1、Aerospace series - Cable outlet accessories for circular and rectangular electrical and optical connectorsPart 034: Memory metal rings, style Z, for the attachment of screens - Product standardBS EN 3660-034:2017BSI Standards PublicationWB11885_BSI_StandardCovs_2013_AW.indd 1 15/05/2013 15:06EUROPEA
2、N STANDARD NORME EUROPENNE EUROPISCHE NORM EN 3660-034 September 2017 ICS 49.060 English Version Aerospace series - Cable outlet accessories for circular and rectangular electrical and optical connectors - Part 034: Memory metal rings, style Z, for the attachment of screens - Product standard Srie a
3、rospatiale - Accessoires arrire pour connecteurs circulaires et rectangulaires lectriques et optiques - Partie 034 : Bague mtallique mmoire de forme, type Z, pour reprise de blindage - Norme de produit Luft- und Raumfahrt - Endgehuse fr elektrische und optische Rund- und Rechtecksteckverbinder - Tei
4、l 034: Formgedchtnismetallring, Bauform Z, zum Anschluss von Schirmgeflecht - Produktnorm This European Standard was approved by CEN on 23 January 2017. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard the stat
5、us of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the CEN-CENELEC Management Centre or to any CEN member. This European Standard exists in three official versions (English, French, Ge
6、rman). A version in any other language made by translation under the responsibility of a CEN member into its own language and notified to the CEN-CENELEC Management Centre has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croat
7、ia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turke
8、y and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG CEN-CENELEC Management Centre: Avenue Marnix 17, B-1000 Brussels 2017 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Re
9、f. No. EN 3660-034:2017 ENational forewordThis British Standard is the UK implementation of EN 3660-034:2017.The UK participation in its preparation was entrusted to Technical Committee ACE/6, Aerospace avionic electrical and fibre optic technology.A list of organizations represented on this committ
10、ee can be obtained on request to its secretary.This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application. The British Standards Institution 2017 Published by BSI Standards Limited 2017ISBN 978 0 580 96069 7ICS 49.060Com
11、pliance with a British Standard cannot confer immunity from legal obligations.This British Standard was published under the authority of the Standards Policy and Strategy Committee on 30 September 2017.Amendments/corrigenda issued since publicationDate Text affectedBRITISH STANDARDBS EN 3660-034:201
12、7EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 3660-034 September 2017 ICS 49.060 English Version Aerospace series - Cable outlet accessories for circular and rectangular electrical and optical connectors - Part 034: Memory metal rings, style Z, for the attachment of screens - Product standar
13、d Srie arospatiale - Accessoires arrire pour connecteurs circulaires et rectangulaires lectriques et optiques - Partie 034 : Bague mtallique mmoire de forme, type Z, pour reprise de blindage - Norme de produit Luft- und Raumfahrt - Endgehuse fr elektrische und optische Rund- und Rechtecksteckverbind
14、er - Teil 034: Formgedchtnismetallring, Bauform Z, zum Anschluss von Schirmgeflecht - Produktnorm This European Standard was approved by CEN on 23 January 2017. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard
15、the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the CEN-CENELEC Management Centre or to any CEN member. This European Standard exists in three official versions (English, Fr
16、ench, German). A version in any other language made by translation under the responsibility of a CEN member into its own language and notified to the CEN-CENELEC Management Centre has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Bulgari
17、a, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerlan
18、d, Turkey and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG CEN-CENELEC Management Centre: Avenue Marnix 17, B-1000 Brussels 2017 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Mem
19、bers. Ref. No. EN 3660-034:2017 EBS EN 3660-034:2017EN 3660-034:2017 (E) 2 Contents Page European foreword . 3 1 Scope 4 2 Normative references 4 3 Terms and definitions . 4 4 Characteristics 5 5 Designation 7 6 Marking . 8 7 Storage. 8 8 Technical specification 8 BS EN 3660-034:2017EN 3660-034:2017
20、 (E) 3 European foreword This document (EN 3660-034:2017) has been prepared by the Aerospace and Defence Industries Association of Europe - Standardization (ASD-STAN). After enquiries and votes carried out in accordance with the rules of this Association, this European Standard has received the appr
21、oval of the National Associations and the Official Services of the member countries of ASD, prior to its 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 March 2018, and confli
22、cting national standards shall be withdrawn at the latest by March 2018. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. CEN shall not be held responsible for identifying any or all such patent rights. According to the CEN-CENELEC
23、 Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Icela
24、nd, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the United Kingdom. BS EN 3660-034:2017EN 3660-034:2017 (E) 4 1 Scope This European Standard defines a range of memory metal ri
