motor: external rotor capacitor-run induction motor motor protection: thermal protected bearing type: two ball connection: terminal block impeller material: steel operating temp: two ball: -20c~70c 280x280x80mm fda2-28080 series features: frame material: aluminum alloy volt. (vac) freq. (hz) current (a) power (w) rated speed (rpm) model no. fda2-28080nbhk4f FDA2-28080QBHK4F 50/60 50/60 0.81/1.20 0.43/0.63 94.0/136.0 95.0/138.0 2650/2900 2650/2900 maximum airflow 29.15/32.55 29.15/32.55 1030/1150 1030/1150 115 230 (cmm) (cfm) maximum static pressure 0.925/0.807 0.925/0.807 23.5/20.5 23.5/20.5 (inaq) (mmaq) noise level (db/a) 70.0/73.0 70.0/73.0 weight (g) 3050 3050 iso-9001 company www.qualtekusa.com ac axial fan life expectancy: two ball: 50,000 hours two ball: 100,000 hours (-l) q ualtek electronics corporation noise is measured at the distance of one (1) meter from the axis of intake. fan-s division 0 5 10 15 20 25 0 200 400 600 800 1000 1200 static pressure (mmaq) flowrate (cfm) fan performance curve h 0 5 10 15 20 25 0 200 400 600 800 1000 1200 1400 static pressure (mmaq) flowrate (cfm) fan performance curve h pe nl rota tion dire c tion air flow 80 0.5 77 ?320 ?295 0.3 ?5.4 0.2 (4x) ?4.4 0.2 (8x) 15 20 ?290 0.3 208.6 0.3 280 0.5 # indicates -l (100,000 hours life expectancy) or leave blank (50,000 hours life expectancy) # #
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