DC axial compact fan 6448 TDHH ebm-papst St. Georgen GmbH & Co. KG Hermann-Papst-Str. 1 D-78112 St. Georgen Phone +49 (0) 7724 81-0 Fax +49 (0) 7724 81-1309 [email protected] www.ebmpapst.com Nominal data Type 6448 TDHH Nominal voltage VDC 48 Nominal voltage range VDC 36 .. 72 Speed (rpm) min-1 7500 Power consumption W 163 Min. ambient temperature °C -20 Max. ambient temperature °C 60 Air flow m3/h 900 Sound power level B 8.6 Sound pressure level dB(A) 78 ml = Max. load · me = Max. efficiency · fa = Free air · cs = Customer specification · ce = Customer equipment Subject to change ENU (Web) · Approved 2016-06-22 · Page 1 / 4 ebm-papst St. Georgen GmbH & Co. KG · Hermann-Papst-Str. 1 · D-78112 St. Georgen · Phone +49 (0) 7724 81-0 · Fax +49 (0) 7724 81-1309 · [email protected] · www.ebmpapst.com DC axial compact fan 6448 TDHH Technical description General description Power consumption when wide open; these values may be considerably higher at the operating point. Weight 0.760 kg Dimensions 172 x 150 x 51 mm Impeller material Glass-fiber reinforced PA plastic Housing material Aluminum. Housing with grounding lug for M4 x 8 screw (Torx). 48 V design incl. screws. Airflow direction Exhaust over struts Direction of rotation Counterclockwise, viewed toward rotor Storage Ball bearing Service life L10 at 40 °C 70000 h Service life L10 at maximum temperature 45000 h Cable Leads AWG 22, TR 64, stripped and tin-plated. Motor protection Protection against reverse polarity and blocked rotor. Approval VDE, CSA, UL Option Control inputs and alarm and speed signals. ENU (Web) · Approved 2016-06-22 · Page 2 / 4 ebm-papst St. Georgen GmbH & Co. KG · Hermann-Papst-Str. 1 · D-78112 St. Georgen · Phone +49 (0) 7724 81-0 · Fax +49 (0) 7724 81-1309 · [email protected] · www.ebmpapst.com 6448 TDHH DC axial compact fan Product drawing ENU (Web) · Approved 2016-06-22 · Page 3 / 4 ebm-papst St. Georgen GmbH & Co. KG · Hermann-Papst-Str. 1 · D-78112 St. Georgen · Phone +49 (0) 7724 81-0 · Fax +49 (0) 7724 81-1309 · [email protected] · www.ebmpapst.com DC axial compact fan 6448 TDHH 500 400 (in H ² O) 2,8 200 0,8 100 0,4 300 2,4 600 2,0 700 2 1,6 800 1,2 Pa Curves: Air performance D pf S 1 0 • VS nmin 100 150 nmax 200 300 300 450 400 600 500 750 900 CFM m³/h ENU (Web) · Approved 2016-06-22 · Page 4 / 4 ebm-papst St. Georgen GmbH & Co. KG · Hermann-Papst-Str. 1 · D-78112 St. Georgen · Phone +49 (0) 7724 81-0 · Fax +49 (0) 7724 81-1309 · [email protected] · www.ebmpapst.com