DC axial compact fan 252 H 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 252 H Nominal voltage VDC 12 Nominal voltage range VDC 10 .. 14 Speed (rpm) min-1 12000 Power consumption W 0.7 Min. ambient temperature °C -10 Max. ambient temperature °C 55 Air flow m3/h 4.6 Sound power level B 4.4 Sound pressure level dB(A) 23 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 252 H Technical description Weight 0.005 kg Dimensions 25 x 25 x 8 mm Impeller material Glass-fiber reinforced PA plastic Housing material Glass-fiber reinforced PBT plastic Airflow direction Exhaust over struts Direction of rotation Counterclockwise, viewed toward rotor Storage Sintec sleeve bearing system Service life L10 at 20 °C 35000 h Service life L10 at 60 °C 15000 h Cable Leads AWG 28, TR 64, stripped and tin-plated. Motor protection Protection against reverse polarity and blocked rotor. Approval VDE, CSA, UL Option Possible custom designs; Speed signal Moisture protection 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 252 H 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 252 H DC axial compact fan Curves: Air performance 255 M = 255 N = 255 H = 252 N = 252 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