BS EN 2988-1996 Nickel-cadmium batteries of format D type《D型规格的镍镉电池》.pdf

1、BRITISH STANDARD AEROSPACE SERIES BS EN 2988:1996 Nickel-cadmium batteries of format Dtype The European Standard EN 2988:1996 has the status of a British Standard ICS 29.220.30; 49.060BSEN 2988:1996 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 92/83155 DC ISBN 0 580 26328 2 Committees responsible for this British Standard The

3、 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) Feder

4、ation of the Electronics Industry Ministry of Defence Society of British Aerospace Companies Ltd. Amendments issued since publication Amd. No. Date CommentsBS EN2988:1996 BSI 11-1998 i Contents Page Committees responsible Inside front cover National foreword ii Foreword 2 1 Scope 3 2 Normative refer

5、ences 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 coverBSEN 2988:1996 ii BSI 11-1998 National foreword This British Standard has been prepared by Technical Commi

6、ttee ACE/6 and is the English language version of EN2988:1996 Aerospace series Nickel-cadmium batteries of format D type published by the European Committee for Standardization (CEN). EN2988 was produced as a result of international discussion in which the UnitedKingdom took an active part. A Britis

7、h 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 Correspon

8、ding British Standard EN2570:1996 BSEN2570:1996 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 updated (see

9、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 2988 July 1996 ICS 49.060 Descriptors: Aircraft industry, aircraft equipment, electric batteries, storage batteries, n

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

11、d 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 such na

12、tional 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 language and

13、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 United Ki

14、ngdom. 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 2988:1996 EEN2988:1996 BSI 11-1998 2 Foreword This European Standard has been pr

15、epared 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, prior to its

16、 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 CEN/CENELEC

17、 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 and the Un

18、ited Kingdom.EN 2988:1996 BSI 11-1998 3 1 Scope This standard specifies the characteristics of nickel-cadmium batteries of format D type. NOTEFormat D type makes it possible to differentiate between the title of the present standard and those of the other product standards for nickel-cadmium batteri

19、es. 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 to or rev

20、isions 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. EN2570, Aerospace series Nickel-cadmium batteries Technical specification. 3 Characteristics 3.

21、1 Dimensions See Figure 1. Figure 1EN2988:1996 4 BSI 11-1998 3.2 Physical characteristics See Table 1. Table 1 3.3 Electrical characteristics SeeTable 2. Table 2 Characteristics Requirements Mass (with accessories) 16,5 kg max. Accessories a Marking See 5. Acceleration See EN 2570 (for crash no igni

22、tion). 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 1 11 Ah 11

23、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. SeeEN 2570. See EN 2570. As % of C 1Ah 30 min 4 to 6 Charge at 18 C 1 h 8 to 12 3 h 15 to 20 Charge recovered See EN 2570. % of recharged capability in 30 min 23 C

24、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 .: 550 A U min

25、.: 1,1 V a See Table 3. b Value fixed by the manufacturerEN 2988:1996 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), each battery

26、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; polarity (se

27、eEN2570); 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 EN2570 and that concerning any special particulars. 7 Technical sp

28、ecification EN2570 Code Cells Electrolyte Number Power 1 20 Normal Normal 2 19 Normal 3 20 Reserve 4 10 Normal 5 20 Normal 6 19 High 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 lid Code Accesso

29、ries 1 No accessories 2 With handles 3 With temperature sensor 4 With temperature sensor and handles6 blankBS EN2988:1996 BSI 11-1998 List of references See national foreword.BSI 389 Chiswick High Road London W4 4AL | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |

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