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1、a Date: 14 December 2007 Origin: European Latest date for receipt of comments: 31 March 2008 Project no.: 2007/03316 Responsible committee: ACE/6/-/3 Aerospace - Connectors Interested committees: ACE/6 Title: Draft BS EN 3660-016 Aerospace series - Cable outlet accessories for circular and rectangul
2、ar electrical and optical connectors Part 016: Grommet nut, style A, self-locking and non self-locking - Product standard Supersession information: If this document is published as a standard, the UK implementation of it will supersede NONE and partially supersede. NONE If you are aware of a current
3、 national standard which may be affected, please notify 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 31 March 2008. This draft is issued to allow comments from interested parties; all comments
4、 will be given consideration prior to publication. No 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 circulati
5、on within a nominating organization for briefing purposes. 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 ordersbsi-. British, I
6、nternational and foreign standards are also available from BSI Customer 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 Internationa
7、l or European publications referred to in this draft may be found via the British Standards Online Service on the BSI web site http:/www.bsi-. Direct tel: 020 8996 7792 Responsible Committee Secretary: Mrs Sara Walton (BSI) E-mail: sara.waltonbsi- Draft for Public Comment Head Office 389 Chiswick Hi
8、gh Road London W4 4AL Telephone: +44(0)20 8996 9000 Fax: +44(0)20 8996 7001 Form 36 Version 7.0 DPC: 07/30175075 DC Licensed Copy: London South Bank University, London South Bank University, Wed Jan 02 02:13:29 GMT+00:00 2008, Uncontrolled Copy, (c) BSI b Introduction This draft standard is based on
9、 European discussions in which the UK has taken an active part. Your comments on this draft are welcome and will assist in the preparation of the consequent British Standard. If no comments are received to the contrary, then the UK will approve this draft and implement it as a British Standard. Comm
10、ent is particularly welcome on national, legislative or similar deviations that may be necessary. Even if this draft standard is not approved by the UK, if it receives the necessary support in Europe, the UK will be obliged to publish the official English Language text unchanged as a British Standar
11、d and to withdraw any conflicting standard. 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 respo
12、nsible BSI committee. Annotated drafts 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 fo
13、r Windows, if possible; otherwise comments 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
14、obtain a blank electronic version of a comment form are available from the BSI web site at: http:/www.bsi- 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
15、. Table 1) Type of com- ment Comment (justification 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
16、2 te The use of the UV photometer as an alternative 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
17、Bank University, London South Bank University, Wed Jan 02 02:13:29 GMT+00:00 2008, Uncontrolled Copy, (c) BSI PrEN3660-016 Consensus draft: 10/ 2007 Page 1 prEN 3660-016 DRAFT Edition: 3 _ Study No: C 2/GT 3 Draft No: 3 Date: 25.10.2007 Step No: _ _ Ref: _ Superseding Ref.:2E UDC: 49. Descriptors: A
18、eronautical industry, aircraft equipment, accessories, electrical connection equipment, electrical connector, characteristics, outlet, backshells ENGLISH VERSION Aerospace series Cable outlet accessories for circular and rectangular electrical and optical connectors Part 016: Grommet nut, style A ,
19、self-locking and non self-locking - Product standard Srie arospatiale Accessoires arrieres pour connecteurs circulaires et rectangulaires lectriques et optiques Partie 016: Ecrou serre-fils, type A Auto-frein et non auto-frein ? Norme de produit Luft- und Raumfahrt Endgehuse fr elektrische und optis
