DC axial compact fan 4118 NH4 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 4118 NH4 Nominal voltage VDC 48 Nominal voltage range VDC 36 .. 60 Speed (rpm) min-1 6800 Power consumption W 28 Min. ambient temperature °C -20 Max. ambient temperature °C 65 Air flow m3/h 355 Sound power level B 7.4 Sound pressure level dB(A) 67 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 4118 NH4 Technical description General description * Power consumption when wide open; these values may be considerably higher at the operating point. Impeller material Glass-fiber reinforced PA plastic Weight 0.390 kg Dimensions 119 x 119 x 38 mm Housing material Die-cast aluminum Airflow direction Intake over struts Direction of rotation Clockwise, viewed toward rotor Storage Ball bearing Service life L10 at 40 °C 62500 h Service life L10 at maximum temperature 35000 h Cable Leads AWG 22, UL 1007, TR 64, stripped and tin-plated. Motor protection Protection against reverse polarity and blocked rotor. Option Speed signal 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 4118 NH4 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 4118 NH4 250 200 (in H ² O) 1,2 0,4 50 D pf S 100 0,2 150 1,0 300 0,8 350 0,6 Pa Curves: Air performance 0 • VS 50 100 100 200 150 200 300 250 400 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