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escape lighting
that part of emergency lighting that provides lighting of escape routes, open areas and high-risk areas when normal lighting fails, as well as guidance markings whenever the escape routes are occupied
Note 1 to entry: This entry was numbered 845-09-11 in IEC 60050-845:1987.
Note 2 to entry: This entry was numbered 17-406 in CIE S 017:2011.