8550VW

8550 VW AC Axial Fan Especially quiet and compact axial fan. Aerodynamically shaped, all metal construction. Driven by a shaded pole motor. External rotor dynamically balanced in two planes. Five fan blades made of sheet steel directly welded to the rotor. Air exhaust over struts. Rotational direction CW looking at rotor. Features • Impedance protected against overloading. • For maintenance-free continuous operation. • Any mounting position. • Protection class IP 20 according to DIN 40 050. • Electrical connection via 2 lead wires 310mm long. • Fan housing with mounting bosses: General Data Nominal voltage VAC Frequency Hz 50 60 Nominal speed rpm 2700 3200 Max. flow rate m /h 50 61 Max. flow rate CFM 29,4 35,9 Noise free air dB(A) 30 34 bels 4,4 4,8 Power consumption W 12 11 Permanent ambient temperature °C -10...+70 -10 +75 Service life (Tmax) h 20.000 20.000 Service life (40 °C) h 35.000 37.500 3 Noise in optimum operating range Approvals CSA, UL, VDE Fan housing / impeller Metal / Metal Bearing system Sleeve bearing Mass kg All data are mean values at nominal voltage. 70 0 2,5 5 7,5 10 12,5 pf 0,48 Subject to technical change. x10-3m3 /s For dimensions and electrical connection please see drawing # 924 4014 607 on second page. Pa Static pressure 230 50 40 30 20 10 0 0 10 20 30 40 Flow rate V PAPST-MOTOREN GmbH & Co KG, 3 50 m /h 60 Postfach 1435, D-78106 St. Georgen 8550VW.DOC 26.06.03