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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 info2@de.ebmpapst.com www.ebmpapst.com Nominal data Type 255 H Nominal voltage VDC 5 Nominal voltage range VDC 4.5 .. 5.5 Speed min-1 12000 Power input W 0.6 Min. ambient temperature °C -10 Max. ambient temperature °C 55 Air flow m3/h 4.5 Sound power level B 4.4 Sound pressure level dB(A) 23 ml = max. load · me = max. efficiency · fa = running at free air · cs = customer specs · cu = customer unit Subject to alterations Web data sheet XI · Page 1 of 4
General description Particular design features: Compact fan with low power consumption. General features: Material: fibreglass-reinforced plastic. Impeller PA, housing PBT. Electronic commutation completely integrated. Protected against reverse polarity and locking. Connection via single strands AWG 28, TR 64, bared and tin-plated. Air exhaust over bars. Direction of rotation counter-clockwise seen on rotor. Masse: 5 g. Mass 0.005 kg Dimensions 25 x 25 x 8 mm Material of impeller Fiberglass-reinforced PA plastic Housing material Fiberglass-reinforced PBT plastic Direction of air flow Air exhaust over bars Direction of rotation Left, looking at rotor Bearing Sintec sleeve bearing system Lifetime L10 at 20 °C 35000 h Lifetime L10 at 60 °C 12000 h Connection line Single strands AWG 28, TR 64, bared and tin-plated. Motor protection Protected against reverse polarity and locking. Approval VDE, CSA, UL, CE Web data sheet XI · Page 2 of 4
Web data sheet XI · Page 3 of 4
Charts: Air flow 1 2 p f 3 4 /c68 m³/h Pa V 0 0,4 0,8 1,2 1,6 2,0 2,4 CFM 0,15 0,10 0,05 (in H O) /c83 /c83 Web data sheet XI · Page 4 of 4