AECMA PREN 6049-009-2005 Aerospace series Electrical cables installation Protection sleeve in meta-aramid fibres Part 009 Self-wrapping fire protection sleeve flexible post install.pdf

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1、ASD STANDARD NORME ASD ASD NORM prEN 6049-009 Edition P1 November 2005 PUBLISHED BY THE AEROSPACE AND DEFENSE INDUSTRIES ASSOCIATION OF EUROPE - STANDARDIZATIONGulledelle 94 - B-1200 Brussels - Tel. + 32 2 775 8126 - Fax. + 32 2 763 3565 - www.asd-stan.orgICS: Descriptors: ENGLISH VERSION Aerospace

2、series Electrical cables, installation Protection sleeve in meta-aramid fibres Part 009: Self-wrapping fire protection sleeve, flexible post installation operating temperature from - 55 C to 260 C Product standard Srie arospatiale Cbles lectriques, installation Gaine de protection en fibres mta-aram

3、ides Partie 009 : Gaine de protection auto-fermable, souple aprs montage temprature dutilisation - 55 C 260 C Norme de produit Luft- und Raumfahrt Elektrische Leitungen, Installation Schutzschluche aus Meta-Aramidfasern Teil 009: Selbstverschlieender Schutzschlauch, flexibel, nachtrglich montierbar

4、Temperaturbereich - 55 C bis 260 C Produktnorm This “Aerospace Series“ Prestandard has been drawn up under the responsibility of ASD-STAN (The Aerospace and Defense Industries Association of Europe - Standardization). It is published for the needs of the European Aerospace Industry. It has been tech

5、nically 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-identification of the standard. Af

6、ter 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 to implement the EN at

7、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 30 November 2005 Comments should be sent within six months after the date of publication to ASD-STAN Electrical Domain Copyright 2005

8、by ASD-STAN 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-,-,-prEN 6049-009:20052 Contents Page 1 Scope 3 2 Normative references 3 3 Terms and definition

9、s .3 4 Required characteristics.4 4.1 Requirements.4 4.2 Composition.4 4.3 Dimensions and mass.6 4.4 Colour, materials and tracer line identification 7 4.4.1 Colour .7 4.4.2 Materials .7 4.4.3 Tracer line identification .7 4.4.4 Temperature range 7 5 Test methods8 6 Designation 9 7 Marking .9 Copyri

10、ght Association Europeene des Constructeurs de Materiel Aerospatial Provided by IHS under license with AECMANot for ResaleNo reproduction or networking permitted without license from IHS-,-,-prEN 6049-009:20053 1 Scope This standard specifies the characteristics of post installation flexible self-wr

11、apping fire protection sleeves for electrical cable and cable bundles, providing 360 fire protection to electrical harnesses. The sleeve assembly gives fire resistance protection to the internal electrical harness against fire for five minutes, and ensures that the electrical characteristics of cabl

12、es will not be degraded. 2 Normative references The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. E

13、N 2825, Aerospace series Burning behaviour of non metallic materials under the influence of radiating heat and flames Determination of smoke density. 1)EN 2826, Aerospace series Burning behaviour of non metallic materials under the influence of radiating heat and flames Determination of gas componen

14、ts in the smoke. 1)EN 3844-1, Aerospace series Flammability of non metallic materials Part 1: Small burner test, vertical Determination of the vertical flame propagation. 1)EN 6049-001, Aerospace series Electrical cables, installation Protection sleeve in meta-aramid fibres Part 001: Technical speci

15、fication. 1)EN 6059-*, Aerospace series Electrical cables, installation protection sleeve Test methods. 1)ISO 2685, Aircraft Environmental test procedure for airborne equipment Resistance to fire in designated fire zones. AMS-DTL-23053E, Insulation sleeving, electrical, heat-shrinkable, general spec

16、ification for. 2)3 Terms and definitions For the purposes of this document, the terms and definitions given in EN 6049-001 and the following apply. 3.1 overlap angle sleeve overlap angle for maximum wire bundle diameter *All its parts quoted in this standard. 1) Published as AECMA Prestandard at the

