ASD-STAN PREN 3660-034-2015 Aerospace series Cable outlet accessories for circular and rectangular electrical and optical connectors Part 034 Memory metal rings for the attachment .pdf

1、ASD-STAN STANDARD NORME ASD-STAN ASD-STAN NORM prEN 3660-034 Edition P 1 July 2015 PUBLISHED BY THE AEROSPACE AND DEFENCE INDUSTRIES ASSOCIATION OF EUROPE - STANDARDIZATION Rue Montoyer 10 - 1000 Brussels - Tel. 32 2 775 8126 - Fax. 32 2 775 8131 - www.asd-stan.org ICS: 49.060 Descriptors: Aerospace

2、 industry, aerospace equipment, element of electrical connection, electrical contact, characteristics, test, quality assurance, marking ENGLISH VERSION Aerospace series Cable outlet accessories for circular and rectangular electrical and optical connectors Part 034: Memory metal rings for the attach

3、ment of screens Product standard Srie arospatiale Accessoires arrire pour connecteurs circulaires et rectangulaires lectriques et optiques Partie 034 : Bague mtallique mmoire de forme Norme de produit Luft- und Raumfahrt Endgehuse fr elektrische und optische Rund- und Rechtecksteckverbinder Teil 034

4、: Formgedchtnismetallring zum Anschluss von Schirmgeflecht Produktnorm This “Aerospace Series“ Prestandard has been drawn up under the responsibility of ASD-STAN (The AeroSpace and Defence Industries Association of Europe - Standardization). It is published for the needs of the European Aerospace In

5、dustry. It has been technically approved by the experts of the concerned Domain following member comments. Subsequent to the publication of this Prestandard, the technical content shall not be changed to an extent that interchangeability is affected, physically or functionally, without re-identifica

6、tion of the standard. After examination and review by users and formal agreement of ASD-STAN, it will be submitted as a draft European Standard (prEN) to CEN (European Committee for Standardization) for formal vote and transformation to full European Standard (EN). The CEN national members have then

7、 to implement the EN at national level by giving the EN the status of a national standard and by withdrawing any national standards conflicting with the EN. Edition approved for publication 1er July 2015 Comments should be sent within six months after the date of publication to ASD-STAN Electrical D

8、omain Copyright 2015 by ASD-STAN prEN 3660-034:2015 (E) 2 Contents Page Foreword . 2 1 Scope . 3 2 Normative references . 3 3 Terms and definitions. 3 4 Characteristics 4 5 Designation . 6 6 Marking 7 7 Storage . 7 8 Technical specification 7 Foreword This standard was reviewed by the Domain Technic

9、al Coordinator of ASD-STANs Electrical Domain. After inquiries and votes carried out in accordance with the rules of ASD-STAN defined in ASD-STANs General Process Manual, this standard has received approval for Publication. prEN 3660-034:2015 (E) 3 1 Scope This product standard defines a range of me

10、mory metal rings for terminating cable screens to connector 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 appl

11、ication. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. EN 2591-100*, Aerospace series Elements of electrical and optical connection Test methods Part 100: General EN 3660-001, Aerospace

12、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 product standards EN 3660-031, Aer

13、ospace series Cable outlet accessories for circular and rectangular electrical and optical connectors Part 031: Cable outlet, style K, straight, for heat shrinkable boot, shielded, sealed for EN 3645 Product standard 1) EN 3660-032, Aerospace series Cable outlet accessories for circular and rectangu

14、lar electrical and optical connectors Part 032: Cable outlet, style K, straight, for heat shrinkable boot, shielded, sealed for EN 2997 Product standard 1) EN 3660-035, Aerospace series Cable outlet accessories for circular and rectangular electrical and optical connectors Part 035: Cable outlet, st

15、yle K, 90, for heat shrinkable boot, shielded, sealed for EN 3645 Product standard 1) EN 3660-066, Aerospace series Cable outlet accessories for circular and rectangular electrical and optical connectors Part 066: Cable outlet, style K, 90, for heat shrinkable boot, shielded, sealed, self-locking Pr

16、oduct standard 2) 3 Terms and definitions For the purposes of this document, the terms and definitions given in EN 3660-001 apply. * All its parts quoted in this standard. 1) Published as ASD-STAN Prestandard at the date of publication of this standard. http:/www.asd-stan.org/ 2) In preparation at t

17、he date of publication of this standard. prEN 3660-034:2015 (E) 4 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 appropria

18、te installation temperature has 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) a. AI rings hav

19、e no marking at this location b. BI rings are marked with a red dot c. 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 requ

20、ired. The shape and the indicator type may vary by manufacturers. Figure 1 prEN 3660-034:2015 (E) 5 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 1,8

21、5 0,13 05BI 12,17 11,63 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

22、,13 12BI 23,65 22,50 1,85 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

23、 20BI 36,83 34,95 1,85 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. prEN 3660-034:2015 (E) 6 4.3 Test 4.3.1 In accordance with the applicable cable outlet accessories

24、 for 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 Description block MEMORY METAL RING Identity block EN3660-034-04A1 Product standard Entry size (see applicable cable outlet accessory) Ring siz

25、e (see Table 1) Insulating layer (see 4.1.3) 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 description block and the identity block. Table 2 Memory ring designators Memory Ring Designator Diameter of indi

26、vidual strands of screen b AI a Single 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 a The last character in the memory ring designator is a letter “I“ not a number “1“. b It may be necessary when using a double layer screen

27、 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. prEN 3660-034:2015 (E) 7 6 Marking Refer to EN 3660-001 and the following: Product shall be packed such that products ar

28、e 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 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.