1、 CEN PREN*Z59L- GCL-73=-34P4587 005V337 946 AECMA STANDARD prEN 2591 -GC1 NORME AECMA Edition P 1 AECMA NORM December 1993 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
2、 : 621.31 6.5:620.1:629.7 Edition approved for publication 1993-12-31 Descriptors : Aircraft industry, aircraft equipment, connecting equipment, test Comments should be sent within six months after the date of publication to AECMA Technopolis - 175, rue Jean-Jacques Rousseau 921 38 Issy-les-Moulinea
3、ux Cedex - FRANCE ENGLISH VERSION Aerospace series Elements of electrical and optical connection Test methods Part GCI - Electrical elements Endurance at temperature for couplers Srie arospatiale Organes de connexion lectrique et optique Mthodes dessais Partie GC1 - Organes lectriques Endurance en t
4、emprature des coupleurs Luft- und Raumfahrt Elektrische und optische Verbindungselemente Prf verfahren Teil GC1 - Elektrische Elemente Temperaturbestndigkeit von Kopplern This Xerospace Series“ Prestandard has been drawn up under the responsibility of AECMA Association Europenne des Constructeurs de
5、 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 Technical Committee following comment by the Member countries. Subsequent to the publication of this prestandard, the technical content shall not be c
6、hanged to 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 1NPSI and formal agreement of the Official Services of the Member countries it will be submitted as a
7、draft European Standard to CEN European Committee for Standardization) for formal vote. Nota - Extra copies can be supplied by B.N.A.E. - Technopolis 54 - 199, rue Jean-Jacques Rousseau - 92138 ISSY-LES-MOULINEAUX CEDEX C2 Chairman M. J. Le Cunff aecrna 1993 - CEN PREN*25ql- -GCr-73 6 34045890054340
8、 bb8 Page 3 prEN 2591 -GC1: 1993 1 Scope This standard specifies a method of testing the temperature endurance of couplers. It shall be used together with EN 2591. 2 Normative references EN 2591 Aerospace series - Elements of electrical and optical connection - Test methods - General 1) EN 2591-Cl A
9、erospace series - Elements of electrical and optical connection - Test methods - Part C1 - Endurance at temperature EN 2591-G2 Aerospace series - Elements of electrical and optical connection - Test methods - Part G2 - Measurement of signal distortion 2) 3 Preparation of specimens 3.1 Length of each
10、 cable shall not exceed 2 m. 3.2 Unless indicated in the technical specification, the following details shall be specified : - duration; - - measurement and recording periods; - cable lengths. signal (shape, frequency, amplitude, rise and fall time); Previous page is blank 1) At the date of publicat
11、ion of this s indard, general aspects of el ments f optical connection are covered by a draftarnendrnent which is in preparation to the European Standard EN 2591. 2) Published as AECMA Prestandard at the date of publication of this standard CEN PREN+2591- GC3 93 W 3404589 0054343 5T4 W Page 4 prEN 2
12、591 -GCI : 1993 4 Method The specimen shall be connected as shown in figure 1. Unused stubs shall not be terminated. in Signal generator 20 T- G-1 I, sxz 1 zo Figure 1 4.1 Initial measurement Measure and record waveform. 4.2 Procedure See EN 2591-CI, method A. Test temperature : 0,85 of maximum operating temperature, tolerance : OC O Input-signal : as defined in the product standard. Oscilloscope 4.3 Requirements Waveforms shall comply with requirements specified in the product standard and in EN 2591-G2. 3
