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1、a Date: 14 December 2007 Origin: European Latest date for receipt of comments: 31 March 2008 Project no.: 2007/03318 Responsible committee: ACE/6/-/3 Aerospace - Connectors Interested committees: Title: Draft BS EN 3660-021 Aerospace series - Cable outlet accessories for circular and rectangular ele
2、ctrical and optical connectors Part 021: Cable outlet, Style A, 90, unsealed with clamp strain relief 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 na
3、tional 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 wi
4、ll 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 circulation
5、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, Inte
6、rnational 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 International o
7、r 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 High
8、Road London W4 4AL Telephone: +44(0)20 8996 9000 Fax: +44(0)20 8996 7001 Form 36 Version 7.0 DPC: 07/30175082 DC Licensed Copy: London South Bank University, London South Bank University, Wed Jan 02 02:18:45 GMT+00:00 2008, Uncontrolled Copy, (c) BSI b Introduction This draft standard is based on Eu
9、ropean 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. Comment
10、 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 Standard a
11、nd 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 responsi
12、ble 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 for W
13、indows, 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 obt
14、ain 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. T
15、able 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 2 t
16、e 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 Ban
17、k University, London South Bank University, Wed Jan 02 02:18:45 GMT+00:00 2008, Uncontrolled Copy, (c) BSI prEN 3660-021 consensus draft DRAFT Edition: 2E _ Study No: C 2/GT 3 Draft No:2 Date: 25.10.2007 Step No: 16 _ _ Ref: _ Superseding Ref.: 1E_ UDC: 49. Descriptors: Aeronautical industry, aircra
18、ft 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 021: Cable outlet, Style A, 90, unsealed with clamp stra
19、in relief Product standard Srie arospatiale Accessoires arrieres pour connecteurs circulaires et rectangulaires lectriques et optiques Partie 021: Raccord coude a 90 non tanche type A avec brides serre-cable- Norme de Produit Luft- und Raumfahrt Endgehuse fr Elektrische und optische Rund- und Rechte
20、ck- steckverbinder Teil 021: Endgehuse, Bauform A, 90 Ausfhrung, nicht abgedichtet, mit Zugentlastungsklemme - Produktnorm Master document: X en ?fr ? de Author: Germany Mr. Tim Ehlers e-mail: tehlersglenair.de _ THE EUROPEAN ASSOCIATION OF AEROSPACE INDUSTRIES - STANDARDIZATION Gulledelle 94, B - 1
21、200 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 02:18:45 GMT+00:00 2008, Uncontrolled Copy, (c) BSI Page 2 prEN 3660-021 consensus draft 10/2007 Blank page Contents Licensed Copy: London South Ban
22、k University, London South Bank University, Wed Jan 02 02:18:45 GMT+00:00 2008, Uncontrolled Copy, (c) BSI Page 3 prEN 3660-021 consensus draft 10/2007 1. Scope and field of application 2. Normative references 3. Terminology 4. Characteristics 5. Identification 6. Marking 7. Technical specification
23、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 Copy: London South Bank University, London South Bank University, Wed Jan 02 02:18:45 GMT+00:00 2008, Unco
24、ntrolled Copy, (c) BSI Page 4 prEN 3660-021 consensus draft 10/2007 1 Scope and field of application This product standard defines a range of cable outlets, style A, 90, unsealed with clamp strain relief for use under the following conditions: Associated electrical connector(s) : EN 3660-002 Tempera
25、ture Range, Class N : - 65 C to + 200 C Class W : - 65 C to + 175 C Class K : - 65 C to + 260 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
26、the publications are listed hereafter. 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. EN
27、3660-001, Aerospace series - Cable outlet accessories for circular 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 produc
28、t standards SAE AS-85049, Connector accessories, electrical General specification for EN 3660-037 Aerospace series - Cable outlet accessories for circular and rectangular electrical and optical connectors- Part 037: bushing strip, elastomer, for cable outlet, style Z,- Product standard 3 Terminology
29、 See EN 3660-001. Licensed Copy: London South Bank University, London South Bank University, Wed Jan 02 02:18:45 GMT+00:00 2008, Uncontrolled Copy, (c) BSI Page 5 prEN 3660-021 consensus draft 10/2007 4 Characteristics 4.1 Dimensions and mass For dimensions and mass see Table 1. For interface dimens
30、ions see 4.2. Figure 1 Note: Coupling nut to be captive on cable outlet body but rotatable. Key ? A -Thread ? Marking manufactures option, see clause 6 ? 4 Drain holes, equally spaced: 2,4 mm for shell size 9 +11 3,2 mm for shell size 13 + 15 4,8 mm for shell size 17 -25 ? Knurled, manufacturers opt
