Rosenberg USA Backward Curved Fan N63-31541

The N63-31541 is a Rosenberg DKHR series radial fan with a free-running, backward-curved 8-blade aluminum impeller and a closed external rotor motor, designed for air handling applications. It is mounted in a galvanized steel housing and operates at 230 V or 460 V, 60 Hz, with power consumption of 1.34 kW or 1.47 kW and speeds of 2920 or 3065 rpm, respectively. The motor is IP54 protected with thermal overload contacts, maintenance-free sealed ball bearings, and the unit is balanced to DIN/ISO 1940 quality class G 6.3. The fan weighs 10.1 kg and meets CE requirements under EMC directive 2004/108/EEC and low voltage directive 2006/95/EEC.