DC axial compact fan 6448 TDHH ebm-papst St. Georgen GmbH & Co. KG Hermann-Papst-Straße 1 D-78112 St. Georgen Phone +49 7724 81-0 Fax +49 7724 81-1309 [email protected] www.ebmpapst.com Nominal data Type 6448 TDHH Nominal voltage VDC 48 Nominal voltage range VDC 36 .. 72 Speed min-1 7500 Power input 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 · 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 7724 81-0 · Fax +49 7724 81-1309 · [email protected] · www.ebmpapst.com DC axial compact fan 6448 TDHH Technical features Dimensions 172 x 150 x 51 mm General description Particular design features: Very smooth running 3-phase fan drive. Very rigid compression curve for high air flow at high counterpressure. Control inputs and alarm and speed signals available on request. Optionally available with reversible speed General features: Housing made of aluminium, impeller made of fibreglass-reinforced PA; housing with grounding lug for M4 x 8 screw (Torx). 48 V version incl. screws. Electronic commutation completely integrated. Connection via single strands AWG 22, TR 64, bared and tin-plated Air exhaust over bars. Direction of rotation counter-clockwise seen on rotor. Reversible direction of rotation. Mass: 760 g. Connection line Single strands AWG 22, TR 64, bared and tin-plated. Direction of rotation Left, looking at rotor Direction of air flow Air exhaust over bars Bearing Ball bearings Lifetime L10 at 40 °C 70000 h Lifetime L10 at maximum temperature 45000 h Mass 0.760 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 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 7724 81-0 · Fax +49 7724 81-1309 · [email protected] · www.ebmpapst.com 6448 TDHH 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 7724 81-0 · Fax +49 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 Charts: Air flow D pf S 1 0 • VS nmin 100 150 nmax 200 300 300 450 400 600 500 750 900 CFM 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 7724 81-0 · Fax +49 7724 81-1309 · [email protected] · www.ebmpapst.com