CENELEC - EN 50123-3
Railway applications – Fixed installations – D.C. switchgear Part 3: Indoor d.c. disconnectors, switch-disconnectors and earthing switches
|Publication Date:||1 February 2003|
|ICS Code (Railway engineering in general):||45.020|
|ICS Code (Rotating machinery):||29.160|
This part of EN 50123 specifies requirements for d.c.
NOTE 1 Switchgear assemblies, electromagnetic compatibility (EMC) and dependability are not covered in this part of EN 50123, but rather by other parts of this standard or other documents as indicated in EN 50123-1.
NOTE 2 In this standard the word "unit" means "disconnector and/or switch-disconnector and/or earthing switch" as defined in 3.1.4, 3.1.5 and 3.1.6 of EN 50123-1.
NOTE 3 Disconnectors, switch-disconnectors