1、CEN PREN*2593 (PARTMD24) 92 3404589 0027023 4 A, E, C. M .A. STAN DARD NORME A.E.C.M.A. A.E.C.M.A. NORM prEN 2591 Part D24 Issue P 1 June 1992 DIT PAR LASSOCIATION EUROPENNE DES CONSTRUCTEURS DE MATRIEL AROSPATIAL Technopolis - 175, rue Jean-Jacques Rousseau - F-92138 Issy-les-Moulineaux Cdex - Tl.
2、(1 ) 47.36.98.76 UDC : Key words : ENGLISH VERSION Aerospace series Elements of electrical and optical connection Test methods Part D24 - Stripping force, solderless wrapped connections Srie arospatiale Luft- und Raumfahrt Organes de connexion lectrique et optique Partie D24 - Forces darrachement de
3、s connexions enroules sans brasure Elektrische und optische Verbindungselemente Teil D24 - Abziehkraft von Itfreien Wic kelver bind ungen Mthodes dessais Prf verfahren This .Aerospace Series pre-standard has been drawn up under the responsibility of AECMA (Association Europenne des Constructeurs de
4、Matriel Arospatial). It is published on green paper for the needs of AECMA-Members. It has been technically approved by the experts of the concerned Commission following comment by the Member countries. Subsequent to the publication of this pre-standard, the technical content shall not be changed to
5、 an extent that interchangeability is 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 Eur
6、opean Standard to CEN (European Committee for Standardization) for final vote. Nota - Extra copies can be siipplied by B.N.A.E. - Technopolis 54 - 199, rue Jean-Jacques Rousseau - 92138 ISSY-LES-MOULINEAUX CEDEX Edition approved for publication 1992-06-05 Comments should be sent within six months af
7、ter the date of publication decision A.E.C.M.A. Technopolis - 175, rue Jean-Jacques Rousseau 921 38 Issy-les-Moulineaux Cdex - FRANCE C2 Chairman M. J. LE CUNFF Copyright Association Europeene des Constructeurs de Materiel Aerospatial Provided by IHS under license with AECMANot for ResaleNo reproduc
8、tion or networking permitted without license from IHS-,-,- CEN PREN*259L (PART*D24) 92 3404589 0027022 b prEN 2591-024 Page 3 6- 1 Scope and field of application This standard specifies a method of verifying the stripping force of solderless wrapped connections. It shall be used together with EN 259
9、1. 2 References EN 2591 Aerospace series - Elements of electrical and optical connection - Test methods - General EN 259 1 -Al Aerospace series - Elements of electrical and optical connection - Test methods - Part Al - Visual examination 1) Aerospace series - Elements of electrical and optical conne
10、ction - Test methods - Part A2 - Examination of dimensions and mass 1) EN 259 1 -A2 3 Preparation of specimens 3.1 The posts shall be checked according to tests EN 2591-A1 and EN 2591-A2 and shall be wired as specified by the technical specification. 3.2 Unless indicated in the technical specificati
11、on, the following details shall be specified : - type of wire, - contact-wire terminations, - type of wrapping tool. 4 Apparatus The stripping force shall be applied along the axis of the post with a suitable device and at uniform rate between 25 mm/min and 50 mmjmin (see figure 1). The total cleara
12、nce between the post and the tool shali not exceed 50 % of the diameter of the wrapping wire. 1) In preparation at the date of publication of the present standard. , Previous page is blank Copyright Association Europeene des Constructeurs de Materiel Aerospatial Provided by IHS under license with AE
13、CMANot for ResaleNo reproduction or networking permitted without license from IHS-,-,-CEN PREN*259L (PARTUD24) 92 W 3i.iO4589 0027023 8 prEN 2591 -D24 Page 4 Stripping force t Stripping tool fi Forked hook Conventional or modified solderless wrapped connection Connection lead Hook jaws Holding devic
14、e ?I- Wrap post Figure 1 5 Method 5.1 Number of contacts to be tested For each contact-wire termination, 38 5.2 Procedure individual specimens shall be tested. Each specimen shall be tested by applying the load until turns have moved along the post over a distance about equal to the conductor diamet
15、er. The final force required shall be measured. 5.3 Requirement The final force value shall not be less than that specified by the technical specification. 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-,-,-
