BS EN 2987-1996 Nickel-cadmium batteries of format C type《C型规格的镍镉电池》.pdf

1、BRITISH STANDARD AEROSPACE SERIES BS EN 2987:1996 Nickel-cadmium batteries of format Ctype The European Standard EN 2987:1996 has the status of a British Standard ICS 29.220.30; 49.060BS EN 2987:1996 This British Standard, having been prepared under the direction of the Engineering Sector Board, was

2、 published under the authority of the Standards Board and comes into effect on 15 November 1996 BSI 11-1998 The following BSI references relate to the work on this standard: Committee reference ACE/6 Draft for comment 92/83154 DC ISBN 0 580 26327 4 Committees responsible for this British Standard Th

3、e preparation of this British Standard was entrusted to Technical Committee ACE/6, Aerospace batteries, upon which the following bodies were represented: British Airways British Cable Makers Confederation British Rubber Manufacturers Association Civil Aviation Authority (Airworthiness Division) Fede

4、ration of the Electronics Industry Ministry of Defence Society of British Aerospace Companies Ltd. Amendments issued since publication Amd. No. Date CommentsBS EN 2987:1996 BSI 11-1998 i Contents Page Committees responsible Inside front cover National foreword ii Foreword 2 1 Scope 3 2 Normative ref

5、erences 3 3 Characteristics 3 4 Designation 5 5 Marking 5 6 Log book 5 7 Technical specification 5 Figure 1 3 Table 1 4 Table 2 4 Table 3 5 Table 4 5 Table 5 5 List of references Inside back coverBS EN 2987:1996 ii BSI 11-1998 National foreword This British Standard has been prepared by Technical Co

6、mmittee ACE/6 and is the English language version of EN 2987:1996 Aerospace series Nickel-cadmium batteries of format C type published by the European Committee for Standardization (CEN). EN 2987 was produced as a result of international discussion in which the United Kingdom took an active part. A

7、British Standard does not purport to include all the necessary provisions of a contract. Users of British Standards are responsible for their correct application. Compliance with a British Standard does not of itself confer immunity from legal obligations. Cross-reference Publication referred to Cor

8、responding British Standard EN 2570:1996 BS EN 2570:1996 Nickel-cadmium batteries Technical specification Summary of pages This document comprises a front cover, an inside front cover, pages i and ii, the EN title page, pages 2 to 6, an inside back cover and a back cover. This standard has been upda

9、ted (see copyright date) and may have had amendments incorporated. This will be indicated in the amendment table on theinside front cover.EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 2987 July 1996 ICS 49.060 Descriptors: Aircraft industry, aircraft equipment, electric batteries, storage bat

10、teries, nickel cadmium batteries, specifications, dimensions English version Aerospace series Nickel-cadmium batteries of format Ctype Srie arospatiale Batteries daccumulateurs au nickel-cadmium du type de format C Luft- und Raumfahrt Nickel-Cadmium-Batterien Bauart der Grenausfhrung C This European

11、 Standard was approved by CEN on 1995-06-29. CEN 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 and bibliographical references concerning

12、 such national standards may be obtained on application to the Central Secretariat or to any CEN member. This European Standard exists in three official versions (English, French, German). A version in any other language made by translation under the responsibility of a CEN member into its own langu

13、age and notified to the Central Secretariat has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and U

14、nited Kingdom. CEN European Committee for Standardization Comit Europen de Normalisation Europisches Komitee fr Normung Central Secretariat: rue de Stassart 36, B-1050 Brussels 1996 Copyright reserved to CEN members Ref. No. EN 2987:1996 EEN 2987:1996 2 BSI 11-1998 Foreword This European Standard ha

15、s been prepared by the European Association of Aerospace Manufacturers (AECMA). After inquiries and votes carried out in accordance with the rules of this Association, this Standard has received the approval of the National Associations and the Official Services of the member countries of AECMA, pri

16、or to its presentation to CEN. This European Standard shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by January 1997 and conflicting national standards shall be withdrawn at the latest by January 1997. According to the CE

17、N/CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland a

18、nd the United Kingdom.EN 2987:1996 BSI 11-1998 3 1 Scope This standard specifies the characteristics of nickel-cadmium batteries of format C type. NOTEFormat C type makes it possible to differentiate between the title of the present standard and those of the other product standards for nickel-cadmiu

19、m batteries. 2 Normative references This European Standard incorporates by dated or undated reference provisions from other publications. These normative references are cited at the appropriate places in the text and the publications are listed hereafter. For dated references, subsequent amendments

20、to or revisions of any of these publications apply to this European Standard only when incorporated in it by amendment or revision. For undated references the latest edition of the publication referred to applies. EN 2570, Aerospace series Nickel-cadmium batteries Technical specification. 3 Characte

21、ristics 3.1 Dimensions See Figure 1. Figure 1EN 2987:1996 4 BSI 11-1998 3.2 Physical characteristics See Table 1. Table 1 3.3 Electrical characteristics See Table 2. Table 2 Characteristics Requirements Mass (with accessories) 27,5 kg max. Accessories a Marking See 5. Acceleration See EN 2570 (for c

22、rash no ignition). Electrolyte spillage See EN 2570. Seal of lid a See EN 2570. Minimum air flow rate of ventilation 0,027 m 3 /min Resistance to salt spray See EN 2570. a Verify if required by the designation. Requirements Characteristics Test conditions Batteries Normal High power Rated capacity C

23、 1 22 Ah 22 Ah Number of cells According to code a According to code a 1 to 4 5 to 7 Rated voltage 1,2 V per cell Available capacities See EN 2570. See EN 2570. Charge at 18 C See EN 2570. As % of C 1Ah 30 min 4 to 6 1 h 8 to 12 3 h 15 to 20 Charge recovered in 30 min See EN 2570. % of recharged cap

24、ability 23 C 70 70 50 C 72 72 Prolonged charge at high temperature See EN 2570. See EN 2570. Starting capability Temperature See EN 2570. I at the 10th s 5 C 1A 10 C 1A I from the 11th to the 30th s b U at the 15th s 14 V 14 V Endurance See EN 2570. 5 C 1A 10 C 1A Short-circuit See EN 2570. I min.:

25、900 A U min.: 1,8 V a See Table 3. b Value fixed by the manufacturerEN 2987:1996 BSI 11-1998 5 4 Designation EXAMPLE: NOTEIf necessary, the code I9005 shall be placed between the description block and the identity block. Table 3 Table 4 Table 5 5 Marking In addition to the identity block (see 4), ea

26、ch battery shall bear the following information: provisioning number (for military aircraft only); name of manufacturer; manufacturers reference; country and location of manufacture; modification index where applicable; serial number; date of manufacture (month, year or code); safety instructions; p

27、olarity (see EN 2570); nominal voltage; rated capacity; number of cells. Unless otherwise indicated, the position of these markings is left to the manufacturers discretion. 6 Log book It shall contain the information of 5, information required by EN 2570 and that concerning any special particulars.

28、7 Technical specification EN 2570 Code Cells Electrolyte Number Power 1 20 Normal Normal 2 19 Normal 3 20 Reserve 4 10 Normal 5 20 High Normal 6 19 Normal 7 20 Reserve Code Case and lid 1 Sealed lid 2 Code 1 + forced ventilation 3 Code 1 + aerobatic flights 4 Lid not sealed 5 Apertures in case and l

29、id Code Accessories 1 No accessories 2 With handles 3 With temperature sensor 4 With temperature sensor and handles6 blankBS EN 2987:1996 BSI 11-1998 List of references See national foreword.BSI 389 Chiswick High Road London W4 4AL | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |

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