1、 STD.BSI BS EN b0874-L7-ENGL 1997 W lb24bb9 Obb5378 828 S BRITISH STANDARD Connectors for optical fibres and cables Part 17. Sectional specification for fibre optic connector - Vpe F-05 (friction lock) The European Standard EN 6087417 : 1997 has the status of a British Standard ICs 33.180.20 NO COPY
2、ING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAW %=7a - one specimen of each adapter variant to be qualified by structural similarity to the one used for group O; used for group O. - I_ - - I_ II I_ * m DF - one specimen of each socket variant to be qualified by structural similarity
3、to the one Following completion of the group O tests, the specimens for the other groups shall be randomly selected from the group O samples. 3.1.1.2 Preparation of specimens Assemble kit arrangement specimens according to the manufacturers instructions for use. 3.1 .1 .3 Testing I I The tests shall
4、 be conducted in the order given, according to the method specified and the specimens shall satisfy the performance requirements of the detail specification. The additional variant specimens (see 3.1.1.1) shall be tested to all group O tests and shall meet the requirements of the detail specificatio
5、n. Page 10 EN 60874-17 : 1997 3.1.2 Lot-by-lot and periodic procedure When specified, the lot-by-lot plus periodic qualification procedure shall be in accordance with 3.3.2 of IEC 874-1 (see 3.2.1 and 3.2.2 for test schedules). Qualification approval .will be granted for the complete range of varian
6、ts submitted as structurally similar upon successful completion of the tests. 3.2 Quality conformance inspection 3.2.1 Lot-by-lot inspection The minimum mandatory inspection schedules for lot-by-lot inspection are specified in the relevant blank detail specification. The complete set of mandatory te
7、st schedules and performance requirements shall be specified in the detail specification. 3.2.2 Periodic inspection The minimum mandatory periodic test schedules are specified in the relevant specification. The complete set of mandatory test schedules and performance requirements shall be specified
8、in the detail specification. Periodic inspection approval will be granted for the complete range of variants submitted as structurally similar upon successful completion of the tests. 3.2.2.1 Sample size The sample size for periodic inspection shall be as specified in the detail specification. The s
9、pecimens are complete connector sets of a variant for the smallest fibre core diameter specified in the detail specification. In addition, the following sample shall be provided: - one specimen of each plug variant to be qualified by structural similarity to the one used for group CO or DO; - one sp
10、ecimen of each adapter variant to be qualified by structural similarity to the one used for group CO or DO; - one specimen of each socket variant to be qualified by structural similarity to the one used for group CO or DO. Following completion of the group CO or DO tests, the specimens for the other
11、 groups shall be randomly selected from the group CO or DO samples. 3.2.2.2 Preparation of specimens Assemble kit arrangement specimens according to the manufacturers instructions for use. 3.2.2.3 Testing The tests shall be conducted in the order given, in accordance with the method specified and th
12、e specimens shall satisfy the performance requirements of the detail specification. The additional variant specimens selected (see 3.2.2.1) shall be tested to all of the group CO or DO tests and shall meet the requirements of the detail specification. Page 11 EN 60874-17 : 1997 Annex ZA (normative)
13、Normative references to intemational publications with their corresponding European publications This European Standard incorporates by dated or undated reference, provisions from other publications. These normative references are cited at the appropriate places in the text and the publications are
14、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 amendment or revision. For undated references the latest edition of the publication referred to applies (including amendments). N
15、OTE: *hen an international publication has been modified by common modifications, indicated by (mod), the relevant EN/HD applies. - Year Year Title EN/HD Publication - IEC 60874-1 1993 Connectors for optical fibres and cables Part 1 : Generic specification BS EN 60874-17 : 1997 1995 QC 211300 : 1995
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