International Electrotechnical Commission

EN life
life of a lamp  
the total time for which a lamp has been operated before it becomes useless, or is considered to be so according to specified criteria

Note1 to entry: Lamp life is usually expressed in hours.

[SOURCE: IEC60050-845:1987, 845-07-61]

TC/SC:82Terms     Info     Publications
Published in:IEC 62257-9-5, ed. 2.0 (2013-04) Terms     Info
Reference number:3.4

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