International Standards and Conformity Assessment for all electrical, electronic and related technologies



Reference prEN 50155
Title Railway applications - Electronic equipment used on rolling stock
Project Number 21756
Committee stage


Current Stage code 2098
Current Stage code date 2012-11-02
Current Stage code deadline  
Deadline date for vote  


Directive(s) RAIL (2008/57/EC)
Mandate(s) M/334; M/483
Order Voucher  


IEC Technical Body  
Reference Document  
Keywords Railway; Electronic; Rolling stock
Note D132/C130: NWI approved * Revision of EN 50155 needed to check consistency with revised EN 50126 series and make necessary adaptations * To be offered to IEC to revise IEC 60571 * D138/C125: Extension of the target date for vote approved to read 2013-03-31 * June 2012 decision D46/08: WI transferred to SC 9XB * TC 9XB decided to delete this PR and to create a new one (PR = 24547)
Special National Condition(s)  


Categories - Aspects
Product Life Cycle


Deadline Date
2098 2012-11-02    
2020 2010-12-03 2011-06-30  
1099 2008-04-01 2008-10-01  
1000 2007-12-05 2008-04-01  

Implementation Dates

date of Ratification (DOR) (1)  
date of Availability (DAV) (2)  
date of Announcement (DOA) (3) -
date of Publication (DOP) (4) -
date of Withdrawal (DOW) (5) -


Supersedes EN 50155:2007
Superseded by  
Normative reference (6)  

(1) Date of ratification (dor) date when the Technical Board notes the approval of an EN (and HD for CENELEC), from which time the standard may be said to be approved

(2) Date of availability (dav) date when the definitive text in the official language versions of an approved CEN/CENELEC publication is distributed by the Central Secretariat

(3) Date of announcement (doa) latest date by which the existence of an EN (and HD for CENELEC), a TS or a CWA has to be announced at national level

(4) Date of publication (dop) latest date by which an EN has to be implemented at national level by publication of an identical national standard or by endorsement

(5) Date of withdrawal (dow) latest date by which national standards conflicting with an EN (and HD for CENELEC) have to be withdrawn

(6) This list of normative references is purely indicative. The only official list of normative reference is the list of the published standard.