Rosenberg USA Backward Curved Fan N63-40017

N63-40017 is a Rosenberg DKHR 400-4SW.123.6FA radial fan with a backward-curved eight-blade aluminum impeller mounted on an external rotor motor, designed for air movement in industrial applications. The fan has a weight of 15 kg and an IP54 protection rating. It operates at speeds of 1425 or 1620-1680 rpm depending on voltage and frequency, with power consumption ranging from 0.60 kW to 0.95 kW. Electrical ratings include 208D/230D/380Y/460Y at 60 Hz and 230D/400Y at 50 Hz, with corresponding currents of 2.90-2.85/1.60-1.67 A and 2.60/1.50 A. The motor is protected by thermal contacts and maintenance-free sealed ball bearings. It is balanced to DIN/ISO 1940 quality class G 2.5 and complies with the machinery directive 89/392/EEC and relevant EMC and low voltage directives.