1、AECMA STANDARD NORME AECMA AECMA NORM Edition approved for publication 30 September 2004 prEN 4049-004 Edition P 1 September 2004 Comments should be sent within six months after the date of publication to AECMA-STAN ICs: 49.060 Descriptors: ENGLISH VERSION Aerospace series Thermocouple extension cab
2、le Operating temperatures between - 65 OC to 260 OC Part 004: Two core Nickel chromium/Nickel aluminium shielded and jacketed Product standard Srie arospatiale Luft- und Raumfahrt Tempratures de fonctionnement comprises Betriebstemperaturen Cbles, thermocouple Thermoelement Ausgleichsleitung entre -
3、 65 OC et 260 OC Partie 004 : Paire Nickel chrome/Nickel aluminium zwischen - 65 OC und 260 OC Teil 004: Mehradrige Leitungen, Nickel-Chrom und blinde gaine Norme de produit Nickel-Aluminim geschirmt und ummantelt Produktnorm This “Aerospace Series“ frestandard has been drawn up under the responsibi
4、lity of AECMA-STAN (The European Association of Aerospace Industries - Standardization). It is published for the needs 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 frestand
5、ard, the technical content shall not be changed to an extent that interchangeabilify is affected, physically or functionally, without re-identification of the standard. After examination and review by users and formal agreement of AECMA-STAN, it will be submitted as a draft European Standard (prEN)
6、to CEN (European Committee for Standardization) for formal vote and transformation to full European Standard (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 th
7、e EN. Electrical Domain I I Copytight 2004 O by AECMA-STA1 Copyright Association Europeene des Constructeurs de Materiel Aerospatial Provided by IHS under license with AECMANot for ResaleNo reproduction or networking permitted without license from IHS-,-,-Page 2 prEN 4049-004:2004 Foreword This stan
8、dard was reviewed by the Domain Technical Coordinator of AECMA-STANS Electrical Domain . After inquiries and votes carried out in accordance with the rules of AECMA-STAN defined in AECMA- STANS General Process Manual. this standard has received approval for Publication . Contents Page 1 2 3 4 4.1 4.
9、2 4.3 5 6 7 8 9 10 Scope Normative references . Definitions . Materials and construction Materials Construction . Colour coding of cores and jacket Required characteristics Quality assurance Designation Identification and marking Packaging. labelling and delivery length . Technical specification 3 3
10、 3 4 4 4 4 5 6 7 7 7 7 Copyright Association Europeene des Constructeurs de Materiel Aerospatial Provided by IHS under license with AECMANot for ResaleNo reproduction or networking permitted without license from IHS-,-,-Page 3 prEN 4049-004:2004 1 Scope This standard specifies the characteristics of
11、 thermocouple cables used for the connection between the thermocouple and the equipment. Temperatures between - 65 “C and 260 “C (except otherwise specified in the product standard). 2 Normative references This European Standard incorporates by dated or undated reference, provisions from other publi
12、cations. These normative references are cited at the appropriate places in the text and 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 revisio
13、n. For undated references the latest edition of the publication referred to applies (including amendments). IS0 2574: 1994, Aircraft - Electrical cables - Identification marking IS0 8056-1 : 1985, Aircraft - Nickel-chromium and nickel-aluminium thermocouple extension cables - Patt I: IS0 881 5, EN 2
14、083, EN 3475-100 *, EN 4049-001, EN 4049-002, EN 4049-003, EN 9133, TR 6058. Conductors - General requirements and tests Aircraft - Electrical cables and cable harnesses - Vocabulary Aerospace series - Copper or copper alloy conductors for electrical cables - Product standard Aerospace series - Cabl
15、es, electrical, aircraft use - Test methods - Patt 100: General Aerospace series - Thermocouple extension cable - Operating temperatures between - 65 “C to 260 “C - Patt 001: Technical specification ) Aerospace series - Thermocouple extension cable - Operating temperatures between - 65 “C to 260 “C
16、- Patt 002: General Aerospace series - Thermocouple extension cable - Operating temperatures between - 65 “C to 260 “C - Patt 003: Single core Nickel chromiudNicke1 aluminium - Product standard Aerospace series - Qualify management systems - Qualification Procedure for Aerospace Standard Patts ) Aer
17、ospace series - Cable code identification list 2, 3 Definitions See EN 3475-100, IS0 8056-1 and IS0 8815. * All parts quoted in this standard 1) Published as AECMA Prestandard at the date of publication of this standard 2) Published as AECMA Technical Report at the date of publication of this standa
18、rd Copyright Association Europeene des Constructeurs de Materiel Aerospatial Provided by IHS under license with AECMANot for ResaleNo reproduction or networking permitted without license from IHS-,-,-Page 4 prEN 4049-004:2004 Linear resistance at 20 OC Q/Km NiCr NiAI min. I max. min. I max. 4 Materi
19、als and construction 4.1 Materials 4.1.1 Cable These cables shall consist of the following: - 2 cores according to: - EN 4049-003 Nickel chromium (+) antimagnetic; - EN 4049-003 Nickel aluminium (-) magnetic. - Twisted according to EN 4049-001 - Filler cores shall not be permitted. 4.1.2 Screen - ni
