1、 Copyright2018ASD-STANASD-STAN STANDARD NORME ASD-STAN ASD-STAN NORM ASD-STAN prEN 3660-033 Edition P2 April 2018 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
2、: Descriptors: ENGLISH VERSION Aerospace series Cable outlet accessories for circular and rectangular electrical and optical connectors Part 033: Stainless steel banding band, style Z, for attachment of individual and/or overall screens to cable outlets Product standard Luft- und Raumfahrt Endgehuse
3、 fr elektrische und optische Rund- und Rechtecksteckverbinder Teil 033: Edelstahlspannband, Bauform Z, zum Anschluss von Einzel- und/oder Gesamtschirmen an Endgehusen Produktstandard Srie arospatiale Accessoires arrire pour connecteurs circulaires et rectangulaires lectriques et optiques Partie 033
4、: Bandes mtalliques, style Z, pour fixation et/ou des blindages aux extrmits des cbles Norme de produit 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 n
5、eeds of the European Aerospace Industry. 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 fu
6、nctionally, without re-identification of the standard. After examination and review by users and formal agreement of ASD-STAN, the ASD-STAN prEN will be submitted as a draft European Standard (prEN) to CEN (European Committee for Standardization) for formal vote and transformation to full European S
7、tandard (EN). The CEN national members have then 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. ASD-STAN Technical Committee approves that: “This document is published by ASD-STAN for the nee
8、ds of the European Aerospace Industry. The use of this standard is entirely voluntary, and its applicability and suitability for any particular use, including any patent infringement arising therefrom, is the sole responsibility of the user.” ASD-STAN reviews each standard and technical report at le
9、ast every five years at which time it may be revised, reaffirmed, stabilized or cancelled. ASD-STAN invites you to send your written comments or any suggestions that may arise. All rights reserved. No parts of this publication may be reproduced, stored in a retrieval system or transmitted, in any fo
10、rm or by any means, electronic, mechanical, photocopying, recording, or otherwise, without prior written permission of ASD-STAN. Order details: E-mail: salesasd-stan.org Web address: http:/www.asd-stan.org/ Edition approved for publication 1st April 2018 Comments should be sent within six months aft
11、er the date of publication to ASD-STAN Electrical domain prEN 3660-033:2018 (E) 2 Contents Page Foreword 2 1 Scope 3 2 Normative references 3 3 Terms and definitions . 4 4 Characteristics . 4 5 Tests . 7 6 Designation . 12 7 Marking . 12 8 Technical specification . 12 Foreword This standard was revi
12、ewed by the Domain Technical 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 3660-033:2018 (E) 3 1 Scope This standard def
13、ines a banding band, style Z, for terminating individual and/or overall cable screens to cable outlets. The bands delivered in flat condition F (see Clause 6) which need to be double wrapped prior to their installation. The bands delivered in condition C (see Clause 6) are factory pre-double wrapped
14、 and ready for installation. 2 Normative references The following documents are referred to in the text in such a way that some or all of their content constitutes requirements of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the r
15、eferenced 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 series Cable outlet accessories for circular and rectangular electrical and optical connectors Part 001: Technical
16、 specification EN 3660-002, Aerospace series Cable outlet accessories for circular and rectangular electrical and optical connectors Part 002: Index of product standards EN 3660-038, Aerospace series Cable outlet accessories for circular and rectangular electrical and optical connectors Part 038: Ma
17、nual installation tool, style Z, for installation of stainless steel shield termination band EN 3660-033, to cable outlet accessories Product standard EN 3660-063, Aerospace series Cable outlet accessories for circular and rectangular electrical and optical connectors Part 063: Cable outlet, style K
