BS EN 50126-1-2017 Railway Applications-The Specification and Demonstration of Reliability, Availability, Maintainability and Safety （RAMS） Part 1 Generic RAMS Process.pdf

bsen50126-1:2017 BSI Standards Publication Railway Applications -The Specification and Demonstration of Reliability ,Availability , Maintainability and Safety ( RAMS) Part 1 :Generic RAMS Process bsN50126-1:2017 BRITISH STANDARD National foreword This British Standard is the implementation of EN 50126-1 :2017 .It supersedes BS EN 50126-1 :1999 ,which is withdrawn . This standards series represents a significant change from BS EN 50126 :1999 and the UK Committee acknowledges the efforts and progress made .However ,the UK mittee is of the opinion that a majority of UK ments have not been incorporated .Consequently , the UK remends users read the requirements carefully in order to understand the standards correctly ,particularly in fields of application and aspects of RAMS where EN 50126 may not have been applied historically . The UK participation in its preparation was entrusted to Technical Committee GEL /9,Railway Electrotechnical Applications . A list of organizations represented on this mittee can be obtained on request to its secretary . This publication does not purport to include all the necessary provisions of a contract .Users are responsible for ...