AECMA PREN 4199-003-2007 Aerospace series Bonding straps for aircraft Part 003 Bonding strap assemblies with flat braided conductor copper tin plated 65 degrees C up to 150 degrees.pdf

1、ASD STANDARD NORME ASD ASD NORM prEN 4199-003 Edition P 1 October 2007 PUBLISHED BY THE AEROSPACE AND DEFENCE INDUSTRIES ASSOCIATION OF EUROPE - STANDARDIZATION Avenue de Tervuren, 270 - B-1150 Brussels - Tel. + 32 2 775 8126 - Fax. + 32 2 763 3565 - www.asd-stan.orgICS: Descriptors: ENGLISH VERSION

2、 Aerospace series Bonding straps for aircraft Part 003: Bonding strap assemblies with flat braided conductor copper, tin plated 65 C up to 150 C and copper, nickel plated 65 C up to 260 C Product standard Srie arospatiale Tresses de mtallisation pour avion Partie 003 : Tresses assembles conducteur p

3、lat pour utilisation de 65 C 150 C en cuivre tam et de 65 C 260 C en cuivre nickel Norme de produit Luft- und Raumfahrt Masseverbinder fr Luftfahrzeuge Teil 003: Masseverbinder, konfektioniert, flache Geflechtleiter Kupfer, verzinnt 65 C bis 150 C und Kupfer, vernickelt 65 C bis 260 C Produktnorm Th

4、is “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 needs of the European Aerospace Industry. It has been technically approved by the experts of the concerned

5、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. After examination and review by users and formal ag

6、reement 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 national level by giving the EN the status of a n

7、ational standard and by withdrawing any national standards conflicting with the EN. Edition approved for publication 31 October 2007 Comments should be sent within six months after the date of publication to ASD-STAN Electrical Domain Copyright 2007 by ASD-STAN Copyright European Association of Aero

8、space Industries Provided by IHS under license with AECMA Not for ResaleNo reproduction or networking permitted without license from IHS-,-,-prEN 4199-003:20072 Contents Page Foreword2 1 Scope 3 2 Normative references 3 3 Terms and definitions .3 4 Characteristics.3 4.1 Temperature rating 3 4.2 Mate

9、rial and finish .3 5 Dimensions and mass.4 6 Voltage drop and tensile strength5 7 Quality assurance6 8 Designation 6 9 Marking .7 10 Packaging.7 Foreword This standard was reviewed by the Domain Technical Coordinator of ASD-STANs Electrical Domain. After inquiries and votes carried out in accordance

10、 with the rules of ASD-STAN defined in ASD-STANs General Process Manual, this standard has received approval for Publication. Copyright European Association of Aerospace Industries Provided by IHS under license with AECMA Not for ResaleNo reproduction or networking permitted without license from IHS

11、-,-,-prEN 4199-003:20073 1 Scope This standard defines the characteristics of bonding straps with flat braided copper conductors tin or nickel plated and terminal lugs tin or nickel plated, crimped on both ends for use on aircraft. When using bonding straps on equipment or installations generating o

12、r processing frequencies greater than 100 kHz, care shall be taken not to exceed a length to width ratio 5 to 1 for reasons of electromagnetic compatibility. This standard shall be used together with EN 4199-001. 2 Normative references The following referenced documents are indispensable for the app

13、lication 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. EN 2424, Aerospace series Marking of aerospace products. EN 4199-001, Aerospace series Bonding straps for aircraf

14、t Part 001: Technical specification. EN 4199-005, Aerospace series Bonding straps for aircraft Part 005: Flat braid conductors copper, tin plated 65 C up to 150 C and copper, nickel plated 65C up to 260 C Product standard.1)3 Terms and definitions For the purposes of this document, the terms and def

15、initions given in EN 4199-001 apply. 4 Characteristics 4.1 Temperature rating Flat braid copper conductors for bonding straps. Tin plated copper braid conductor and tin plated copper terminal lugs 65 C up to 150 C Nickel plated copper braid conductor and nickel plated copper terminal lugs 65 C up to

16、 260 C 4.2 Material and finish For flat braid copper conductor, see EN 4199-005. Flat braid copper conductor and terminal lugs shall have the same finish. Terminal lugs tin plated copper (Table 1) or nickel plated copper (Table 2). 1) Published as ASD Prestandard at the date of publication of this s

17、tandard. Copyright European Association of Aerospace Industries Provided by IHS under license with AECMA Not for ResaleNo reproduction or networking permitted without license from IHS-,-,-prEN 4199-003:20074 5 Dimensions and mass Dimensions and tolerances are in millimetres. For dimensions and mass,

