09-30198254-DC.pdf
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1、a Date: 21 January 2009 Origin: International Latest date for receipt of comments: 20 March 2009 Project no.: 2009/00795 Responsible committee: EPL/49 Piezoelectric devices for frequency control and selection Interested committees: Title: Draft BS EN 60368-3 ED. 4 Piezoelectric filters of assessed q
2、uality Part 3: Standard outlines and lead connections Supersession information: If this document is published as a standard, the UK implementation of it will supersede BSEN60368-3 : 2002 and partially supersede. NONE If you are aware of a current national standard which may be affected, please notif
3、y the secretary (contact details below). WARNING: THIS IS A DRAFT AND MUST NOT BE REGARDED OR USED AS A BRITISH STANDARD. THIS DRAFT IS NOT CURRENT BEYOND 20 March 2009. This draft is issued to allow comments from interested parties; all comments will be given consideration prior to publication. No
4、acknowledgement will normally be sent. See overleaf for information on commenting. No copying is allowed, in any form, without prior written permission from BSI except as permitted under the Copyright, Designs and Patent Act 1988 or for circulation within a nominating organization for briefing purpo
5、ses. Electronic circulation is limited to dissemination by e-mail within such an organization by committee members. Further copies of this draft may be purchased from BSI Customer Services, Tel: +44(0) 20 8996 9001 or email . British, International and foreign standards are also available from BSI C
6、ustomer Services. Information on the co-operating organizations represented on the committees referenced above may be obtained from the responsible committee secretary. Cross-references The British Standards which implement International or European publications referred to in this draft may be foun
7、d via the British Standards Online Service on the BSI web site http:/. Direct tel: 020 8996 7009 Responsible Committee Secretary: Committee Service Centre (BSI) E-mail: Draft for Public Comment Head Office 389 Chiswick High Road London W4 4AL Telephone: +44(0)20 8996 9000 Fax: +44(0)20 8996 7001 Fo
8、rm 36 Version 8.0 DPC: 09/30198254 DC Licensed Copy: London South Bank University, South Bank University, 02/02/2009 05:21, Uncontrolled Copy, (c) BSI b Introduction This draft standard is based on international discussions in which the UK has taken an active part. Your comments on this draft are we
9、lcome and will assist in the preparation of the consequent standard. There is a high probability that this text could be adopted by CENELEC as a reference document for harmonization or as a European Standard. Recipients of this draft are requested to comment on the text bearing in mind this possibil
10、ity. UK Vote Please indicate whether you consider the UK should submit a negative (with reasons) or positive vote on this draft. Submission The guidance given below is intended to ensure that all comments receive efficient and appropriate attention by the responsible BSI committee. Annotated drafts
11、are not acceptable and will be rejected. All comments must be submitted, preferably electronically, to the Responsible Committee Secretary at the address given on the front cover. Comments should be compatible with Version 6.0 or Version 97 of Microsoft Word for Windows, if possible; otherwise comme
12、nts in ASCII text format are acceptable. Any comments not submitted electronically should still adhere to these format requirements. All comments submitted should be presented as given in the example below. Further information on submitting comments and how to obtain a blank electronic version of a
13、comment form are available from the BSI web site at: http:/ Template for comments and secretariat observations Date: xx/xx/200x Document: ISO/DIS xxxxx 1 2 (3) 4 5 (6) (7) MB Clause No./ Subclause No./ Annex (e.g. 3.1) Paragraph/ Figure/Table/ Note (e.g. Table 1) Type of com- ment Comment (justifica
14、tion for change) by the MB Proposed change by the MB Secretariat observations on each comment submitted 3.1 Definition 1 ed Definition is ambiguous and needs clarifying. Amend to read . so that the mains connector to which no connection . 6.4 Paragraph 2 te The use of the UV photometer as an alterna
15、tive cannot be supported as serious problems have been encountered in its use in the UK. Delete reference to UV photometer. Microsoft and MS-DOS are registered trademarks, and Windows is a trademark of Microsoft Corporation. Licensed Copy: London South Bank University, South Bank University, 02/02/2
16、009 05:21, Uncontrolled Copy, (c) BSI FORM CD (IEC) 2008-08-01 49/838/CD COMMITTEE DRAFT (CD) IEC/TC or SC: TC 49 Project number IEC 60368-3 - Ed. 4.0 Title of TC/SC: Piezoelectric and dielectric devices for frequency control and selection Date of circulation 2009-01-16 Closing date for comments 200
17、9-04-17 Also of interest to the following committees Supersedes document 49/807/DC, 49/816/INF,49/818A/MCR Proposed horizontal standard Other TC/SCs are requested to indicate their interest, if any, in this CD to the TC/SC secretary Functions concerned: Safety EMC Environment Quality assurance Secre
18、tary: Dr. Toshihiro KOJIMA THIS DOCUMENT IS STILL UNDER STUDY AND SUBJECT TO CHANGE. IT SHOULD NOT BE USED FOR REFERENCE PURPOSES. RECIPIENTS OF THIS DOCUMENT ARE INVITED TO SUBMIT, WITH THEIR COMMENTS, NOTIFICATION OF ANY RELEVANT PATENT RIGHTS OF WHICH THEY ARE AWARE AND TO PROVIDE SUPPORTING DOCU
19、MENTATION. Title: IEC 60368-3 - Ed. 4.0 : Piezoelectric filters of assessed quality - Part 3: Standard outlines and lead connections (Titre) : Introductory note This document is based on 49/818A/MCR, and was prepared by TC49/WG9 with support TC49/WG2. This document is the revised edition of IEC 6036
20、8-3 Ed. 3. In this document, two enclosure types (CF07, CF09) have been deleted from of lEC 60368-3 Ed. 3.0 Copyright 2009 International Electrotechnical Commission, IEC. All rights reserved. It is permitted to download this electronic file, to make a copy and to print out the content for the sole p
21、urpose of preparing National Committee positions. You may not copy or “mirror“ the file or printed version of the document, or any part of it, for any other purpose without permission in writing from IEC. Licensed Copy: London South Bank University, South Bank University, 02/02/2009 05:21, Uncontrol
22、led Copy, (c) BSI PIEZOELECTRIC FILTERS OF ASSESSED QUALITY - Part 3: Standard outlines and lead connections 1. Scope This part of IEC 60368 specifies the outline drawing for piezoelectric filters with lead enclosures. 2. Guidance for the standardization of outline drawings for frequency control and
23、 selection devices. In order to achieve a uniform presentation of all outline drawings for frequency control and selection devices the following guide shall be considered: 2.1 An outline drawing shall show all dimensional and geometrical characteristics of an enclosure necessary to ensure mechanical
24、 interchangeability with all other enclosures of the same outline. Enlarged detailed view may be used, if necessary. 2.2 The outline drawing shall consist of three parts: 22.1 A drawing with dimensional symbols (capital letter) as shown in figure 1 below with applicable notes, if necessary. 2.2.2 A
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