1、AECMA STANDARD NORME AECMA AECMA NORM Edition approved for publication 1996-05-31 prEN 2240-027 Edition P 1 May 1996 Comments should be sent within six months after the date of publication to AECMA Gulledelle 94 C2 Chairman Mr Pezzetta B-1200 BRUXELLES PUBLISHED BY THE EUROPEAN ASSOCIATION OF AEROSP
2、ACE INDUSTRIES (AECMA) Gulledelle 94 - B-1200 BRUXELLES - Tel. (32) 2 775 81 1 O - Fax. (32) 2 775 81 1 1 ICs : 49.060 Descriptors : ENGLISH VERSION Aerospace series Lamps, incandescent Part 027 : Lamp, code 334 Product standard Srie arospatiale Lampes incandescence Partie 027 : Lampe, code 334 Norm
3、e de produit Luft- und Raumfahrt Glhlampen Teil 027 : Lampe, Kode 334 Produ ktnorm This “Aerospace Series Prestandard has been drawn up under the responsibility of AECMA (The European Association of Aerospace Industries). It is published on green paper for the needs of AECMA-Members. It has been tec
4、hnically 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 changed to an extent that interchangeability is affected, ph ysically or functionally, without re-ide
5、ntification 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 European Standard to CEN (European Committee for Standardiza tion) for formal vote. Nota - Ex
6、tra copies can be supplied by B.N.A.E. - Technopolis 54 - 199, rue Jean-Jacques Rousseau - 921 38 ISSY-LES-MOULINEAUX CEDEX AECMA PRENx2240- 027 Yb m 3032333 0030374 935 m Nominal voltage v Nominal current A Nominal power W Page 3 prEN 2240-027 : 1996 28 0,04 1.12 1 Scope Life This standard specifie
7、s the required characteristics for lamp, code 334, used on-board aircraft. It shall be used together with EN 2756. Static with d.c. h 1 O00 Dynamic with d.c. h 750 2 Normative references I Static with a.c. h Reduced voltage v This European Standard incorporates by dated or undated reference provisio
8、ns from other publications. These normative references are cited at the appropriate places in the text and the publications are listed hereafter. For dated references, subsequent amendments to or revisions of any of these publications apply to this European Standard only when incorporated in it by a
9、mendment or revision. For undated references the latest edition of the publication referred to applies. EN 2240-001 EN 2240-002 Aerospace series - Lamps, incandescent - Part O01 : Technical specification 1) Aerospace series - Lamps, incandescent - Part 002 : Main characteristics - General 1) 1 500 -
10、 EN 2241 EN 2756 Aerospace series - Lamp caps - Dimensions 1) Aerospace series - Lamps, incandescent - Tests 1) 3 Required characteristics 3.1 Dimensions and mass See figure 1 and table 1 Dimensions are given in millimetres. Light centre 7 Reference line : middle of the groove Figure 1 Table 1 Bulb
11、appearance I Clear I Nominal luminous flux Im I 4,3 I Colour temperature K I 2100 I Luminous flux at reduced voltage Im I - I Form of filament I C-2F I Light Centre Length (LCL) I 9,5 ? 1 I 0,62 Mass (for 1 000) 1) Published as AECMA Prestandard at the date of publication of this standard AECMA PREN
12、+2240- 027 96 m 1032333 0030375 871 Page 4 prEN 2240-027 : 1996 3.2 Other characteristics See table 1 3.3 Form of filament See EN 2240-002 3.4 Cap S5,7s/8 - See EN 2241 4 Designation EXAMPLE : Identity block I EN2240-334 Description block LAMP, INCANDESCENT Code NOTE : If necessary, the code 19005 shall be placed between the description block and the identity block. 5 Marking Unless there is not enough space, the lamp and its packaging shall be marked with the international code number such as indicated in prEN 2240-002. 6 Technical specification See EN 2240-001
