DC centrifugal fan RET 97-25/18/2TDP 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 RET 97-25/18/2TDP Nominal voltage VDC 48 Nominal voltage range VDC 36 .. 60 Speed (rpm) min-1 6000 Power consumption W 76 Min. ambient temperature °C -20 Max. ambient temperature °C 60 Air flow m3/h 220 Sound power level B 8.1 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 centrifugal fan RET 97-25/18/2TDP Technical description General description 3-phase fan drive with very smooth operation and high efficiency Forward-curved impeller Fan requires a scroll housing Weight 0.43 kg Dimensions Ø 97 x 41 mm Impeller material Sheet steel, galvanized Airflow direction Axial: intake radial: discharge Direction of rotation Clockwise, viewed toward rotor Storage Ball bearing Service life L10 at 40 °C 80000 h Service life L10 at maximum temperature 50000 h Cable With leads AWG 18, 20 or AWG 22, TR 64. Speed signal and control input AWG 22 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 DC centrifugal fan RET 97-25/18/2TDP 24,4 40,5 +1 97 ø 58,3 M4 (4x) ø 47,1 310 +10 6 +1 Product drawing 7,95 + 1 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 centrifugal fan RET 97-25/18/2TDP 800 [in H2O] Pa Curves 600 2,4 700 400 1,6 500 200 0,8 300 100 0 25 50 50 75 100 100 150 125 200 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