Railway applications. Fixed installations. D.C. switchgear - Outdoor d.c. disconnectors, switch-disconnectors and earthing switches Ingestion-build-135476 and also to specify methods

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Railway applications. Fixed installations. D.C. switchgear - Outdoor d.c. disconnectors, switch-disconnectors and earthing switches Ingestion-build-135476 and also to specify methods1 Scope This part of EN 50123 specifies requirements for outdoor d. c. switch disconnectors, disconnectors and earthing switches for use in outdoor fixed installations of traction systems. NOTE 1 EN 501215 specifies requirements for electromagnetic compatibility (EMC). NOTE 2 In this document the word "unit" means "switch disconnector and or disconnector and or earthing switch" as defined in 3. 1. 4, 3. 1. 5 and 3. 1. 6 of EN 501231.