AECMA PREN 2265-1995 Aerospace Series Electrical Cables for General Purpose Operating Temperatures between -55 Degrees Celsius and +150 Degrees Celsius Edition P 2 [Superseded ASD-.pdf

1、STD.AECMA PREN 22h5-ENGL 3995 LOL23LL OULbbL3 710 E Declassification approved 1995-03-31 AECMA STANDARD NORME AECMA AECMA NORM C2 Chairman Comments should be sent within six months after the date of publication to Technopolis - 175, rue Jean-Jacques Rousseau 921 38 Issy-les-Moulineaux Cedex - FRANCE

2、 AECMA M. Pezzetta prEN 2265 Edition P 2 March 1995 DIT PAR LASSOCIATION EUROPENNE DES CONSTRUCTEURS DE MATRIEL AROSPATIAL Technopolis - 175, rue Jean-Jacques Rousseau - F-92138 Issy-les-Moulineaux Cedex - Tl. (1) 47.36.98.76 UDC : 621.31 5.33:629.7 Supersedes issue Pl April 1986 Key words : aircraf

3、t industry, aircraft equipment, electrical cable, manufacturing requirements, physical characteristics, electrical characteristics, thermal characteristics, mechanical characteristics, numerical code, marking, packing. ENGLISH VERSION Aerospace series Electrical cables for general purpose Operating

4、temperatures between - 55 OC and + 150 OC Srie arospatiale Luft- und Raumfahrt Cbles lectriques dusage gnral Tempratures de fonctionnement Betriebstemperaturen comprises entre - 55 OC et + 150 OC Elektrische Leitungen fr Allgemeine Verwendung zwischen - 55 OC und + 150 OC This “Aerospace Series“ Pre

5、standard ha (Association Europ for the needs of the standard. AECMA Standard Checking Centre INPSI and formal of the Member countries it will be submitted as a draft Replace page 1 of the previous issue by this page Copyright Association Europeene des Constructeurs de Materiel Aerospatial Provided b

6、y IHS under license with AECMANot for ResaleNo reproduction or networking permitted without license from IHS-,-,-prEN2265 Page 3 I Scope and field of application This standard defines the characteristics of electrical cables for general use intended for continuous operation between - 55 OC and 4- 15

7、0 OC in aircraft systems. These cables satisfy the specifications contained in standards EN2083 and EN2084. 2 References EN2083 , Copper and copper alloy conductors for electrical cables - Aerospace series. EN2084 , Electrical cables for general purpose with conductors in copper or copper alloy - Te

8、chnical specification - Aerospace series. 3 Definitions and symbols Refer to EN2084. 4 Composition. These cables are composed of : A conductor in silver plated copper or copper alloy, conforming to standard EN2083, (code letter C). An insulation consisting of polyimide tape or equivalent. A topcoat

9、generally white. 5 Required characteristics All the tests which are included in the standards EN2083 and EN2084 will have to he carried out. 5,1 Physical characteristics The resistance per unit length, outer diameter and mass are specified in Table 1. Reference should also be made to sub-clauses 6.1

10、.3 and 6.1.6 of standard EN2084 for dimensions and resistance per unit length. 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-,-,-AECMA PREN2265 Bb l10123

11、1L 0002700 5 M prEN2265 Page 4 Table I - Physical characteristics Code O01 002 004 006 o1 o O1 2 020 O30 050 051 2) Nominal cross-section m m* Gauge AWG 1) 26 24 22 20 18 16 14 12 10 1 0. - Resistance per unit length at 20 OC max. n/km 149,O 106,O 55,3 31 ,O 19,6 13,6 10,2 6,4 ? 4,o . 3,9 Outer diam

12、eter min. mm 0,72 0,82 0,96 1,20 1,44 1,65 130 2,38 3,OO 3,03 I) A WG - American Wire Gage 2) A more flexible construction which may be used as an alternative max. mm 0,84 0,94 1 ,o9 1,34 1,59 1,84 2,10 2,60 3,19 3,25 Mass max. g/m 2,00 2,65 3,90 6,55 9,90 13,90 18,50 29,70 46,50 48,30 5.2 Electrica

