1、BRITISH STANDARD BS IEC 60050-442: 1998 International Electrotechnical Vocabulary Part 442: Electrical accessories ICS 01.040.29; 29.120.01BSIEC60050-442:1998 This British Standard, having been prepared under the directionof the Electrotechnical Sector Committee, was publishedunder the authority oft
2、he Standards Committee andcomes into effect on 15 April 1999 BSI 03-2000 ISBN 0 580 32344 7 National foreword This British Standard reproduces verbatim IEC 60050-442:1998 and implements it as the UK national standard. The UK participation in its preparation was entrusted to Technical Committee GEL/1
3、, Terminology, which has the responsibility to: aid enquirers to understand the text; present to the responsible international/European committee any enquiries on the interpretation, or proposals for change, and keep the UK interests informed; monitor related international and European developments
4、and promulgate them in the UK. A list of organizations represented on this committee can be obtained on request to its secretary. From 1 January 1997, all IEC publications have the number 60000 added to the old number. For instance, IEC 27-1 has been renumbered as IEC60027-1. For a period of time du
5、ring the change over from one numbering system to the other, publications may contain identifiers from both systems. Cross-references The British Standards which implement international or European publications referred to in this document may be found in the BSI Standards Catalogue under the sectio
6、n entitled “International Standards Correspondence Index”, or by using the “Find” facility of the BSI Standards Electronic Catalogue. A British Standard does not purport to include all the necessary provisions of a contract. Users of British Standards are responsible for their correct application. C
7、ompliance with a British Standard does not of itself confer immunity from legal obligations. Summary of pages This document comprises a front cover, an inside front cover, pages i and ii, theIECtitle page, pages ii to iv, pages 1 to 156 and a back cover. This standard has been updated (see copyright
8、 date) and may have had amendments incorporated. This will be indicated in the amendment table on the inside front cover. Amendments issued since publication Amd. No. Date CommentsBSIEC60050-442:1998 BSI 03-2000 i Contents Page National foreword Inside front cover Text of IEC 60050-442 1ii blankBSIE
9、C60050-442:1998 ii BSI 03-2000BSIEC60050-442:1998 BSI 03-2000 iiiiv blankBSIEC60050-442:1998 BSI 03-2000 1BSIEC60050-442:1998 2 BSI 03-2000BSIEC60050-442:1998 BSI 03-2000 3BSIEC60050-442:1998 4 BSI 03-2000BSIEC60050-442:1998 BSI 03-2000 5BSIEC60050-442:1998 6 BSI 03-2000BSIEC60050-442:1998 BSI 03-20
10、00 7BSIEC60050-442:1998 8 BSI 03-2000BSIEC60050-442:1998 BSI 03-2000 9BSIEC60050-442:1998 10 BSI 03-2000BSIEC60050-442:1998 BSI 03-2000 11BSIEC60050-442:1998 12 BSI 03-2000BSIEC60050-442:1998 BSI 03-2000 13BSIEC60050-442:1998 14 BSI 03-2000BSIEC60050-442:1998 BSI 03-2000 15BSIEC60050-442:1998 16 BSI
11、 03-2000BSIEC60050-442:1998 BSI 03-2000 17BSIEC60050-442:1998 18 BSI 03-2000BSIEC60050-442:1998 BSI 03-2000 19BSIEC60050-442:1998 20 BSI 03-2000BSIEC60050-442:1998 BSI 03-2000 21BSIEC60050-442:1998 22 BSI 03-2000BSIEC60050-442:1998 BSI 03-2000 23BSIEC60050-442:1998 24 BSI 03-2000BSIEC60050-442:1998
12、BSI 03-2000 25BSIEC60050-442:1998 26 BSI 03-2000BSIEC60050-442:1998 BSI 03-2000 27BSIEC60050-442:1998 28 BSI 03-2000BSIEC60050-442:1998 BSI 03-2000 29BSIEC60050-442:1998 30 BSI 03-2000BSIEC60050-442:1998 BSI 03-2000 31BSIEC60050-442:1998 32 BSI 03-2000BSIEC60050-442:1998 BSI 03-2000 33BSIEC60050-442
