1、BRITISH STANDARD Environmental testing - Part 2: Tests - Test Z/BM: Combined dry heafflow air pressure tests The European Standard EN 6006 - present to the responsible inte - monitor related intemational and European developments and promulgate them in the UK. A list of organizations represented on
2、this committee can be obtained on request to its secretary. From 1 January 1997, all IEC publications have the number 60000 added to the old number. For instance, IEC 27-1 has been renumbered as IEC 60027-1. For a period of time during the change over from one numbering system to the other, publicat
3、ions may contain identifiers from both systems. Cross-references Attention is drawn to the fact that CEN and CENELEC standards nody include an annex which lists normative references to intrnational publications with their corresponding European publications. The British Stan b) initial measurements;
4、 c) details of mounting or supports (applicable to heat-dissipating specimens); d) state of specimen including cooling system during conditioning; e) severity: temperature, pressure and duration of exposure, whether temperature change shall be rapid or gradual; f) checks to be made at elevated tempe
5、rature before reducing the air pressure; g) checks, measurements, and/or loading during the dry heatllow air pressure conditioning; h) loading condition during recovery; j) final measurements. O BSI 04-2000 STD.BSI BS EN bOOb8-2-4L-ENGL 2000 lbS4bb9 0836204 989 Page 10 EN 60068-2-4 1: 1999 O BSI 04-
6、2000 STD-BSI ES EN h0068-2-41-ENGL 2000 Lh24hhi 083b205 815 m Page 11 EN 60068-2-4 1 : 1999 o: n OZ “4 rn I I I I 1 I -: 1 I i 1 t t t c r AI .c E O .- c L 1 A I rl 9: O BSI 04-2000 STDmBSI BS EN 60068-2-41-ENGL 2000 = lb24bb9 083b20b 751 = Page 12 EN 60068-2-41:1999 Annex ZA (normative) Normative r
7、eferences to international publications with their corresponding European publications 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 her
8、eafter. For dated references, subsequent amendments 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 (including amendments). NOTE: When
9、an international publication has been modified by common modifications, indicated by (mod), the relevant EN/HD applies. Publication IEC 60068-1 IEC 60068-2-2 IEC 60068-2-1 3 IEC 60068-3-1 IEC 60068-3-2 Year - Title EN/HD Basic environmental testing procedures EN 60068-1 Part 1: General and guidance
10、Part 2: Tests - Test B: Dry heat EN 60068-2-2 Part 2: Tests - Test M: Low air pressure EN 60068-2- 1 3 Part 3: Background information EN 60068-3-1 Section 1: Cold and dry heat tests Section 2: Combined temperature/low air EN 60068-3-2 pressure tests BS EN 60068-2-41:ZOOO IEC 60068-2-41:1976 BSI 389
11、Chiswick High Road London w4 4AL BSI - British Standards Institution BSI is the independent national body responsible for preparing British Standards. It presents the UK view on standards in Europe and at the international level. It is incorporated by Royal Charter. Revisions British Standards are u
12、pdated by amendment or revision Users of British Standards should make sure that they possess the latest amendments or editions. It is the constant aim of BSI to improve the quality of our products and services. We would be grateful if anyone finding an inaccuracy or ambiguity while using this Briti
13、sh standard would inform the Secretary of the technical committee responsible, the identity of which can be found on the inside front cover. Tel 020 8996 9ooo. Fax: 020 8996 7400. BSI offers members an individual updating service called PLUS which ensures that subscribers automatically receive the l
14、atest editions of standards. Buying standards Orders for ali BSI, intedonai and foreign standards publications should be addressed to Customer Services. Tel 020 8996 9001. Fax: 020 8996 7001. In response to orders for international standards, it is BSI policy to supply the BSI implementation of thos
15、e that have been published as British Standards, unless otherwise requested. Information on standards BSI provides a wide range of information on national, European and intemational standards through its Library and its Technical Help to Exporters Service. Various BSI electronic information services
16、 are also asdable which give details on a its products and services. Contact the Information Centre. Tel: 020 8996 7111. Fax O20 8996 7048. Subscribing members of BSI are kept up to date with standards developments and receive substantial discounts on the purchase price of standards. For details of
17、these and other benefits contact Membership Fax O20 8996 7001. Copyright Ciopynght subsists in all BSI publications. BSI also holds the copyright, in the K, of $e publications of the intermtiona standarckation bodies. Except as permitted mder the Copyright, Designs and Patents Act 1988 no extsact ma
18、y be reproduced, stored in a retrieval system or transmitted in any form or by any means - electronic, shotocopying, recording or otherwise - without prior written permission from BSI. ihis does not preclude the free use, in the course of implementing the standard, of iecessary details such as symbo
19、ls, and size, type or grade designations. If these letails are to be used for any other purpose than implementation then the prior mitten permission of BSI must be obtained. permission is granted, the tem may include royalty payments or a licensing igreement. Details and advice can be obtained from the Copyright Manager. Fel: 020 8996 7070. on. Tel 020 8996 7002.