20、ckel plated copper braid; - for dimensions of strands, see Table 1 ; - material according to EN 2083; - construction according to EN 4049-001. 4.1.3 Outer jacket - First tape: polyimide with a total thickness of 373 pm, coated on one side with a 123 pm film of fluorocarbon; the direction of winding
21、is optional - overlap 25 % min. - Second tape: PTFE (0,076 mm thick before sintering) wrapped in opposite direction to the first tape- overlap 51 % min. Screen strands nominal diameter mm 4.2 Construction See Table 1. Table 1 Code for nominal section 004 006 Nominal section mm2 0,4 AWG 22 20 1995 I
22、2411 I 786 I 951 I 0,12 1122 I 1357 I 443 I 534 I 0,12 External diameter mm max. 4,OO 435 kg/km ;i 4.3 Colour coding of cores and jacket See EN 4049-002. Copyright Association Europeene des Constructeurs de Materiel Aerospatial Provided by IHS under license with AECMANot for ResaleNo reproduction or
23、 networking permitted without license from IHS-,-,-Page 5 prEN 4049-004:2004 5 Required characteristics According to EN 4049-001 and EN 3475-100 See Table 2. Table 2 Tests as per parts EN 3475- Tests Details 20 1 202 Visual examination Applicable Mass Applicable 203 Dimensions Applicable 30 1 302 Oh
24、mic resistance per unit length Voltage proof test Applicable + IS0 8056-1 subclause 5.4 Applicable 303 Insulation resistance Applicable 304 305 Surface resistance Overload resistance Not applicable Not applicable 306 Continuity of conductors Applicable 40 1 Applicable at temperature (310 k 5) “C App
25、licable at temperature (310 k 5) “C Shrinkage (max. at each end of cable 3 mm) Applicable at temperature (310 k 5) “C Accelerated ageing Shrinkage and delamination 402 403 Delamination and blocking 404 Thermal shock Applicable at temperature (290 k 5) “C Shrinkage (max. at each end of cable 3 mm) 40
26、5 Bending at ambient temperature Applicable I Cold bend test 406 407 Applicable Applicable max after burn time 3 s I Flammability 408 Fire resistance Not applicable 409 41 O Air-excluded ageing Thermal endurance Not applicable Not applicable 41 1 Resistance to fluids Applicable 41 2 41 3 Humidity re
27、sistance Wrap back test Not applicable Not applicable 41 4 Differential scanning calorimeter (DSC test) Not applicable 50 1 Dynamic cut-through Not applicable 502 503 Notch propagation Scrape abrasion Not applicable Not applicable continued Copyright Association Europeene des Constructeurs de Materi
28、el Aerospatial Provided by IHS under license with AECMANot for ResaleNo reproduction or networking permitted without license from IHS-,-,-Page 6 prEN 4049-004:2004 Torsion Tensile test on conductors and strands Table 2 (concluded) Not applicable Applicable Tests as per parts EN 3475- Plating continu
29、ity Adherence of plating Plating thickness Tests Not applicable Not applicable Not applicable Details 1 Not applicable Smoke density Toxicity Resistance to wet arc tracking 504 Not applicable Not applicable Not applicable 505 506 Flexibility Contrast measurement Laser markability Not applicable Not
30、applicable Not applicable 507 Thermo-electric test 508 509 EMF (10,56 k 0,12) mV at 260 “C Solderability Not applicable Not applicable 51 O Tensile strength and elongation of extruded insulation, sheath and jacket material 51 1 Cable-to-cable abrasion Flexure endurance Not applicable 51 2 60 1 602 6
31、03 604 Resistance to dry arc propagation Not applicable Not applicable 605 Wet short circuit test Strippability and adherence of insulation to the conductor 70 1 Applicable: adherence 3 N min. Strippability with 45-1 733-1 stipmaster tool for cores Not applicable 702 Screen pushback capability Perma
32、nence of manufacturers marking Applicable 703 704 705 706 Test as per IS0 8056-1 Tests Details 5.2 Magnetic properties of conductors Applicable 5.3 6 Quality assurance See EN 9133. Copyright Association Europeene des Constructeurs de Materiel Aerospatial Provided by IHS under license with AECMANot f
33、or ResaleNo reproduction or networking permitted without license from IHS-,-,-Page 7 prEN 4049-004:2004 Nickel chromium/Nickel aluminium S/J 7 Designation 7.1 Identification Each cable shall be designated according to the following example. EXAMPLE EN reference Code designation EN4049-004B 004C YH 2
34、2 EN4049-004B 006C YH 20 Description block Identity block ELECTRICAL CABLE E N4049-004BR4C Code letter for number of cores (see EN 4049-002, Table 1) Code for nominal cross-section (see Table 1) Number of this standard Code for colour coding of cores (see EN 4049-002, Table 4) NOTE If necessary, the
35、 code 19005 shall be placed between the description block and the identity block. 7.2 Type code (for short designation) Code designation in accordance with TR 6058, see Table 3. Table 3 8 Identification and marking See EN 4049-002. 9 See EN 4049-001. Packaging, labelling and delivery length 10 Technical specification See EN 4049-001. Copyright Association Europeene des Constructeurs de Materiel Aerospatial Provided by IHS under license with AECMANot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