31、ion ? Captive self locking nut Licensed Copy: London South Bank University, London South Bank University, Wed Jan 02 02:18:45 GMT+00:00 2008, Uncontrolled Copy, (c) BSI Page 6 prEN 3660-021 consensus draft 10/2007 Table 1 Shell size A Thread B Max. mm C Max. mm D Min. max. mm E Max. mm 09 11 13 15 1
32、7 19 21 23 25 M12x1-6H M15x1-6H M18x1-6H M22x1-6H M25x1-6H M28x1-6H M31x1-6H M34x1-6H M37x1-6H 21,8 23,9 29,0 30,5 34,0 37,1 40,1 43,4 46,5 29,0 31,0 36,1 37,6 41,1 44,2 47,2 50,5 53,6 1,52 9,65 22,4 23,9 28,4 30,2 36,6 39,6 42,9 44,5 47,8 “B” Dimension is measured from the bottom of the accessory t
33、eeth to the end of the cable outlet. Table 1 continued Shell size F Max. mm G Max. mm H 0,8 closed mm J Max. Screw size Class 2A inches Mass. Max g Class N & W Mass. Max g Class K 09 11 13 15 17 19 21 23 25 20,6 21,1 23,6 25,1 27,7 31,2 33,0 34,5 36,1 31,5 33,5 38,4 41,4 44,7 50,5 53,8 56,9 59,7 5,5
34、6 6,71 8,74 11,68 13,84 15,62 17,73 19,81 21,59 21,97 24,99 29,39 32,49 35,71 38,51 41,71 44,91 47,47 6-32UNC 6-32UNC 6-32UNC 6-32UNC 6-32UNC 8-32UNC 8-32UNC 8-32UNC 8-32UNC 23,0 24,5 27,5 31,0 33,5 34,5 36,5 40,0 42,0 43,5 46,0 52,0 57,5 63,0 65,0 68,0 75,0 79,5 “H” Cable entry is measured with sad
35、dle bars closed and bottomed on clamp ears. Licensed Copy: London South Bank University, London South Bank University, Wed Jan 02 02:18:45 GMT+00:00 2008, Uncontrolled Copy, (c) BSI Page 7 prEN 3660-021 consensus draft 10/2007 4.2. Component parts 4.2.1 A bushing strip, see EN3660-037, should be use
36、d to increase cable diameter to ensure proper function of the cable outlet clamp. Alternatively an appropriate elastomeric tape, as authorised by the OEM, may be used. 4.3 Interface dimensions 4.3.1 Associated connectors See EN3660-002. 4.3.2 AS85049 interface See Figure 2 and Table 2. All dimension
37、s in mm Figure 2 Table 2 Shell size R 0 - 0,15 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 13,56 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
38、 32,56 29,10 27,70 2,90 40 25 35,56 32,30 30,90 1,70 44 minimum penetration of T diameter Licensed Copy: London South Bank University, London South Bank University, Wed Jan 02 02:18:45 GMT+00:00 2008, Uncontrolled Copy, (c) BSI Page 8 prEN 3660-021 consensus draft 10/2007 4.4 Material and finish Mat
39、erial/Finish Class N : Aluminium/Electroless nickel Material/Finish Class W : Aluminium/Olive drab cadmium plate Material/Finish Class K : Stainless steel/Passivated 4.5 Assembly torque These torque values are intended for installation use only. Table 4 Shell size Torque Nm 0,5 09 11 13 15 17 19 21
40、23 25 4,5 4,5 4,5 4,5 4,5 4,5 9,0 9,0 9,0 4.6 Coupling thread strength torques These torque values are for test purposes, see EN 2591 420 and Table 5. Table 5 Shell size Torque Nm 0,5 09 11 13 15 17 19 21 23 25 5,5 5,5 5,5 5,5 5,5 5,5 11,0 11,0 11,0 Licensed Copy: London South Bank University, Londo
41、n South Bank University, Wed Jan 02 02:18:45 GMT+00:00 2008, Uncontrolled Copy, (c) BSI Page 9 prEN 3660-021 consensus draft 10/2007 4.7 Tests Test details to be in 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
42、No Title Not applicable Applicable see EN 3600-001 Particulars 101 Visual examination X 102 Examination of dimensions and mass X See 4.1 205 Housing (Shell) electrical continuity X Class W, N & K 5 m max. 212 Surface transfer impedance from 100 MHz to 1 GHz. See 1). X 301 Endurance at temperature X
43、Class N & W only 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 & K 48 h Class W 500 h 308 Sand and dust X 314 Immersion at low air pressure X 315 Fluid resist
44、ance X 316 Ozone resistance X 317 Flammability X 318 Fire resistance X Class K only. In accordance with EN 3645 Classes K, KE, S & SE, respectively 402 Shock X Method A. Severity: 100 g No. of shocks: One in each direction in 3 perpendicular axes, i.e. 6 shocks 403 Vibration X Method B. Fig. 3. Leve
45、l J Duration: 8 hours in each of two axes. Test performed: on one group - 50% of time 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 1) 1GHz to 10GHz under consideration Licensed Copy: Lon
46、don South Bank University, London South Bank University, Wed Jan 02 02:18:45 GMT+00:00 2008, Uncontrolled Copy, (c) BSI Page 10 prEN 3660-021 consensus draft 10/2007 Table 6 continued EN 2591 Test No Title Not applicable Applicable see EN 3600-001 Particulars 420 Mechanical strength of rear accessor
47、ies X Phase A Shell size 09 11 13 15 17 19 21 23 25 Bending moment Nm 5,5 8,5 8,5 11,5 14,0 14,0 14,0 14,0 17,0 Phase D and Table 5 422 Locking wire hole strength X 513 Residual magnetism X Not fitted to a connector. Max values:- Class N & W 2,0 Class K 5,0 5 Identification EN3660-021X XX Standard n
48、umber Material/Finish Shell size Example: EN3660-021N09 Cable Outlet Style A, 90, Aluminium, electroless Nickel, Shell Size 09 Note: No gaps are required between sections in the part number when printed. 6 Marking Refer to EN 3660-001. 7 Technical Specification Refer to EN 3660-001. Licensed Copy: London South