1、CEN PREN*Z591 (PART*CLb) 92 3404589 002bU8 T = Edition approved for publication 1992-06-05 A.E.C. M.A. STANDARD NORME A.E.C.M.A. A.E.C.M.A. NORM Comments should be sent within six months C2 Chairman after the date of publication decision Technopolis - 175, rue Jean-Jacques Rousseau 92138 Issy-es-Mou
2、lineaux Cdex - FRANCE A.E.C.M.A. M. J. LE CUNFF prEN 2591 Part CI 6 Issue P 1 June 1992 EDIT PAR LASSOCIATION EUROPENNE DES CONSTRUCTEURS DE MATERIEL AROSPATIAL Technopolis - 175, rue Jean-Jacques Rousseau - F-92138 Issy-les-Moulineaux Cdex - Tl. (1 147.36.98.76 UDC : Key words : ENGLISH VERSION Aer
3、ospace series Elements of electrical and optical connection Test methods Part CI 6 - Ozone resistance Srie arospatiale Luft- und Raumfahrt Mthodes dessais Prfverfahren Organes de connexion lectrique et optique Partie CI 6 - Rsistance lozone Elektrische und optische Verbindungselemente Teil CI 6 - Oz
4、onbestndigkeit This .Aerospace Series pre-standard has been drawn up under the responsibility of AECMA (Association Europenne des Constructeurs de 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 Comm
5、ission following comment by the Member countries. Subsequent to the publication of this pre-standard, 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 signature of
6、 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 Committee for Standardization) for final vote. 6 prEN 2591-C16 Page 3 1 Scope and field of application This standard spec
7、ifies a method of determining the effect of ozone on an element of connection. it shall be used together with EN 2591 2 References EN 2591 Aerospace series - Elements of electrical and optical connection - Test methods - General Aerospace series - Elements of electrical and optical connection - Test
8、 methods - Part 66 - Measurement of insulation resistance 1 ) EN 2591 -66 3 Preparation of specimens 3.1 The unmated specimens shall be wired and fitted with their normal accessories in accordance with the .technical specification. Unwired cavities shall be fitted with filler plugs. 3.2 Unless indic
9、ated in the technical specification, the following details shaIl be specified : - insulation resistance, - type of wire. 4 Method 4.1 Test procedure Specimens shall be exposed for two hours to an atmosphere containing ozone at a concentration of 0,Ol O % to 0,015 % by volume at ambient temperature.
10、4.2 Final measurements (if applicable) At the end of the conditioning, measure the insulation resistance (test EN 2591-66). Proceed with a visual examination of the specimens, paying particular attention to the following points : - marking of the specimens, - marking of the insulation, - absence of defects, for exampie : blisters, unsticking. 1) in preparation at the date of publicatiun of the present standard. L Previous page is blank
