motor: brushless dc motor protection: ic bearing type: two ball connection: ul 1007 awg 22, 360mm wire leads impeller material: steel operating temp: two ball: -20c~70c 172x150x38mm fdd1-17238 series features: frame material: aluminum alloy volt. (vdc) current (a) power (w) rated speed (rpm) model no. fdd1-17238cbaw4 fdd1-17238cblw4 fdd1-17238cbmw4 fdd1-17238cbhw4 fdd1-17238dbaw4 fdd1-17238dblw4 fdd1-17238dbmw4 fdd1-17238dbhw4 fdd1-17238dbjw4 fdd1-17238dbkw4 fdd1-17238ebaw4 fdd1-17238eblw4 fdd1-17238ebmw4 fdd1-17238ebhw4 fdd1-17238ebjw4 fdd1-17238ebkw4 1.10 1.59 2.34 3.33 0.54 0.78 1.08 1.38 1.91 2.34 0.28 0.37 0.52 0.68 0.90 1.13 13.20 19.08 28.08 39.96 12.96 18.72 25.92 33.12 45.84 56.16 13.44 17.76 24.96 32.64 43.20 54.24 2800 3200 3600 4000 2800 3200 3600 4000 4400 4800 2800 3200 3600 4000 4400 4800 maximum airflow 5.95 6.94 7.79 8.78 5.95 6.94 7.79 8.78 9.63 10.20 5.95 6.94 7.79 8.78 9.63 10.20 210 245 275 310 210 245 275 310 340 360 210 245 275 310 340 360 12 12 12 12 24 24 24 24 24 24 48 48 48 48 48 48 (cmm) (cfm) maximum static pressure 0.571 0.732 0.909 1.122 0.571 0.732 0.909 1.122 1.315 1.543 0.571 0.732 0.909 1.122 1.315 1.543 14.5 18.6 23.1 28.5 14.5 18.6 23.1 28.5 33.4 39.2 14.5 18.6 23.1 28.5 33.4 39.2 (inaq) (mmaq) noise level (db/a) 52.0 56.0 60.0 64.0 52.0 56.0 60.0 64.0 68.0 72.0 52.0 56.0 60.0 64.0 68.0 72.0 weight (g) 880 880 880 880 880 880 880 880 880 880 880 880 880 880 880 880 iso-9001 company www.qualtekusa.com dc axial fan life expectancy: two ball: 50,000 hours two ball: 100,000 hours (-l) * indicates 2 (no special function), 3 (alarm), 4 (speed sensor), 9 (pwm), b (pwm + speed sensor) or c (alarm + speed sensor) # 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 rotation direction air flow * * * * * * * * * * * * * * * * # # # # # # # # # # # # # # # # 0 5 10 15 20 25 30 35 40 0 50 100 150 200 250 300 350 400 flowrate (cfm) fan performance curve static pressure (mmaq) a l m h j k 172 0.5 162 0.3 151 1 360 5 ?4.30.2 m4*p0.7 38.5 0.5
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