20、che Rund- und Rechteck- steckverbinder Teil 016: Dichtungsmutter, Bauform A, selbstsichernd und nicht selbstsichernd -Produktnorm Master document: X en ?fr ? de Author: Germany, Tim Ehlers e-mail: tehlersglenair.de _ THE EUROPEAN ASSOCIATION OF AEROSPACE INDUSTRIES - STANDARDIZATION Gulledelle 94, B
21、 - 1200 Bruxelles Tel.: (32) 2 775 81 17(23) Fax.: (32) 2 763 35 65 Licensed Copy: London South Bank University, London South Bank University, Wed Jan 02 02:13:29 GMT+00:00 2008, Uncontrolled Copy, (c) BSI Page 2 consensus draft prEN 3660-016: 10/ 2007 Contents 1 Scope and field of application 2 Nor
22、mative references 3 Terminology 4 Characteristics 5 Identification 6 Marking 7 Technical specification Warning This document is not a European Standard. It is distributed for review and comments. It is subject to change without notice and shall not be referred to as a European Standard. Licensed Cop
23、y: London South Bank University, London South Bank University, Wed Jan 02 02:13:29 GMT+00:00 2008, Uncontrolled Copy, (c) BSI Page 3 consensus draft prEN 3660-016 : 10/ 2007 Blank page Licensed Copy: London South Bank University, London South Bank University, Wed Jan 02 02:13:29 GMT+00:00 2008, Unco
24、ntrolled Copy, (c) BSI Page 4 consensus draft prEN 3660-016: 10/ 2007 1 Scope and field of application This product standard defines a range of grommet nuts, style A, for use under the following conditions:- Associated electrical connector(s) : EN 3660-002 Temperature range, Class N : - 65 C to + 20
25、0 C Class W : - 65 C to + 175 C 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, sub
26、sequent 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. EN 3660-001, Aerospace series - Cable outlet accessories for circul
27、ar and rectangular electrical and optical connectors - Part 001: Technical specification EN 3660-002, Aerospace series - Cable outlet accessories for circular and rectangular electrical and optical connectors - Part 002: Index of product standards SAE AS-85049, Connector accessories, electrical Gene
28、ral specification for 3 Terminology For the purposes of this standard, the definitions given in EN 3660-001 apply. Licensed Copy: London South Bank University, London South Bank University, Wed Jan 02 02:13:29 GMT+00:00 2008, Uncontrolled Copy, (c) BSI Page 5 consensus draft prEN 3660-016 : 10/ 2007
29、 4 Characteristics 4.1 Variant N: Non self-locking version 4.1.1 Dimensions and mass For dimensions and mass see Figure 1 and Table 1. For interface dimensions see 4.3 and Table 3. All dimensions in mm Figure 1 Key: ? Marking see clause 6 ? Knurled, manufacturers option ? A-Thread Shell size A Threa
30、d Class -6H B max. mm C max. mm D Nominal mm Mass g max. 09 11 13 15 17 19 21 23 25 M12 X 1 M15 X 1 M18 X 1 M22 X 1 M25 X 1 M28 X 1 M31 X 1 M34 X 1 M37 X 1 19,6 20,8 23,9 26,2 30,7 34,5 37,6 40,6 43,2 18,0 6,9 9,5 13,0 14,9 18,0 20,0 23,2 26,4 29,3 3,2 4,0 5,1 6,0 6,8 8,8 9,8 11,4 12,7 Licensed Copy
31、: London South Bank University, London South Bank University, Wed Jan 02 02:13:29 GMT+00:00 2008, Uncontrolled Copy, (c) BSI Page 6 consensus draft prEN 3660-016: 10/ 2007 4.2 Variant S: Self-locking version 4.2.1 Dimensions and mass For dimensions and mass see Figure 2 and Table 2. For interface di
32、mensions see 4.3 and Table 3. All dimensions in mm Figure 2 Key: ? Marking see clause 6 ? Knurled, manufacturers option ? A-Thread ? self locking mechanism Table 1 Shell size A Thread Class -6H E max. mm F max. mm G 0,38 mm H 0,38 mm Mass g max. 09 11 13 15 17 19 21 23 25 M12 X 1 M15 X 1 M18 X 1 M22
33、 X 1 M25 X 1 M28 X 1 M31 X 1 M34 X 1 M37 X 1 21,8 25,0 29,3 32,5 35,7 38,5 41,7 44,9 48,0 17,0 3,43 3,43 3,43 3,43 5,03 5,03 5,03 6,60 6,60 3,43 3,43 3,43 3,43 5,03 5,03 5,03 5,03 5,03 3,5 4,3 5,4 6,2 6,9 9,1 10,1 11,7 13,0 Licensed Copy: London South Bank University, London South Bank University, W
34、ed Jan 02 02:13:29 GMT+00:00 2008, Uncontrolled Copy, (c) BSI Page 7 consensus draft prEN 3660-016 : 10/ 2007 4.3 Interface dimensions 4.3.1 Associated connection See EN 3660-002 - Figure 3 Table 3 Shell size R Ref. mm S min. mm T min. mm U min. mm N Number of teeth 09 10,57 7,50 6,70 2,90 12 11 13,
