Weight: 3.2 kg Size: 133 mm Motor size: 74 Rotor surface: Painted black Impeller material: Sheet steel, galvanized Housing material: Sheet steel, galvanized Motor suspension: Motor vibration-damped on both sides Direction of rotation: Clockwise, viewed toward rotor Degree of protection: IP42 Insulation class: "B" Motor bearing: Ball bearing; (sealed) Nominal voltage / VDC: 48 Nominal voltage range / VDC: 36~57 Speed (rpm) / min- 1:1780 Power consumption / W; 105 Current draw / A: 2.8 Max. ambient temperature / °C: 60