Emergency lighting.

CFR · 2024-01-01 · US · Title 14

(a) An emergency lighting system, independent of the main lighting system, must be installed. However, the sources of general cabin illumination may be common to both the emergency and the main lighting systems if the power supply to the emergency lighting system is independent of the power supply to the main lighting system. The emergency lighting system must include: (1) Illuminated emergency exit marking and locating signs, sources of general cabin illumination, interior lighting in emergency exit areas, and floor proximity escape path marking. (2) Exterior emergency lighting. (b) Emergency exit signs— (1) For airplanes that have a passenger seating configuration, excluding pilot seats, of 10 seats or more must meet the following requirements: (i) Each passenger emergency exit locator sign required by § 25.811(d)(1) and each passenger emergency exit marking sign required by § 25.811(d)(2) must have red letters at least 1 (ii) Each passenger emergency exit sign required by § 25.811(d)(3) must have red letters at least 1 (2) For airplanes that have a passenger seating configuration, excluding pilot seats, of nine seats or less, that are required by § 25.811(d)(1), (2), and (3) must have red letters at least 1 inch high on a white background at least 2 inches high. These signs may be internally electrically illuminated, or self-illuminated by other than electrical means, with an initial brightness of at least 160 microlamberts. The colors may be reversed in the case of a sign

official document · source cfr-2024 · id 14:§ 25.812