DC axial compact fan 6248 NTDA ebm-papst St. Georgen GmbH & Co. KG Hermann-Papst-Straße 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 6248 NTDA Nominal voltage VDC 48 Nominal voltage range VDC 40 .. 55 Speed 5100 Power input min-1 W Min. ambient temperature °C -20 Max. ambient temperature °C 60 Air flow m3/h 600 Sound power level B 7.4 Sound pressure level dB(A) 65 50.0 ml = max. load · me = max. efficiency · rfa = running at free air · cs = customer specs · cu = customer unit Subject to alterations Web data sheet D · Page 1 of 4 ebm-papst St. Georgen GmbH & Co. KG · Hermann-Papst-Straße 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 6248 NTDA Technical features Dimensions 172 Ø x 51 mm General description Very smooth running 3-phase fan drive. Very rigid compression curve for high air flow at high counterpressure. Electronic commutation completely integrated. Connection line Single strands AWG 22, TR 64, bared and tin-plated. Direction of rotation Left, looking at rotor, direction of rotation reversible Direction of air flow Air exhaust over bars Bearing Ball bearings Lifetime L10 at 40 °C 70000 h Mass 0.820 kg Housing material Aluminum. Housing with grounding lug for screw M4 x 8 (TORX). 48 V version incl. screws. Material of impeller Fiberglass-reinforced PA plastic Motor protection Protected against reverse polarity and locking. Approval VDE, CSA, UL, CE Web data sheet D · Page 2 of 4 ebm-papst St. Georgen GmbH & Co. KG · Hermann-Papst-Straße 1 · D-78112 St. Georgen · Phone: +49(0)7724/81-0 · Fax: +49(0)7724/81-1309 · [email protected] · www.ebmpapst.com 6248 NTDA DC axial compact fan Product drawing Web data sheet D · Page 3 of 4 ebm-papst St. Georgen GmbH & Co. KG · Hermann-Papst-Straße 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 6248 NTDA 200 0,8 100 0,4 300 (in H ² O) 400 2 1,2 Pa Charts: Air flow D pf S 1 0 • VS nmin 50 100 nmax 100 200 150 200 300 250 400 300 500 350 CFM 600 m³/h Web data sheet D · Page 4 of 4 ebm-papst St. Georgen GmbH & Co. KG · Hermann-Papst-Straße 1 · D-78112 St. Georgen · Phone: +49(0)7724/81-0 · Fax: +49(0)7724/81-1309 · [email protected] · www.ebmpapst.com