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



Reference EN 60947-1:1991
Title Low-voltage switchgear and controlgear - Part 1: General rules
Project Number 3010
Abstract/Scope This standard applies, when required by the relevant product standard, to switchgear and controlgear hereinafter referred to as "equipment" and intended to be connected to circuits, the rated voltage of which does not exceed 1 000 V anCn or 1 500 V d.c. It does not apply to low-voltage switchgear and controlgear assemblies which are dealt with in EN 60439. Note. In certain clauses or sub-clauses of this standard, the equipment covered by this standard is also referred to as "device" to be consistent with the text of such clauses or sub-clauses.


Current Stage code 6060
Current Stage code date 1991-10-23
Current Stage code deadline 1992-06-30
Deadline date for vote  


Order Voucher  


IEC Technical Body IEC/SC 17B
Reference Document IEC 60947-1:1988 (MOD)
ICS 29.130.20 - Low voltage switchgear and controlgear
Keywords Switchgear; Controlgear; LV
Note Supersedes EN 50027:1979, EN 50051:1985 and HD 419.1 S1:1982 * Corrigendum to EN issued June 1997 * D91/163: New dow * Superseded by EN 60947-1:1997
Special National Condition(s)  


Categories - Aspects
Product Life Cycle


Deadline Date
6060 1991-10-23 1992-06-30  
5099 1991-03-15 1991-04-15  
5020 1990-05-03 1990-11-30  
1599 1989-09-11 1990-01-11  
1520 1989-02-14 1989-05-31  
1000 1986-11-26 1987-11-26  

Implementation Dates

date of Ratification (DOR) (1) 1991-03-15
date of Availability (DAV) (2) 1991-10-23
date of Announcement (DOA) (3) 1991-06-01
date of Publication (DOP) (4) 1992-06-30
date of Withdrawal (DOW) (5) 1992-09-30


Supersedes EN 50027:1979
EN 50051:1985
Superseded by EN 60947-1:1997
Normative reference (6) IEC 60050-151:1978
IEC 60050-441:1984
IEC 60050-604:1987
HD 384.2 S2:2001
IEC 60071-1:1976
HD 354 S2:1987
HD 566 S1:1990
IEC 60099-1:1970
HD 214 S2:1980
IEC 60269-1:1968
EN 60269-2:1995
IEC 60364-4-443:1990
HD 243 S12:1995
corr. October 1995
EN 60439-1:1990
HD 241 S2:1977
HD 331 S1:1977
HD 365 S3:1985
IEC 60617-7:1983
IEC 60664:1980
IEC 60664A:1981

(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.