13、l characteristics Table 2 specifies, as a function of the cross section of the cables, the values required for voltage tests during immersion in fluids and overload resistance tests, as described in standard EN2084. Table 2 - Electrical characteristics following EN2084 Nominal cross-section mm2 Gaug

14、e AWG 1) 22 20 18 16 14 12 l5 I lo Immersion test 2) kV 2.5 I) A WG - American Wire Gage 2) All cross-sections 3) Cross-section 0,6 mm2 only Overload resistance 3) A and OC 11-25 TI =200 12-32 T=340 Copyright Association Europeene des Constructeurs de Materiel Aerospatial Provided by IHS under licen

15、se with AECMANot for ResaleNo reproduction or networking permitted without license from IHS-,-,-prEN2265 Page 5 200f5 5.3 Thermal characteristics Table 3 specifies, as a function of the cross-section of the cables, the values required for the following tests described in standard EN2084 : - Artifici

16、al ageing (1 specimen per cross-section, taken from 2 different cross-sections). - Delamination and shrinkage (1 specimen per cross-section). - Delamination and bonding (1 specimen per cross-section). - Cut-through resistance (2 Specimens per cross-section, taken from 2 different cross-sections). -

17、Torsion (1 specimen per cross-section, taken from 2 different cross-sections). - Flammability (I specimen per cross-section, taken from 2 different cross-sections). I 200f5 Nominal iross-section m m2 0,15 0,25 0,4 O, 6 1 12 2. 3 5 Gauge AWG 1) 26 24 22 20 18 16 14 12 10 Table 3 - Test temperatures f

18、ollowing EN2084 Artificial ageing OC 200 f 5 Delamination and shrinkage OC Delamination and bonding OC i) A WG - American Wire Gage Cut-through resistance OC 205 3 and 150f5 Torsion OC T3 = 150 f 5 T4=200f 5 Flammability S 3 5.4 Miscellaneous mechanical characteristics Table 4 specifies, as a functi

19、on of the cross-section of the cables, thevalues required for the following tests described in standard EN2084 : - Adhesion of insulation to the conductor (2 specimens per cross-section). - Delamination and shrinkage (1 specimen per cross-section). - Cut-through resistance (2 specimens per cross-sec

20、tion, taken from 2 different cross-sections). - Notch strength (1 specimen per cross-section, taken from 2 different cross-sections). - Scrape abrasion resistance (2 specimens per cross-section, taken from 2 different cross-sections). Copyright Association Europeene des Constructeurs de Materiel Aer

21、ospatial Provided by IHS under license with AECMANot for ResaleNo reproduction or networking permitted without license from IHS-,-,-AECMA PREN22b5 Ab LOlZ3l11 O002702 7 W prEN2265 Page 6 Table 4 - Miscellaneous mechanical characteristics following EN2084 Nominal cross-section mm2 0,15 0,25 0,4 O, 6

22、1 12 2 3 5 Gauge AWG 1) 26 24 22 20 18 16 14 12 10 Shrinkage max. mm Adhesion of insulation min. N 1) A WG - American Wire Gage Cut-through resistance 20 OC 150 OC N N 70 15 85 36 1 O0 50 115 80 130 95 140 110 150 125 165 150 180 170 Notch strength Pm 40 load for abrasion test N 5 8 8 8 10 10 12 12

23、12 6 Designation Each cable shall be designated only in the manner shown hereunder : Description block Identity block I EN standard number 006 = code for nominal cross-section (refer to Table 1 ) Note : if necessary the originator code S9005 may be introduced between the description block and the id

24、entity block. 7 Marking 7.1 Marking of the cable The marking of the cable by the manufacturer shall conform with sub-clause 7.1 of specification EN2084. 7.2 Marking of the reei The marking of the reel shall conform with sub-clause 7.2 of specification EN2084. 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-,-,-