18、, straight, for heat shrinkable boot, shielded, sealed, self-locking for EN 3645 Product standard A-A-59569, Braid, wire (copper, tin-coated, silver-coated, or nickel-coated, tubular or flat) 1) SAE AS 85049, Connector accessories, Electrical General Specification For 2) SAE AMS 2700, Passivation of
19、 Corrosion Resistant Steels 2) ASTM A 240, Standard Specification for, stainless and heat-resisting Chromium-Nickel Steel Plate, Sheet and Strip for Pressure Vessels for General Applications 3) ASTM A 967, Standard Specification for Chemical Passivation Treatments for Stainless Steel Parts 3) * All
20、parts quoted in this standard. 1) Published by: NASA Electronic Parts and Packaging Program (NEPP), https:/nepp.nasa.gov/ 2) Published by: National (US) Society of Automotive Engineers (SAE), http:/www.sae.org/ 3) Published by: International standards (ASTM), https:/www.astm.org/ prEN 3660-033:2018
21、(E) 4 3 Terms and definitions For the purposes of this document, the terms and definitions given in EN 3660-001 apply. ISO and IEC maintain terminological databases for use in standardization at the following addresses: IEC Electropedia: available at http:/www.electropedia.org/ ISO Online browsing p
22、latform: available at http:/www.iso.org/obp 4 Characteristics 4.1 Materials The bands shall be manufactured from stainless steel, as specified in ASTM A 240/A 240M (S30400) and passivated in accordance with SAE AMS 2700 or ASTM A 967, or equivalent European standards. The tinned copper braid used fo
23、r testing shall be according to A-A-59569C with a 90 % coverage. The following sizes shall be used: A-A-59569 R30N0437 together with cable outlet EN 3660-063K-15AC and A-A-59569 R30N0875 together with cable outlet EN 3660-063K-19AH. Length of braid 250 mm to 260 mm. prEN 3660-033:2018 (E) 5 4.2 Dime
24、nsions and mass See Figures 1 and 2 and Table 1. 4.3 Delivery condition See Figures 1 and 2. a) Flat condition Key 1 Tail length indicator F = flat C = pre-coiled (In the pre-coiled condition the bands are fed through the buckle twice) b) Pre-coiled condition Figure 1 Variants A, B, C and D prEN 366
25、0-033:2018 (E) 6 a) Flat condition b) Pre-coiled condition Figure 2 Variants E and F Table 1 Dimensions and mass Variants A min. mm B 0,76 mm C 0,25 mm D 0,08 mm E 0,38 mm F Ref mm Cable accommodation max. mm Mass g/100 parts max. A 361,00 8,89 6,22 0,48 1,88 52,00 47,80 900 B 442,00 8,89 6,22 0,48
26、1,88 52,00 63,50 1150 C 205,00 4,95 2,92 0,38 1,35 52,00 22,40 185 D 361,00 4,95 2,92 0,38 1,35 52,00 47,80 350 E 361,00 8,33 6,22 0,48 2,54 - 47,80 900 F 239,00 5,03 3,00 0,38 2,03 - 28,00 325 prEN 3660-033:2018 (E) 7 4.4 Installation tools See Table 2. Table 2 Installation tools Installation Tool
27、EN 3660-033 band variant Tool type EN 3660-03801 A and B Single stage tool (See Note 1 and 3) EN 3660-03802 C and D Single stage tool (See Note 1 and 3) EN 3660-03803 E Two stage tool (See Note 2 and 3) EN 3660-03804 F Two stage tool (See Note 2 and 3) NOTE 1 The single stage tools tension, fold and
28、 cut the band in one (1) operational step. NOTE 2 The two stage tool set uses one (1) tool to tension, partially fold and cut the band. A secondary tool is required to complete the folding process. NOTE 3 For further details on the installation tools refer to EN 3660-038. 5 Tests 5.1 Tests and requi
29、rements See Table 3. Table 3 Tests (1 of 3) EN 2591- Designation of the test Not applicable Applicable see EN 3660-001 Details 101 Visual examination X 102 Examination of dimensions and mass X 205 Housing (shell) electrical continuity X The applied current shall be 100 mA 10 mA at a maximum of 1,5 V
30、 d c. The measurement shall be taken from a point on the braid, within 25 mm 0/-10 mm beyond the end of the cable outlet, and a point on the cable outlet at the opposite side of the band. See Figure 3. To be tested with 3660-063K-15AC and 3660-063K-19AH. Requirement 1 m 212 Surface transfer impedanc
31、e (from 100 MHz to 1 GHz) X 212 Shielding effectiveness (from 100 MHz to 1 GHz) X prEN 3660-033:2018 (E) 8 Table 3 Tests (2 of 3) EN 2591- Designation of the test Not applicable Applicable see EN 3660-001 Details 214 Indirect lightning strike X 301 Endurance at temperature X 260 C for 1 000 h. With
