Emergency lighting - Specification for component parts of optical fibre systems Ingestion-build-177197 They include both standards defined

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ISO 6947:1990

Emergency lighting - Specification for component parts of optical fibre systems Ingestion-build-177197 They include both standards definedBS 5266 5: 1999 specifies requirements for optical fibres, lightguides, connectors, emission end mounting arrangements and light sources to be used in optical fibre emergency lighting systems. Constructional and performance requirements are given, including performance under fire conditions. The standard is applicable to the component parts of an emergency lighting system using optical fibre lightguides to distribute light from a light source to one