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



Reference EN 60077-4:2003
Title Railway applications - Electric equipment for rolling stock - Part 4: Electrotechnical components - Rules for AC circuit-breakers
Project Number 14524
Abstract/Scope Gives rules for AC circuit-breakers, the main contacts of which are to be connected to AC overhead contact lines; the nominal voltage of these circuits is in accordance with EN 60850. Complements the general requirements given in EN 60077-2.


Current Stage code 6060
Current Stage code date 2003-05-06
Current Stage code deadline 2004-01-01
Deadline date for vote  


Directive(s) RAIL pending (2008/57/EC)
Order Voucher  


IEC Technical Body IEC/TC 9
Reference Document IEC 60077-4:2003 (EQV)
ICS 45.060 - Railway rolling stock
Keywords Railway applications; Rolling stock; Equipment; AC; Circuit-breaker
Special National Condition(s)  


Categories - Aspects
Product Life Cycle
8.2.5 Noise emissions Manufacturing, Use B2B, B2C
9.3.8 Noise emissions Manufacturing, Use B2B, B2C


Deadline Date
6060 2003-05-06 2004-01-01 export to doc file  EN
5099 2003-04-01 2003-08-01  
5061 2003-02-27 2003-04-01  
5020 2002-11-08 2003-01-17  
4099 2002-11-05 2002-11-08  
4020 2001-06-01 2001-11-02  
3099 2001-05-29 2001-06-01  

Implementation Dates

date of Ratification (DOR) (1) 2003-04-01
date of Availability (DAV) (2) 2003-05-06
date of Announcement (DOA) (3) 2003-07-01
date of Publication (DOP) (4) 2004-01-01
date of Withdrawal (DOW) (5) 2006-04-01


Superseded by  
Normative reference (6) IEC 60050-441:1984
HD 588.1 S1:1991
EN 60077-1:2002
EN 60077-2:2002
IEC 60571:1998
EN 60694:1996
corr. April 1998
corr. May 1999
IEC 60850:2000
EN 61373:1999
EN 62271-100:2001

(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.