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



Reference EN 50578:2013
Title Railways applications - Direct current signalling relays
Project Number 23347
Abstract/Scope This European Standard gives requirements for direct current relays intended for safety-related applications in railway signalling installations. This European Standard is applicable to monostable relays. However it can also be used as a guide for other relays such as with bistable relays.


Current Stage code 6060
Current Stage code date 2013-06-21
Current Stage code deadline 2014-05-20
Deadline date for vote  


Order Voucher  


IEC Technical Body  
Reference Document  
ICS 93.100 - Construction of railways
Keywords Railway;Signalling; Relay
Note 2013-04-17 - Publication editing allocated to * Conversion of UIC leaflet 736 into a CENELEC deliverable
Special National Condition(s)  


Categories - Aspects
Product Life Cycle


Deadline Date
6060 2013-06-21 2014-05-20 export to doc file  EN  FR
5099 2013-05-20 2013-06-17  
5060 2013-04-15 2013-05-06 export to doc file  EN
5020 2013-02-08 2013-04-12 export to doc file  EN  FR  DE
4099 2012-11-20    
4060 2012-07-30 2012-08-20 export to doc file  EN
4020 2012-02-24 2012-07-27 export to doc file  EN  FR  DE
3099 2011-11-28    
1099 2011-04-01    
1000 2010-11-16 2011-03-31  

Implementation Dates

date of Ratification (DOR) (1) 2013-05-20
date of Availability (DAV) (2) 2013-06-21
date of Announcement (DOA) (3) 2013-11-20
date of Publication (DOP) (4) 2014-05-20
date of Withdrawal (DOW) (5) 2016-05-20


Superseded by  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of withdrawal (dow) latest date by which national standards conflicting with an EN (and HD for CENELEC) have to be withdrawn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