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



Reference EN 61850-7-3:2003
Title Communication networks and systems in substations - Part 7-3: Basic communication structure for substation and feeder equipment - Common data classes
Project Number 14371
Abstract/Scope Specifies common attribute types and common data classes related to substation applications. Specifies particularly: common data classes for status information, for measured information, for controllable status information, for controllable analogue set point information, for status settings, for analogue settings and attribute types used in these common data classes. Is applicable to the description of device models and functions of substations and feeder equipment.


Current Stage code 6060
Current Stage code date 2003-06-05
Current Stage code deadline 2004-02-01
Deadline date for vote  


Mandate(s) M/490
Order Voucher  


IEC Technical Body IEC/TC 57
Reference Document IEC 61850-7-3:2003 (EQV)
ICS 33.200 - Telecontrol. Telemetering
Keywords Communication; Network; Substation; Feeder equipment; Common data class
Note Superseded by EN 61850-7-3:2011
Special National Condition(s)  


Categories - Aspects
Product Life Cycle


Deadline Date
6060 2003-06-05 2004-02-01 export to doc file  EN
5099 2003-05-01 2003-09-01  
5061 2003-03-27 2003-05-01  
5020 2002-12-20 2003-02-21  
4099 2002-12-17 2002-12-20  
4020 2001-03-16 2001-08-17  
3099 2001-03-13 2001-03-16  

Implementation Dates

date of Ratification (DOR) (1) 2003-05-01
date of Availability (DAV) (2) 2003-06-05
date of Announcement (DOA) (3) 2003-08-01
date of Publication (DOP) (4) 2004-02-01
date of Withdrawal (DOW) (5) 2006-05-01


Superseded by EN 61850-7-3:2011
Normative reference (6) ISO 1000:1992
IEC/TS 61850-2:2003
EN 61850-7-1:2003
EN 61850-7-2:2003
EN 61850-7-4:2003

(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.