motor: external rotor capacitor-run induction motor motor protection: thermal protected bearing type: two ball connection: ul 1015 awg 22, 300mm wire leads or terminal impeller material: plastic ul94v-0, or steel operating temp: two ball: -20c~70c 172x150x51mm FDA2-17251 series features: frame material: aluminum alloy volt. (vac) freq. (hz) current (a) power (w) rated speed (rpm) model no. FDA2-17251nbk 3f FDA2-17251qbk 3f FDA2-17251nbh f FDA2-17251qbh f 50/60 50/60 50/60 50/60 0.22/0.24 0.11/0.12 0.25/0.21 0.11/0.12 24.0/27.0 24.0/27.0 27.0/25.0 26.0/27.0 2800/3300 2800/3300 2700/3100 2700/3100 maximum airflow 6.51/7.78 6.51/7.78 5.95/7.08 5.95/7.08 230/275 230/275 210/250 210/250 115 230 115 230 (cmm) (cfm) maximum static pressure 0.649/0.768 0.649/0.768 0.551/0.610 0.551/0.610 16.5/19.5 16.5/19.5 14.0/15.5 14.0/15.5 (inaq) (mmaq) noise level (db/a) 54.0/60.0 54.0/60.0 53.0/59.0 53.0/59.0 weight (g) 890 890 940 940 iso-9001 company www.qualtekusa.com ac axial fan life expectancy: two ball: 50,000 hours two ball: 100,000 hours (-l) * indicates w (wire leads) or t (terminal) ** indicates 3 (metal frame, plastic impeller) or 4 (metal frame and impeller) # indicates -l (100,000 hours life expectancy) or leave blank (50,000 hours life expectancy) q ualtek electronics corporation noise is measured at the distance of one (1) meter from the axis of intake. fan-s division 51.0 0.5 151 1 0 4 8 12 16 20 0 50 100 150 200 250 static pressure (mmaq) flowrate (cfm) fan performance curve h k 0 4 8 12 16 20 0 50 100 150 200 250 300 static pressure (mmaq) flowrate (cfm) fan performance curve h k rotation direction air flow 172 0.5 162 0.3 55.5? m4xp0.7 ?4.3 0.2 3 * * ** ** * * # # # #
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