IEVref:426-22-04ID:
Language:enStatus: Standard
Term: useful working period
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Definition: period in hours defined by the manufacturer, taking into account the current drawn by the main light source and if appropriate, the average current drawn by any accessories during that period, during which the main light source of the caplight can be continuously used of the standard being applied

Note 1 to entry: The performance standard for caplights is IEC 60079-35-2.


Publication date:2020-03
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