1、BRITISH STANDARD BS EN 60993:2002 Electrolyte for vented nickel-cadmium cells The European Standard EN 60993:2002 has the status of a British Standard ICS 29.220.30 BS EN 60993:2002 This British Standard, having been prepared under the direction of the Electrotechnical Sector Policy and Strategy Com
2、mittee, was published under the authority of the Standards Policy and Strategy Committee on 19 September 2002 BSI 19 September 2002 ISBN 0 580 40370 X National foreword This British Standard is the official English language version of EN 60993:2002. It is identical with IEC 60993:1989. The UK partic
3、ipation in its preparation was entrusted to Technical Committee PEL/21/1, Secondary cells and batteries containing alkaline and other non-acidic electrolytes, which has the responsibility to: A list of organizations represented on this committee can be obtained on request to its secretary. Cross-ref
4、erences The British Standards which implement international or European publications referred to in this document may be found in the BSI Catalogue under the section entitled “International Standards Correspondence Index”, or by using the “Search” facility of the BSI Electronic Catalogue or of Briti
5、sh Standards Online 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 does not of itself confer immunity from legal obligations. aid enquirers to understand the text; present
6、to the responsible European committee any enquiries on the interpretation, or proposals for change, and keep the UK interests informed; monitor related international and European developments and promulgate them in the UK. Summary of pages This document comprises a front cover, an inside front cover
7、, the EN title page, pages 2 to 12, an inside back cover and a back cover. The BSI copyright date displayed in this document indicates when the document was last issued. Amendments issued since publication Amd. No. Date CommentsEUROPEAN STANDARD EN 60993 NORME EUROPENNE EUROPISCHE NORM July 2002 CEN
8、ELEC European Committee for Electrotechnical Standardization Comit Europen de Normalisation Electrotechnique Europisches Komitee fr Elektrotechnische Normung Central Secretariat: rue de Stassart 35, B - 1050 Brussels 2002 CENELEC - All rights of exploitation in any form and by any means reserved wor
9、ldwide for CENELEC members. Ref. No. EN 60993:2002 E ICS 29.220.30 Supersedes HD 585 S1:1991 English version Electrolyte for vented nickel-cadmium cells (IEC 60993:1989) Electrolyte pour lments ouverts au nickel-cadmium (CEI 60993:1989) Elektrolyt fr geschlossene wiederaufladbare Nickel-Cadmium-Zell
10、en (IEC 60993:1989) This European Standard was approved by CENELEC on 2002-07-01. 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 national standard without any alteration. Up-to-date lists
11、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 in any other language made by translation under the resp
12、onsibility 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, Finland, France, Germany, Greece, Hungary, Iceland, Ir
13、eland, Italy, Luxembourg, Malta, Netherlands, Norway, Portugal, Slovakia, Spain, Sweden, Switzerland and United Kingdom.Foreword The text of the International Standard IEC 60993:1989, prepared by SC 21A, Secondary cells and batteries containing alkaline or other non-acid electrolytes, of IEC TC 21,
14、Secondary cells and batteries, was approved by CENELEC as HD 585 S1 on 1991-02-01. This Harmonization Document was submitted to the formal vote for conversion into a European Standard and was approved by CENELEC as EN 60993 on 2002-07-01. The following date was fixed: latest date by which the EN has
15、 to be implemented at national level by publication of an identical national standard or by endorsement (dop) 2003-07-01 Annexes designated “informative“ are given for information only. In this standard, annexes A and B are informative. _ Endorsement notice The text of the International Standard IEC
16、 60993:1989 was approved by CENELEC as a European Standard without any modification. _ Page2 EN60993:2002CONTENTS Clause Page 1. Scope.4 2. Object 4 3. Definitions4 3.1 Classification of impurities 4 3.2 Filling electrolyte5 3.3 Operating electrolyte .5 3.4 Replacement electrolyte5 4. Preparation of
17、 the electrolyte.5 4.1 Requirements of potassium hydroxide (KOH), solid and liquid, supplied for preparation of electrolytes.5 4.2 Requirements of water used for topping up and preparation of electrolytes 7 4.3 Requirements of solid lithium hydroxide (LiOH, H 2 O ) used as an additive for preparatio
18、n of electrolytes.8 5. Requirements for filling and replacements electrolyte 8 6. Physical and Chemical requirements of electrolyte 9 6.1 Density of electrolyte.9 6.2 Minimum and maximum values of electrolyte density.10 6.3 Purity of the electrolyte10 APPENDIX A11 APPENDIX B12 Page3 EN60993:2002Page
19、4 EN60993:2002Page5 EN60993:2002Page6 EN60993:2002Page7 EN60993:2002Page8 EN60993:2002Page9 EN60993:2002Page10 EN60993:2002Page11 EN60993:2002Page12 EN60993:2002BS EN 60993:2002 BSI 389 Chiswick High Road London W4 4AL BSI British Standards Institution BSI is the independent national body responsibl
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