Railway applications. Design for PRM use. General requirements - Optical and friction characteristics Ingestion-build-190310 Quartz crystal produced for optical

Quartz crystal produced for optical applications is produced by many of the same suppliers manufacturing quartz for electronic applications

within the context of tools and methods of detailed design and implementation for software and system product lines:

It gives guidance for:

Optical phase conductor (OPPC) fibre cable

It specifies the technical delivery conditions for semi-finished products

Railway applications. Design for PRM use. General requirements - Optical and friction characteristics Ingestion-build-190310 Quartz crystal produced for optical1 Scope This European standard describes the specific Design for PRM use requirements applying to both infrastructure and rolling stock and the assessment of those requirements. The following applies to this standard: The definitions and requirements describe specific aspects of Design for PRM use required by persons with disabilities and persons with reduced mobility as defined in the PRM TSI. This standard defines elements that are universally valid