1、AECMA STANDARD NORME AECMA AECMA NORM Edition approved for publication Comments should be sent within six months after the date of publication to prEN 259 1 -FD I 4 Edition P 1 October 1993 C2 Chairman DIT PAR LASSOCIATION EUROPENNE DES CONSTRUCTEURS DE MATRIEL AROSPATIAL Technopolis - 175, rue Jean
2、Jacques Rousseau - F-92138 Issy-les-Moulineaux Cedex - Tl. (1) 47.36.98.76 UDC : Descriptors : ENGLISH VERSION Aerospace series Elements of electrical and optical connection Test methods Part FD 14 - Optical elements Unmating of lanyard release optical connection elements Srie arospatiale Organes d
3、e connexion lectrique et optique Mthodes dessais Partie FD14 - Organes optiques Aptitude au dsaccouplernent des organes de connexion optiques largables Luft- und Raumfahrt Elektrische und optische Verbindungselernente Prfverfahren Teil FD14 - Optische Elemente Trennen von optischen Verbindungselerne
4、nten This “Aerospace Series I Prestandard 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 Technical Com
5、mittee 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 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 formal vote. 1993-10-29 AECMA Technopolis - 175, rue Jean-Jacques Rousseau 92 138 Issy-
7、les-Moulineaux Cedex - FRANCE M. J. Le Cunff I I aecma 1993 CEN PRN*ZCSL- FDL4 33 = 3404589 0050875 822 prEN 259 1 -FD14 Page 3 I l 1) At the date of publication of this standard, general aspects of elements of optical connection are covered by a draft amendment which is in preparation to the Europe
8、an Standard EN 2591. 2) Published as AECMA Prestandard at the date of publication of this standard I 1 Scope This standard specifies a method of assessing the locking of the lanyard release mechanism of optical connection elements. It shall be used together with EN 2591. 2 Normative references EN 25
9、91 Aerospace series - Elements of electrical and optical connection - Test EN 2591-D8 Aerospace series - Elements of electrical and optical connection - Test EN 2591-Dl4 Aerospace series - Elements of electrical and optical connection - Test EN 2591-F1 Aerospace series - Elements of electrical and o
10、ptical connection - Test EN 2591-FA1 Aerospace series - Elements of electrical and optical connection - Test methods - General methods - Part D8 - Mating and unmating forces 2, methods - Part D 14 - Unmating of lanyard release connectors 2) methods - Part F1 - Insertion loss 2, methods - Part FA1 -
11、Visual examination 2, 3 Preparation of specimens 3.1 Specimens shall be fitted with normal accessories, mounted and terminated in accordance with the product standard. 3.2 Unless indicated in the technical specification, the following details shall be specified : See EN 2591 -D14 (if applicable) plu
12、s : - maximum value of insertion loss; - type and length of cable/fibre. 4 Apparatus See EN 2591-Dl4 and EN 2591-F1. Previous page is blank CEN PREN+2591- FD14 73 3404589 005087b 767 prEN 2591-FD14 Page 4 5 Method 5.1 Initial measurements (if applicable) EN 2591-Dl4 PIUS EN 2591-FI. 5.2 Procedure EN 2591-D14. 5.3 Final measurements and requirements - EN 2591 -FA1 - Visual examination - EN 2591-D8 - Mating and unmating forces - EN 2591-F1 - Insertion loss
