Fény ABC

Határidő: Lamp Survival Factor

The Lamp Survival Factor (LSF) describes the percentage of surviving lamps at a given pint in time. E.g.: Factor 0.99 after 2,000 h indicates that 99% of the lamps still operate after 2,000 hours.
"m" = operation with magnetic ballast / "e" = operation with electronic ballast.

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