25、ngs, style Z, for terminating cable screens to cable outlets. The mating connectors and applicable cable outlets are listed in EN 3660-002. 2 Normative references The following documents, in whole or in part, are normatively referenced in this document and are indispensable for its application. For
26、dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. EN 2997 (series), Aerospace series Connectors, electrical, circular, coupled by threaded ring, fire-resistant or non fire-resistant, operating t
27、emperatures 65 C to 175 C continuous, 200 C continuous, 260 C peak EN 3646 (series), Aerospace series Connectors, electrical, circular, bayonet coupling, operating temperature 175 C or 200 C continuous EN 3660-001, Aerospace series Cable outlet accessories for circular and rectangular electrical and
28、 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 EN 3660-031, Aerospace series Cable outlet accessories for circular and rectangular electri
29、cal and optical connectors Part 031: Cable outlet, style K, straight, for heat shrinkable boot, shielded, sealed Product standard EN 3660-032, Aerospace series Cable outlet accessories for circular and rectangular electrical and optical connectors Part 032: Cable outlet, style K, straight, for heat
30、shrinkable boot, shielded, sealed Product standard EN 3660-035, Aerospace series Cable outlet accessories for circular and rectangular electrical and optical connectors Part 035: Cable outlet, style K, 90, for heat shrinkable boot, shielded, sealed Product standard EN 3660-066, Aerospace series Cabl
31、e outlet accessories for circular and rectangular electrical and optical connectors Part 066: Cable outlet, style K, 90, for heat shrinkable boot, shielded, sealed Product standard 3 Terms and definitions For the purposes of this document, the terms and definitions given in EN 3660-001 apply. BS EN
32、3660-034:2017EN 3660-034:2017 (E) 5 4 Characteristics 4.1 Materials 4.1.1 The rings shall be manufactured from a shape-memory alloy consisting essentially of nickel and titanium. 4.1.2 The thermochromic paint applied as two stripes shall change colour when the appropriate installation temperature ha
33、s been reached. 4.1.3 An insulating layer shall be applied to the inner surface to facilitate the use of a resistance heating installation tool. 4.2 Dimensions See Figure 1 and Table 1. Detail AA Key 1 Ring type designation (on the outer diameter surface) AI rings have no marking at this location BI
34、 rings are marked with a red dot CI rings are marked with a blue dot 2 The outside surface is marked with two thermochromics indicators approximately at 180 apart in relation to each other. The marking position in relation to weld joint is not specified nor required. The shape and the indicator type
35、 may vary by manufacturers Figure 1 BS EN 3660-034:2017EN 3660-034:2017 (E) 6 Table 1 Dimensions Dimensions in millimetres Size code and designation (see Figure 1) A D As supplied min. Free recovered max. 04AI 10,08 9,63 1,85 0,13 04BI 10,57 10,11 1,85 0,13 05AI 11,68 11,18 1,85 0,13 05BI 12,17 11,6
36、3 1,85 0,13 06AI 13,28 12,68 1,85 0,13 06BI 13,92 13,28 1,85 0,13 07AI 14,88 14,20 1,85 0,13 07BI 15,39 14,68 1,85 0,13 08AI 16,51 15,75 1,85 0,13 08BI 17,02 16,23 1,85 0,13 10AI 19,86 18,90 1,85 0,13 10BI 20,37 19,38 1,85 0,13 10CI 21,08 20,09 1,85 0,13 12AI 23,17 22,02 1,85 0,13 12BI 23,65 22,50 1
37、,85 0,13 12CI 24,38 23,17 1,85 0,13 14AI 26,42 25,10 1,85 0,13 14BI 29,92 25,58 1,85 0,13 14CI 27,66 26,24 1,85 0,13 16AI 29,74 28,22 1,85 0,13 16BI 30,25 28,68 1,85 0,13 16CI 30,89 29,31 1,85 0,13 18AI 33,05 31,34 1,85 0,13 18BI 33,53 31,80 1,85 0,13 20AI 36,32 34,47 1,85 0,13 20BI 36,83 34,95 1,85
38、 0,13 22AI 39,19 37,16 2,24 0,18 22BI 39,65 37,62 2,24 0,18 NOTE The designation indicates the type of braid which the ring is designed to terminate. Details are given in Table 2. BS EN 3660-034:2017EN 3660-034:2017 (E) 7 4.3 Test 4.3.1 In accordance with the applicable cable outlet accessories for
39、memory metal rings These are: EN 3660-031 EN 3660-032 EN 3660-035 EN 3660-066 Qualification to be in accordance with EN 3660-001. 5 Designation EXAMPLE NOTE 1 No gaps are required between sections in the part number when printed. NOTE 2 If necessary, the code I9005 shall be placed between the descri
40、ption block and the identity block. Table 2 Memory ring designators Memory Ring Designator Diameter of individual strands of screen aAI bSingle layer screen 0,13 0,16 BI Single layer screen 0,20 0,25 BI Double layer screen 0,13 0,16 CI Double layer screen 0,20 0,30 aIt may be necessary when using a
41、double layer screen with entry sizes 04 to 07 that an A ring will be required if the diameter of the braid over the cable outlet accessory is smaller than the fully recovered diameter of the B ring. bThe last character in the memory ring designator is a letter “I” not a number “1”. BS EN 3660-034:20
42、17EN 3660-034:2017 (E) 8 6 Marking Refer to EN 3660-001 and the following: Product shall be packed such that products are not damaged in shipping. Packaged temperature inside of the bag or box shall not exceed 50 C. 7 Storage The parts shall be stored in a cool and dry location where the temperature
43、 of the storage facility, inside of the box, or inside of the individual bag shall not exceed 50 C. Parts shall not be exposed to direct sun light during storage or staging for shipment. 8 Technical specification Refer to EN 3660-001. BS EN 3660-034:2017This page deliberately left blankBSI is the na
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