1、AECMA PRENW22bb- 005 95 LO22311 0009230 T4T Edition approved for publication 1995-02-28 AECMA STANDARD NORME AECMA AECMA NORM Comments should be sent within six months after the date of publication to AECMA Technopolis - 175, rue Jean-Jacques Rousseau 921 38 Issy-les-Moulineaux Cedex - FRANCE prEN 2
2、266-005 Edition P 1 February 1995 DIT PAR LASSOCIATION EUROPENNE DES CONSTRUCTEURS DE MATRIEL AROSPATIAL Technopolis - 175, rue Jean-Jacques Rousseau - F-92138 Issy-les-Moulineaux Cedex T1 (1) 47.36.98 76 UDC : Descriptors : I, ENGLISH VERSION Aerospace series Cables, electrical, for general purpose
3、 Operating temperatures between - 55 OC and 200 OC Part 005 : UV laser printable Product standard Srie arospatiale Luft- und Raumfahrt Cbles, lectriques, dusage gnral Tempratures de fonctionnement comprises entre - 55 OC et 200 OC Partie 005 : Marquables au laser UV Leitungen, elektrisch, fr allgeme
4、ine Verwendung Betriebstemperaturen zwischen - 55 OC und 200 OC Teil 005 : UV Laser bedruckbar Norme de produit Produktnorm This “Aerospace Series“ Prestandard has been drawn up under the responsibility of AECMA (Association Europenne des Constructeurs de Matriel Arospatial). It is published on gree
5、n paper for the needs of AECMA-Members. It has been technically approved by the experts of the concerned Technical Committee following comment by the Member countries. Subsequent to the publication of this Prestandard, the technical content shall not be changed to an extent that interchangeability i
6、s affected, physically or functionally, without re-identification of the standard. After examination and signature of the AECMA Standard Checking Centre (NPS) and formal agreement of the Official Services of the Member countries it will be submitted as a draft European Standard to CEN (European Comm
7、ittee for Standardization) for formal vote. Nota - Extra copies can be supplied by B.N.A.E. - Jechnopolis 54 - 199, rue Jean-Jacques Rousseau - 92 138 ISSY-LES-MOULINEAUX CEDEX C 2 Chairman M. Le Cunff I I aecma 1995 1 AECMA PRENa22bb- 005 95 m 1012311 0009233 78b = Page 3 prEN 2266-005: 1995 1 Scop
8、e This standard specifies the characteristics of UV laser printable electrical cables for use in the on-board electrical systems of aircraft at operating temperatures between - 55 OC and 200 OC. I, It shall also be possible to mark these cables by hot stamp printing or ink jet printing. These markin
9、gs shall be in accordance with EN 3838. 2 Normative references EN 2083 Copper and copper alloy conductors for electrical cables - Aerospace EN 2084 Electric cables for general purpose with conductors in copper or copper alloy - Technical specification - Aerospace series EN 2266-002 Aerospace series
10、- Cables, electrical, for general purpose - Operating temperatures between - 55 OC and 200 OC - Part 002 : General 2, EN 3042 Aerospace series - Quality assurance - EN aerospace products - Qualification procedure EN 3475-100“ Aerospace series - Cables, electrical, aircraft use - Test methods - Part
11、100 : General 2, EN 3838 Aerospace series - Requirements and tests on user-applied markings on aircraft electrical cables 2, series 1) 3 Definitions and symbols See EN 3475-100. 4 Materials and construction 4.1 Materials Conductor : see EN 2266-002 * 1) Published as AECMA Standard at the date of pub
12、lication of this standard 2) Published as AECMA Prestandard at the date of publication of this standard And all its parts quoted in table 2 AECMA PREN82266- 005 95 LOL23LL 0009232 812 Page 4 prEN 2266-005: 1995 Code for nominal 1 section O0 1 002 004 006 o1 o o1 2 020 030 050 051) , Insulation : Nom
13、inal Linear resistance External Mass section AWG 2) at 20 OC diameter mm2 Rkm mm mm kg/km max. min. max. max. 0,15 26 160,O 0,75 0.84 2,oo 0,25 24 114,O 0,85 0,94 2,65 0,4 22 60,O 0,96 1,09 3,90 O, 6 20 33,2 1,20 1,34 6,55 1 18 21,l 1,44 1.59 9,90 1,2 16 14,5 1,65 1,84 13,90 2 14 10,9 1,90 2,lO 18,5