35、56 10,80 9,90 2,90 16 13 16,58 13,80 12,80 2,90 20 15 20,57 16,90 16,00 2,90 24 17 23,57 20,10 19,20 2,90 28 19 26,57 22,80 21,40 2,90 32 21 29,57 26,00 24,60 2,90 36 23 32,56 29,10 27,70 2,90 40 25 35,56 32,30 30,90 1,70 44 minimum penetration of T diameter 4.4 Material and finish Material/Finish C
36、lass N : Aluminium/Electroless nickel Material/Finish Class W : Aluminium/Olive drab cadmium plate Licensed Copy: London South Bank University, London South Bank University, Wed Jan 02 02:13:29 GMT+00:00 2008, Uncontrolled Copy, (c) BSI Page 8 consensus draft prEN 3660-016: 10/ 2007 4.5 Assembly tor
37、que These torque values are intended for installation use only. Table 4 Shell size Torque Nm 0,5 08 10 12 14 16 18 20 22 24 28 4,5 4,5 4,5 4,5 4,5 4,5 9,0 9,0 9,0 10,0 4.6 Coupling thread strength torques These torque values are for test purposes, see EN 2591-420 and Table 6. Table 5 Shell size Torq
38、ue Nm 0,5 08 10 12 14 16 18 20 22 24 28 5,5 5,5 5,5 5,5 5,5 5,5 11,0 11,0 11,0 12,0 Licensed Copy: London South Bank University, London South Bank University, Wed Jan 02 02:13:29 GMT+00:00 2008, Uncontrolled Copy, (c) BSI Page 9 consensus draft prEN 3660-016 : 10/ 2007 4.7 Tests Test details to be i
39、n accordance with Table 6 and EN 3660-001, clause 9. Qualification to be in accordance with EN 3660-001, clause 10. Table 6 EN 2591 Test No Title Not applicable Applicable See EN 3660-001 Particulars 101 Visual examination X 102 Examination of dimensions and mass X See 4.1 205 Housing (Shell) electr
40、ical continuity X 212 Surface transfer impedance from 100 MHz to 1 GHz. See 1). X 301 Endurance at temperature X 305 Rapid change of temperature X 306 Mould growth X See EN 3660-001, 10.2.3 307 Salt mist X Cable outlet not fitted to a connector and suspended with non-metallic cord. Duration: Class N
41、, 48 h Class W 500 h 308 Sand and dust X 314 Immersion at low air pressure X 315 Fluid resistance X 316 Ozone resistance X 317 Flammability X 318 Fire resistance X 402 Shock X 403 Vibration X Method B. Fig. 3. Level J Duration: 8 hours in each of two axes. Test performed: on one group - 50% of time
42、at - 65 C 50% of time at ambient temp on a 2nd group - 100% of time at max. temp of class under test 406 Mechanical endurance X 408 Mating and unmating forces X 420 Mechanical strength of rear accessories X Phase D and Table 5 422 Locking wire hole strength X 513 Residual magnetism X Not fitted to a
43、 connector. Max value: 2,0 1) 1 GHz to 10 GHz under consideration Licensed Copy: London South Bank University, London South Bank University, Wed Jan 02 02:13:29 GMT+00:00 2008, Uncontrolled Copy, (c) BSI Page 10 consensus draft prEN 3660-016: 10/ 2007 5 Identification EN3660-016X XX X Product standa
44、rd Material/Finish Shell size Variant - N non self-locking S self-locking Example: EN3660-016N09S Style A Grommet nut, Aluminium, electroless nickel, Shell size 09, self-locking Note: No gaps are required between sections in the part number when printed. 6 Marking Refer to EN 3660-001 7 Technical sp
45、ecification Refer to EN 3660-001 Licensed Copy: London South Bank University, London South Bank University, Wed Jan 02 02:13:29 GMT+00:00 2008, Uncontrolled Copy, (c) BSI Page 11 consensus draft prEN 3660-016 : 10/ 2007 Change log (To be removed from green paper edition): Date Changes Reason June 20
46、07 Original draft of Standard July 2007 Change in table 1 under column G Shell size 23 and 25: 5,03 to read 6,60 Change in table 3 under column R shell size 19: 25,57 to read 26,57 Shell size 21: 29,97 to read 29,57 And delete tolerance by Ref Correction of typographical errors To be in line with AS
47、85049Rev.B October 2007 Test -422 made not applicable Variant N has no wire locking holes, and Variant S is selflocking Delete 8 quality EN9133 throughout document Is covered in 3660-001 Licensed Copy: London South Bank University, London South Bank University, Wed Jan 02 02:13:29 GMT+00:00 2008, Uncontrolled Copy, (c) BSI