ebm-papst 255M Data Sheet

255 M

Nominal data

Type 255 M

Nominal voltage VDC 5

Nominal voltage range VDC 4.5 .. 5.5

DC axial compact fan

Speed (rpm) min-16500

Power consumption W 0.2

Min. ambient temperature °C -10

Max. ambient temperature °C 70

Air flow m3/h 2.3

Sound power level B < 3

Sound pressure level dB(A) 5

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

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255 M

DC axial compact fan

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 45000 h

Service life L10 at 60 °C 17500 h

Cable Leads AWG 28, TR 64, stripped and tin-plated

Motor protection Protection against reverse polarity and blocked rotor.

Approval VDE, CSA, UL, CE

Option Possible custom designs;

Speed signal
Moisture protection

ENU (Web) · Approved 2016-06-22 · Page 2 / 4

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