Railway applications. Fixed installations. D.C. switchgear - Outdoor d.c. disconnectors, switch-disconnectors and earthing switches Ingestion-build-135476 BS EN 60512-2-2 on assessing

BS EN 60512-2-2 on assessing the contact resistance of connectors is useful for:

as specified in UNECE R

and also to specify methods of obtaining specific losses

and the process for application of paint

Railway applications. Fixed installations. D.C. switchgear - Outdoor d.c. disconnectors, switch-disconnectors and earthing switches Ingestion-build-135476 BS EN 60512-2-2 on assessing1 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.