Division 4.3.15 Emergency lighting system
United Kingdom
To provide protection and safety on board in the event of all types of emergency, including fire, the interoperable trainsets shall be equipped with an emergency lighting system. This system shall provide a suitable lighting level in the passenger and in the service areas, for a minimum operating time:
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operating time of three hours after catenary supply has failed,
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lighting level of at least 5 lux at floor level.
These applicable values are defined in Annex N to this TSI. The testing methods are indicated in Chapter 6.