor motor, out of airstream Supply Single phase
Protection IP44 Impellers Long bladed tangential flow
Features Laminar air discharge Mounting Brackets on the impeller housing
Pressure Low Speed Control Voltage variation
Size Ø80 to 133 impeller Flow rate 1800m³/h range maximum
Pressure 80 Pascals range maximum