1、BRITISH STANDARD BS EN 60059:1999 IEC standard current ratings ICS 17.220.01 +A1:2009BS EN 60059:1999+A1:2009 ISBN 978 0 580 697333 Amendments/corrigenda issued since publication Date Comments 30 November 2009 Implementation of IEC amendment 1:2009 with CENELEC endorsement A1:2009 National foreword
2、This British Standard is the UK implementation of EN 60059:1999+A1:2009. It is identical to IEC 60059:1999, incorporating amendment 1:2009. It supersedes BS EN 60059:1999 which is withdrawn. The start and finish of text introduced or altered by amendment is indicated in the text by tags. Tags indica
3、ting changes to IEC text carry the number of the IEC amendment. For example, text altered by IEC amendment 1 is indicated by !“. The UK participation in its preparation was entrusted to Technical Committee GEL/8, Systems aspects for electrical energy supply. A list of organizations represented on th
4、is committee can be obtained on request to its secretary. This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application. Compliance with a British Standard cannot confer immunity from legal obligations. This British Standar
5、d was published under the authority of the Standards Committee and comes into effect on 15 October 1999 BSI 2009EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 60059:1999+A1 July 2009 ICS 29.020 English version IEC standard current ratings (IEC 60059:1999) Caractristiques des courants normaux d
6、e la CEI (CEI 60059:1999) IEC-Normwerte fr Bemessungsstrme (IEC 60059:1999) This European Standard was approved by CENELEC on 1999-08-01. CENELEC members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status of a nat
7、ional standard without any alteration. Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the Central Secretariat or to any CENELEC member. This European Standard exists in three official versions (English, French, German). A version
8、in any other language made by translation under the responsibility of a CENELEC member into its own language and notified to the Central Secretariat has the same status as the official versions. CENELEC members are the national electrotechnical committees of Austria, Belgium, Czech Republic, Denmark
9、, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and United Kingdom. CENELEC European Committee for Electrotechnical Standardization Comit Europen de Normalisation Electrotechnique Europisches Komitee fr Elektrotechnis
10、che Normung Central Secretariat: rue de Stassart 35, B-1050 Brussels 1999 CENELEC All rights of exploitation in any form and by any means reserved worldwide for CENELEC members. Ref. No. EN 60059:1999 EEN 60059:1999+A1:2009 BSI 2009 2 Foreword The text of document 8/1174/FDIS, future edition 2 of IE
11、C 60059, prepared by IEC TC 8, Standard voltages, current ratings and frequencies, was submitted to the IEC-CENELEC parallel vote and was approved by CENELEC as EN 60059 on 1999-08-01. The following dates were fixed: Endorsement notice The text of the International Standard IEC 60059:1999 was approv
12、ed by CENELEC as a European Standard without any modification. Contents Page Foreword 2 1 Scope 3 2 Normative reference 3 3 Ratings 3 latest date by which the EN has to be implemented at national level by publication of an identical national standard or by endorsement (dop) 2000-05-01 latest date by
13、 which the national standards conflicting with the EN have to be withdrawn (dow) 2002-08-01 Foreword to amendment A1 The text of document 8/1261/FDIS, future amendment 1 to IEC 60059:1999, prepared by IEC TC 8, Systems aspects for electrical energy supply, was submitted to the IEC-CENELEC parallel v
14、ote and was approved by CENELEC as amendment A1 to EN 60059:1999 on 2009-07-01. The following dates were fixed: latest date by which the amendment has to be implemented at national level by publication of an identical national standard or by endorsement (dop) 2010-04-01 latest date by which the nati
15、onal standards conflicting with the amendment have to be withdrawn (dow) 2012-07-01 Endorsement notice The text of amendment 1:2009 to the International Standard IEC 60059:1999 was approved by CENELEC as an amendment to the European Standard without any modification. BS EN 60059:1999+A1:2009EN 60059
16、:1999+A1:2009 BSI 2009 3 1 Scope This standard specifies standard current ratings for electrical devices, apparatus, instruments and equipment text deleted . This standard does not apply to current ratings of components and parts used within electrical devices or items of equipment. 2 Normative refe
17、rence The following normative documents contain provisions which, through reference in this text, constitute provisions of IEC 60059. For dated references, subsequent amendments to, or revisions of, any of these publications do not apply. However, parties to agreements based on IEC 60059 are encoura
18、ged to investigate the possibility of applying the most recent editions of the normative documents indicated below. For undated references, the latest edition of the normative document referred to applies. Members of IEC and ISO maintain registers of currently valid International Standards. ISO 3:19
19、73, Preferred numbers Series of preferred numbers. 3 Ratings The chosen values are compliant with the R10 series specified in ISO 3. For any type of equipment, the current ratings should be selected among the values in the following table. The steps may vary according to the equipment concerned, dep
20、ending on their use or properties. The selection of the values to be adopted should be considered in each case on its merits and it may be found that there are good grounds for choosing 1,5 3 6 7,5 instead of 1,6 3,15 6,3 8, as well as their multiples of 10 n(n is a positive integer). Standard curre
21、nt ratings A 1 1,25 1,6 2 2,5 3,15 4 5 6,3 8 10 12,5 16 20 25 31,5 40 50 63 80 100 125 160 200 250 315 400 500 630 800 1 000 1 250 1 600 2 000 2 500 3 150 4 000 5 000 6 300 8 000 10 000 12 500 16 000 20 000 25 000 31 500 40 000 50 000 63 000 80 000 100 000 125 000 160 000 200 000 ! “ ! “ These value
22、s should be applied to the design of utilization systems or equipment as well as to operating characteristics. BS EN 60059:1999+A1:2009BSI Group Headquarters 389 Chiswick High Road, London, W4 4AL, UK Tel +44 (0)20 8996 9001 Fax +44 (0)20 8996 7001 standards BSI - British Standards Institution BSI
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