DS/EN 50121-4:2006
Railway applications - Electromagnetic compatibility - Part 4: Emission and immunity of the signalling and telecommunications apparatus

Standard No.

DS/EN 50121-4:2006

Release Date

2006

Published By

Danish Standards Foundation

Latest

DS/EN 50121-4:2006

Replace

DS/EN 50121-4-2001

Scope

This Standard applies to signalling and telecommunication apparatus which is installed in the railway environment. Signalling and telecommunication apparatus mounted in vehicles is covered by EN 50121-3-2.This standard specifies limits for emission and immunity and provides performance criteria forsignalling and telecommunications (S&T) apparatus which may interfere with other apparatus in therailway environment, or increase the total emissions for the railway environment beyond the limitsdefined in the appropriate standard and so risk causing Electro-Magnetic Interference (EMI) toapparatus outside the railway system.Apparatus which complies with the emissi

DS/EN 50121-4:2006 history

• 2006 DS/EN 50121-4:2006 Railway applications - Electromagnetic compatibility - Part 4: Emission and immunity of the signalling and telecommunications apparatus