18、 see Figure 1 and Tables 1, 2 and 3. Dimension : hole size to be compatible with stud size () shown in Tables 1 and 2. Dimension d : see Tables 1 and 2 for maximum terminal lug tongue. Dimension L : see Table 3 for length. Dimension b : see Table 3 and EN 4199-005 for braid width. LdbFigure 1 Table

19、1 Combination codes for tin plated conductors/terminal lugs Terminal lugs Braid section Terminal 1 Terminal 2 Combination code for tin plated terminal lugs mm2Cross section code Stud size d max. Stud size d max. S #10 4,83 10 C 1/4 6,35 14 D 4 A #10 4,83 10 5/16 7,94 14 S 1/4 6,35 12 E 6 B 1/4 6,35

20、12 5/16 7,94 16 S 1/4 6,35 12 F 10 C 1/4 6,35 12 5/16 7,94 16 S 16 D 5/16 7,94 17 5/16 7,94 17 S 25 E 5/16 7,94 17 5/16 7,94 17 NOTE S specifies same (identical) terminal lugs on both ends. Copyright European Association of Aerospace Industries Provided by IHS under license with AECMA Not for Resale

21、No reproduction or networking permitted without license from IHS-,-,-prEN 4199-003:2007 5 Table 2 Combination codes for nickel plated conductors / terminal lugs Terminal lugs Braid section Terminal 1 Terminal 2 Combination code for tin plated terminal lugs mm2Cross section code Stud size d max. Stud

22、 size d max. S #10 4,83 10 C 1/4 6,35 14 D 4 A #10 4,83 10 5/16 8,33 14 S 1/4 6,35 12 E 6 B 1/4 6,35 12 5/16 7,94 15 S 1/4 6,35 12 F 10 C 1/4 6,35 12 5/16 7,94 16 S 16 D 5/16 7,94 16 5/16 7,94 16 S 25 E 5/16 7,94 16 5/16 7,94 16 NOTE S specifies same (identical) terminal lugs on both ends. Table 3 M

23、ass Length code N P R T U V W Y Length L (mm) 60 80 100 125 160 200 250 300 Tolerance (mm) Combination code for terminal lugs Width b of straps Braid + 5 0 + 10 0 mm mm2Mass max. (g) S ; C ; D 8,2 4 5 6 7 8 9 11 13 15 S ; E 10,0 6 9 10 12 13 15 18 21 24 S ; F 14,0 10 19 22 25 29 33 39 45 S 17,5 16 3

24、1 34 38 44 50 58 66 S 21,0 25 57 67 77 90 103 6 Voltage drop and tensile strength See Tables 4 and 5. Copyright European Association of Aerospace Industries Provided by IHS under license with AECMA Not for ResaleNo reproduction or networking permitted without license from IHS-,-,-prEN 4199-003:20076

25、 Table 4 Resistance for tin and nickel plated bonding straps Length code N P R T U V W Y Length L (mm) Combination code for terminal lugs Braid Test current 60 80 100 125 160 200 250 300 mm2A Resistance max. (m) S ; C ; D 4 48 0,35 0,45 ,54 0,68 0,85 1,03 1,27 1,50 S ; E 6 66 0,25 0,32 0,39 0,49 0,6

26、1 0,74 0,91 1,08 S ; F 10 81 0,20 0,23 0,29 0,36 0,44 0,54 0,63 S 16 115 0,13 0,15 0,19 0,24 0,29 0,35 0,41 S 25 153 0,12 0,15 0,18 0,22 0,25 Table 5 Tensile strength Braid conductor mm2Minimum tensile strength (lug to lug) N 4 570 6 8210 1 200 16 1 7625 2 250 7 Quality assurance See EN 4199-001. Nu

27、mber of cycles for mechanical fatigue shall be 50 000 cycles. 8 Designation EXAMPLE Description block BONDING STRAP FLAT Identity block EN4199-003SANT Number of this standard Combination code (see Tables 1 and 2) Cross section code (see Tables 1 and 2) Length code (see Table 3) Finish (T = tin plate

28、d or N = nickel plated) NOTE If necessary, the code I9005 shall be placed between the description block and the identity block. Copyright European Association of Aerospace Industries Provided by IHS under license with AECMA Not for ResaleNo reproduction or networking permitted without license from I

29、HS-,-,-prEN 4199-003:2007 7 9 Marking The marking of the bonding strap by label on the packaging shall include: the designation as defined in this product standard, date of manufacture, the manufacturers name or monogram in accordance with EN 2424 style F. 10 Packaging Bonding straps shall be packed so as to avoid any damage. Copyright European Association of Aerospace Industries Provided by IHS under license with AECMA Not for ResaleNo reproduction or networking permitted without license from IHS-,-,-