17、 date of publication of this standard. 2) Published by: Society of Automotive Engineers, Inc. (SAE), 400 Commonwealth Drive, Warrendale, PA 15096-0001, USA. Copyright Association Europeene des Constructeurs de Materiel Aerospatial Provided by IHS under license with AECMANot for ResaleNo reproduction

18、 or networking permitted without license from IHS-,-,-prEN 6049-009:20054 4 Required characteristics 4.1 Requirements The sleeve shall protect the internal electrical harness against fire for five minutes, and will ensure that the electrical characteristics of cables will not be degraded. The compos

19、ition of the sleeve shall be such that a uniform circular cross-section is maintained throughout the length of the harness to be protected. The material used in the manufacture of the sleeve shall have no corrosive effects upon the harness, and shall not be susceptible to attack by mould or other mi

20、cro-organisms. 4.2 Composition The multi-layer, thick wall sleeve is self-wrapping and openable, and is of one continuous width made up of three different materials attached edge to edge. See Table 1, and Figures 1, 2, and 3. Where the sleeve is to be fitted to branched harnesses, the sleeve junctio

21、ns may be protected by wrapping with a similar flat-sectioned multi-layer, thick wall tape made up of three different materials attached face to face. See Table 1 and Figure 4. Table 1 Composition Item number a Layer when wrapped Function Material Color 1 Inner Thermal protection Oxidised polyacrylo

22、nitrile (PANOX) fibers Black 2 Center Thermal protection Silica fibres White 3 Outer Mechanical and fire protection Textured meta-aramid continuous yarn and polyetheretherketone (PEEK) monofilament. A specific feature avoids excessive fraying of the sleeving after cutting. Olive drabaSee Figures 1,

23、2, and 4. Key 1 Inner layer 2 Center layer 3 Outer layer Figure 1 Sleeve composition size code 10 (not to scale sleeve shown opened flat) 1 23 Copyright Association Europeene des Constructeurs de Materiel Aerospatial Provided by IHS under license with AECMANot for ResaleNo reproduction or networking

24、 permitted without license from IHS-,-,-prEN 6049-009:20055 Key 1 Inner layer 2 Center layer 3 Outer layer Figure 2 Sleeve composition size codes 16, 24, and 32 (not to scale sleeve shown opened flat) Key 1 Inner layer overlap 2 Center layer overlap 3 Outer layer overlap 4 Cable bundle Figure 3 Self

25、-wrapping sleeve installed on a cable bundle (not to scale) 1 231 3 4 2Copyright Association Europeene des Constructeurs de Materiel Aerospatial Provided by IHS under license with AECMANot for ResaleNo reproduction or networking permitted without license from IHS-,-,-prEN 6049-009:20056 Key 1 Inner

26、layer 2 Center layer 3 Outer layer Figure 4 Sleeve composition size code 00 (not to scale) 4.3 Dimensions and mass See Table 2 and Figure 5. Table 2 Dimensions and mass Inner Center Outer layer overlap angle a Wall thickness Bundle diameter Width A Procurement length Mass 0,4 max. max. Size code min

27、. mm mm mm m g/m 00 4,0 150,0 338 10 130 130 7,2 5 10 16 4,4 10 16 25 336 24 160 16 24 361 32 70 90 70 4,0 24 32 15 436 aAngle in degree measured on a mandrel of the maximum bundle diameter (see Figure 3). 2 A1 3 Copyright Association Europeene des Constructeurs de Materiel Aerospatial Provided by I

28、HS under license with AECMANot for ResaleNo reproduction or networking permitted without license from IHS-,-,-prEN 6049-009:20057 Key 1 Sleeve identification by red tracers at this longitudinal edge - always visible when sleeve is wrapped. 2 White tracer indicating the maximum operating diameter. 3