14、0 3 12 6,8 2,38 2.60 29,70 5 10 4,2 3,OO 3,19 46,50 5 I 10 I 4,1 I 3,03 I 325 I 48,30 - first layer polyimide with total thickness (nominal value) of 30 ,um, coated on both sides with a layer 2,5 ,urn thick of fluorocarbon; - direction of winding immaterial - overlap 51 % min.; - second layer polyim
15、ide with total thickness (nominal value) of 30 ,um, coated on both sides with a layer 2,5 ,um thick of fluorocarbon - running in opposite direction to first layer - overlap 51 % min.; - top coat of dispersion fluorocarbon, wall thickness 10 ,um min., including the necessary additives for the accepta
16、nce of user-applied UV laser marking. 4.2 Construction See EN 2083 and table 1 Table 1 1) Flexible construction which may be used as an alternative. I 2) AWG = Ciosest American Wire Gage. 4.3 Number of cores See EN 2266-002 4.4 Colours coding of cores See EN 2266-002 5 Required characteristics Accor
17、ding to EN 2084 and EN 3475-100 See table 2 AECMA PREN*ZZbb- 005 95 LOI12311 0009233 759 202“ 203 Mass Dimensions Applicable ; see table 1 Applicable ; see table 1 302 303 Voltage proof test Insulation resistance 40 1 402 403 Accelerated ageing Shrinkage and delamination Delamination and blocking 40
18、4 Thermal shock 409 41 O 41 1 Air excluded ageing Thermal endurance Resistance to fluids Nominal section 0,15 0,25 0,40 0,60 1 ,o0 1.20 2,oo 3,OO 5.00 mm2 Cut-through force N N 70 50 a5 70 110 1 O0 140 130 140 130 150 140 150 140 165 150 1 ao 160 150 OC 20 OC Page 5 prEN 2266-005:1995 Table 2 EN 347
19、5- I Test I Details 201 I Visuai examination I Applicable 301 I Electrical resistance per unit length Applicable ; see table I Applicable Applica ble 304 I Surface resistance Applicable 305 I Overload resistance Applicable 7-1 = (250 f 5) OC ; T;! = (400 -+ 5) OC Applicable Temperature (250 f 51 OC
20、Applicable Temperature (250 f 5) OC Maximum shrinkage at each end of cable 0,15 mm2 to 0,60 mm2 : 0,80 mm 1 ,O0 mm2 to I ,2O mm2 : 1 ,O0 mm 2,OO mm2 to 5.00 mm2 : 1,20 mm Applica ble Temperature (250 I 5) OC Applicable Temperature (250 +_ 5) OC Maximum shrinkage at each end of cable 0,15 mrn2 to 0,6
21、0 mm2 : 0,80 mm 1 ,O0 mm2 to 1,2O mm2 : 1 ,O0 mm 2,OO mm2 to 5,OO mm2 : 1,20 mm Applicable Applicable Bending at ambient temperature Cold bend 407 I Flammability Applicable Extinguishing time : 3 s max. 408 I Fire resistance I Not applicable Not applicable Applicable 40 O00 h (temperature 200 OC) Ap
22、plicable /Temperatures (20 t 3) OC and (200 +. 5) OC AECMA PRENs22bb- 005 95 LOL23LL 0009234 695 = Test Notch propagation Scrape abrasion Torsion Tensile test on concentric conductors and strands Plating continuity Adherence of plating Page 6 prEN 2266-005: 1995 Details Applicable Notch depth : 40 p
23、m Applicable Test force on needle for cables 0,15 mm2 = 5 N 0,25 mm2 to 0,60 mm2 = 8 N 1.00 mm2 to 1,20 mm2 = 10 N 2,OO mm2 to 5,OO mm2 = 12 N Applicable 7-3 = (200 +r 5) OC ; T4 = (250 k 5) OC Applicable Applicable Applicable Table 2 (concluded) Plating thickness Solderability Smoke density p EN 34
24、75- Applicable Not applicable Applicable 604 Toxicity Resistance to wet arc tracking and electric arc propagation Resistance to dry arc tracking and electrical arc propagation Strippability and adherence of insulation to the conductor Braid screen pushback capability Permanence of manufacturers mark
25、ing Applicable Not applicable Not applicable Applicable Not applicable Applicable Number of this standard - 6 Quality assurance See EN 3042 7 Designation EXAMPLE : Description block 1 Identity block NOTE : If necessary, the code I9005 shall be placed between the description block and the identity block. Page 7 prEN 2266-005:1995 8 Identification and marking See EN 2266-002 , 9 Packaging, labelling and delivery lengths See EN 2084. 1 O Technical specification See EN 2084
