Railway applications. Fixed installations. D.C. switchgear - General Ingestion-build-201039 For other applications and/or requirements

For other applications and/or requirements the standard can be used if required by the specification

It also provides information on the settings of these buildings and structures

BS EN 1057 applies to tubes having an outside diameter from 6 mm up to and including 267 mm for:

requirements or other provisions of EU

BS EN 12560-4

Railway applications. Fixed installations. D.C. switchgear - General Ingestion-build-201039 For other applications and/or requirements1 Scope The EN 50123 series specifies requirements for d. c. switchgear and controlgear and is intended to be used in fixed electrical installations with nominal voltage not exceeding 3 000 V d. c., which supply electrical power to vehicles for public guided transport, i. e. railway vehicles, tramway vehicles, underground vehicles and trolley buses. Part 1 specifies general requirements. The other parts are covering Part 2 D. C. circuit breakers, Part