29、Mandrel diameter = Maximum bundle diameter. Indicated per internal ivory line for maximum permissible bundle diameter. Figure 5 Sleeve identification (coloured tracer thread woven into item 3) 4.4 Colour, materials and tracer line identification 4.4.1 Colour In accordance with Table 1. 4.4.2 Materia

30、ls In accordance with Table 1. 4.4.3 Tracer line identification The sleeve will be delivered with a red “tracer line“ marked to identify the fire protection. 4.4.4 Temperature range The operational temperature of the fire protection sleeves shall be from 55 C to 260 C. Resistance to fire is as per I

31、SO 2685: Five minutes at 1 100 C. 1 2 3Copyright Association Europeene des Constructeurs de Materiel Aerospatial Provided by IHS under license with AECMANot for ResaleNo reproduction or networking permitted without license from IHS-,-,-prEN 6049-009:20058 5 Test methods The tests shall be carried ou

32、t as shown in Table 3. For the number of samples to be tested, see EN 6049-001. Table 3 Test methods and details Test method Designation of the test Details EN 6059-201 Visual inspection See 4.1 and 4.2. EN 6059-202 Dimensions and mass See 4.2. EN 6059-203 Coverage Not applicable. EN 6059-301 Sun li

33、ght exposure For 40 hours, the retention of the tensile strength shall be 45 % minimum. EN 6059-302 High temperature exposure The specimen shall be within the overwrap tolerances, see Figure 2, and tensile strength test, according to EN 6059-404, shall be carried out. The value shall not be less tha

34、n 0,010 N per dTex. EN 6059-303 Resistance to fluids The specimen must show no evidence of deformation swelling, shrinking, cracking or rupture and a tensile strength test according to EN 6059-404 shall be carried out. The value shall not be less than 0,010 N per dTex. EN 3844-1 B Flammability After

35、 burn length (average) shall not exceed 203 mm (8 inches). After flame time (average) shall not exceed 15 s. After flame time drips (average) shall not exceed 5 s. EN 6059-305 Fluid absorption The specimen shall repel water for six hours after test according to EN 6059302. EN 6059-306 Mould growth T

36、here shall no external deterioration that would affect service use and no mould growth visible to the naked eye. EN 6059-401 Expansion range Not applicable. EN 6059-402 Bending properties A medium size specimen installed on aerospace cable, twisted two turns per metre tied every 10 cm, loaded with 1

37、0 N must not show any evidence of deformation, swelling, cracking or rupture after 1 000 cycles. EN 6059-403 Scrape abrasion Needle load shall be 10 N. EN 6059-404 Tensile strength The tensile force to be applied per dTEX shall not be less than 0,02 N. Degradation of the tensile strength after envir

38、onmental tests shall be within the limits as mentioned in the relevant paragraph. For this test, unwoven tows of the batch, which have been used for weaving of the sleeves, may be used. EN 6059-405 Dynamic cut-through The test shall be carried out at ambient temperature. Load shall be 30 N. EN 6059-

39、406 Vibration After the endurance test performed in accordance with EN 6059-406, no evidence of wear or defect must be visible on the wires. EN 2825 B Smoke density The test duration shall be 4 min. The maximum specific optical smoke density (average) shall not exceed. Ds = 200 (flaming mode) Ds = 1

40、50 (non flaming mode) continued 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-,-,-prEN 6049-009:20059 Table 3 Test methods and details (concluded) Test m

41、ethod Designation of the test Details EN 2826 B Toxicity Gas component Limit of concentration (ppm) (duration 4 min) Hydrogen fluoride HFHydrogen chloride HCI Hydrogen cyanide HCN Sulphur dioxide SO2/H2S Nitrous Gases NO/NO2Carbon Monoxide CO 100 150 150 100 100 1 000 AMS-DTL-23053E Low temperature

42、flexibility Applicable ISO 2685 Fire test Method A: fire resistance = five minutes. 6 Designation EXAMPLE Description block SELF-WRAPPING PROTECTION SLEEVE Identity block EN604900910 Number of this standard Size code (see Table 2) 7 Marking See EN 6049-001. 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-,-,-