32、EN 3660-063K-15AC and EN 3660-063K-19AH 305 Rapid change of temperature X -65 C; 260 C; 30 min. With EN 3660-063K-15AC and EN 3660-063K-19AH 306 Mould growth X 307 Salt mist X 308 Sand and dust X - Water Ingress Protection X 315 Fluid resistance X 316 Ozone resistance X 317 Flammability X 402 Shock
33、X Method A Severity: 300 Number of shocks: One in each direction in three (3) perpendicular axis, i.e. six (6) shocks. For mounting method of accessory, please refer to EN 3660-001. Requirements: When tested the bands shall not be damaged, nor shall there be any loosening of parts during exposure to
34、 shock. Monitoring discontinuity is not required. There shall be no reduction in the electrical continuity readings post vibration test. To be tested with EN 3660-063K-15AC and EN 3660-063K-19AH. prEN 3660-033:2018 (E) 9 Table 3 Tests (3 of 3) EN 2591- Designation of the test Not applicable Applicab
35、le see EN 3660-001 Details 403 Sinusoidal and random vibration X Method B Figure 3 and Table 2, level J Duration 8 h at ambient temperature In each of three (3) axis and six (6) directions. For mounting method of accessory, please refer to EN 3660-001. Requirements: When tested the band shall not be
36、 damaged, nor shall there be any loosening of parts during Vibration. Monitoring discontinuity is not required. There shall be no reduction in the electrical continuity readings post vibration test. To be tested with EN 3660-063K-15AC and EN 3660-063K-19AH. 406 Mechanical endurance X 408 Mating and
37、unmating forces X 417 Tensile strength (crimped connection) X Braid retention: with cable outlet suitably assembled with braid, pull the braid at a rate of 25 mm/min. The braid shall not pull out, band slippage shall not exceed 0,65 mm when measured from a fixed point of the cable outlet. Braid brea
38、kage due to tensile load will not be viewed as a failure. See Table 4 for details of cable outlet, braid and minimum tensile values required for each band variant. 420 Mechanical strength of rear accessories X 422 Locking wire hole strength X 423 Accessory thread strength X 513 Magnetic permeability
39、 X 2 515 Hydrolytic stability X NOTE Test should be performed using both sizes of cable outlet. (2 tests per band). prEN 3660-033:2018 (E) 10 5.2 Special tests See Table 4. Table 4 Tensile strength (braid retention) test requirements Band variant EN 3660-033- Cable outlet EN 3660-063K- Braid A-A-565
40、69 Tensile strength requirement N min. A 15AC R30N0437 444 A 19AH R30N0875 667 B 15AC R30N0437 444 B 19AH R30N0875 667 C 15AC R30N0437 200 C 19AH R30N0875 266 D 15AC R30N0437 200 D 19AH R30N0875 266 E 15AC R30N0437 444 E 19AH R30N0875 667 F 15AC R30N0437 200 F 19AH R30N0875 667 Key 1 Cable outlet 2
41、Band 3 Braid 4 Measuring points Figure 3 Measurement points for housing electrical continuity test prEN 3660-033:2018 (E) 11 5.3 Quality assurance 5.3.1 Qualification tests The tests in Table 3 shall be performed in accordance with Table 5. 5.3.2 Preparation of specimens A total of six (6) samples o
42、f each variant to be qualified are required for test. All samples will be tested in Group 0. The samples will then be divided equally between Groups 1, 2 and 3. Table 5 Test groups Designation of the test EN 2591- Remarks Group 0 Visual examination 101 Examination of dimensions and mass 102 Magnetic
43、 permeability 513 Group 1 Housing (shell) electrical continuity 205 Sinusoidal and random vibration 403 Shock 402 Housing (shell) electrical continuity 205 Group 2 Housing (shell) electrical continuity 205 Rapid change of temperature 305 Housing (shell) electrical continuity 205 Endurance at tempera
44、ture 301 Housing (shell) electrical continuity 205 Group 3 Housing (shell) electrical continuity 205 Tensile strength (crimped connection) 417 Housing (shell) electrical continuity 205 prEN 3660-033:2018 (E) 12 6 Designation EXAMPLE Description block BANDING BAND Identity block EN3660-033AF Number of this standard Variant (see Table 1) Delivery condition F = flat C = pre-coiled 7 Marking See EN 3660-001. 8 Technical specification See EN 3660-001.
