1、 IEC 60127-7 Edition 2.0 2015-09 INTERNA TIONAL STA NDA RD Miniature fuses Part 7:Miniature fuse-links for special applications IEC 60127-7:2015-09(en)Copyright International Electrotechnical Commission THIS PUBLICA TION IS COPYRIGHT PROTECTED Copyright 2015 IEC,Geneva,Switzerland All rights reserve
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11、7:Miniature fuse-links for special applications INTERNATIONAL ELECTROTECHNICAL COMMISSION ICS 29.120.50 ISBN 978-2-8322-2913-2 R egist er ed tr ademar k of t he Int er national Electr ot echnical Commission Warning!Make sure that you obtained this publication from an authorized distributor.Copyright
12、 International Electrotechnical Commission 2 IEC 60127-7:2015 IEC 2015 CONTENTS FOREWORD.3 INTRODUCTION.5 1 Scope.6 2 Normative references.6 3 Terms and definitions.7 4 General requirements.8 5 Standard ratings.8 6 Marking.8 7 General notes on tests.9 8 Dimensions and construction.14 9 Electrical re
13、quirements.15 10 Standard sheets.25 Annex A(informative)Guidance on ratings to be specified by the manufacturer or to be agreed upon with the testing house.28 Bibliography.29 Figure 1 Standard test board for fuse-links with wire terminations.11 Figure 2 Test board for surface mount fuse-links.12 Fig
14、ure 3 Test fuse base.13 Figure 4 Test circuits for breaking capacity tests.16 Table 1 Power factor and time constant.17 Table 2 Testing schedule for individual ampere ratings for a.c.or d.c.breaking capacity fuse-links.20 Table 3 Testing schedule for individual ampere ratings for a.c.and d.c.breakin
15、g capacity fuse-links.21 Table 4 Testing schedule for maximum ampere rating of a homogeneous series (a.c.or d.c.breaking capacity fuse-links).22 Table 5 Testing schedule for maximum ampere rating of a homogeneous series (a.c.and d.c.breaking capacity fuse-links).23 Table 6 Testing schedule for minim
16、um ampere rating of a homogeneous series.24 Table 7 Testing schedule for all intermediate ampere ratings of a homogeneous series.24 Table A.1 Guidance on ratings to be specified by the manufacturer or to be agreed upon with the testing house.28 Copyright International Electrotechnical Commission IEC 60127-7:2015 IEC 2015 3 INTERNATIONAL ELECTROTECHNICAL COMMISSION _ MINIATURE FUSES Part 7:Miniature fuse-links for special applications FOREWORD 1)The International Electrotechnical Commission(IEC)i