13、:1998 34 BSI 03-2000BSIEC60050-442:1998 BSI 03-2000 35BSIEC60050-442:1998 36 BSI 03-2000BSIEC60050-442:1998 BSI 03-2000 37BSIEC60050-442:1998 38 BSI 03-2000BSIEC60050-442:1998 BSI 03-2000 39BSIEC60050-442:1998 40 BSI 03-2000BSIEC60050-442:1998 BSI 03-2000 41BSIEC60050-442:1998 42 BSI 03-2000BSIEC600
14、50-442:1998 BSI 03-2000 43BSIEC60050-442:1998 44 BSI 03-2000BSIEC60050-442:1998 BSI 03-2000 45BSIEC60050-442:1998 46 BSI 03-2000BSIEC60050-442:1998 BSI 03-2000 47BSIEC60050-442:1998 48 BSI 03-2000BSIEC60050-442:1998 BSI 03-2000 49BSIEC60050-442:1998 50 BSI 03-2000BSIEC60050-442:1998 BSI 03-2000 51BS
15、IEC60050-442:1998 52 BSI 03-2000BSIEC60050-442:1998 BSI 03-2000 53BSIEC60050-442:1998 54 BSI 03-2000BSIEC60050-442:1998 BSI 03-2000 55BSIEC60050-442:1998 56 BSI 03-2000BSIEC60050-442:1998 BSI 03-2000 57BSIEC60050-442:1998 58 BSI 03-2000BSIEC60050-442:1998 BSI 03-2000 59BSIEC60050-442:1998 60 BSI 03-
16、2000BSIEC60050-442:1998 BSI 03-2000 61BSIEC60050-442:1998 62 BSI 03-2000BSIEC60050-442:1998 BSI 03-2000 63BSIEC60050-442:1998 64 BSI 03-2000BSIEC60050-442:1998 BSI 03-2000 65BSIEC60050-442:1998 66 BSI 03-2000BSIEC60050-442:1998 BSI 03-2000 67BSIEC60050-442:1998 68 BSI 03-2000BSIEC60050-442:1998 BSI
17、03-2000 69BSIEC60050-442:1998 70 BSI 03-2000BSIEC60050-442:1998 BSI 03-2000 71BSIEC60050-442:1998 72 BSI 03-2000BSIEC60050-442:1998 BSI 03-2000 73BSIEC60050-442:1998 74 BSI 03-2000BSIEC60050-442:1998 BSI 03-2000 75BSIEC60050-442:1998 76 BSI 03-2000BSIEC60050-442:1998 BSI 03-2000 77BSIEC60050-442:199
18、8 78 BSI 03-2000BSIEC60050-442:1998 BSI 03-2000 79BSIEC60050-442:1998 80 BSI 03-2000BSIEC60050-442:1998 BSI 03-2000 81BSIEC60050-442:1998 82 BSI 03-2000BSIEC60050-442:1998 BSI 03-2000 83BSIEC60050-442:1998 84 BSI 03-2000BSIEC60050-442:1998 BSI 03-2000 85BSIEC60050-442:1998 86 BSI 03-2000BSIEC60050-4
19、42:1998 BSI 03-2000 87BSIEC60050-442:1998 88 BSI 03-2000BSIEC60050-442:1998 BSI 03-2000 89BSIEC60050-442:1998 90 BSI 03-2000BSIEC60050-442:1998 BSI 03-2000 91BSIEC60050-442:1998 92 BSI 03-2000BSIEC60050-442:1998 BSI 03-2000 93BSIEC60050-442:1998 94 BSI 03-2000BSIEC60050-442:1998 BSI 03-2000 95BSIEC6
20、0050-442:1998 96 BSI 03-2000BSIEC60050-442:1998 BSI 03-2000 97BSIEC60050-442:1998 98 BSI 03-2000BSIEC60050-442:1998 BSI 03-2000 99BSIEC60050-442:1998 100 BSI 03-2000BSIEC60050-442:1998 BSI 03-2000 101BSIEC60050-442:1998 102 BSI 03-2000BSIEC60050-442:1998 BSI 03-2000 103BSIEC60050-442:1998 104 BSI 03
21、-2000BSIEC60050-442:1998 BSI 03-2000 105BSIEC60050-442:1998 106 BSI 03-2000BSIEC60050-442:1998 BSI 03-2000 107BSIEC60050-442:1998 108 BSI 03-2000BSIEC60050-442:1998 BSI 03-2000 109BSIEC60050-442:1998 110 BSI 03-2000BSIEC60050-442:1998 BSI 03-2000 111BSIEC60050-442:1998 112 BSI 03-2000BSIEC60050-442:
22、1998 BSI 03-2000 113BSIEC60050-442:1998 114 BSI 03-2000BSIEC60050-442:1998 BSI 03-2000 115BSIEC60050-442:1998 116 BSI 03-2000BSIEC60050-442:1998 BSI 03-2000 117BSIEC60050-442:1998 118 BSI 03-2000BSIEC60050-442:1998 BSI 03-2000 119BSIEC60050-442:1998 120 BSI 03-2000BSIEC60050-442:1998 BSI 03-2000 121
23、BSIEC60050-442:1998 122 BSI 03-2000BSIEC60050-442:1998 BSI 03-2000 123BSIEC60050-442:1998 124 BSI 03-2000BSIEC60050-442:1998 BSI 03-2000 125BSIEC60050-442:1998 126 BSI 03-2000BSIEC60050-442:1998 BSI 03-2000 127BSIEC60050-442:1998 128 BSI 03-2000BSIEC60050-442:1998 BSI 03-2000 129BSIEC60050-442:1998
24、130 BSI 03-2000BSIEC60050-442:1998 BSI 03-2000 131BSIEC60050-442:1998 132 BSI 03-2000BSIEC60050-442:1998 BSI 03-2000 133BSIEC60050-442:1998 134 BSI 03-2000BSIEC60050-442:1998 BSI 03-2000 135BSIEC60050-442:1998 136 BSI 03-2000BSIEC60050-442:1998 BSI 03-2000 137BSIEC60050-442:1998 138 BSI 03-2000BSIEC
25、60050-442:1998 BSI 03-2000 139BSIEC60050-442:1998 140 BSI 03-2000BSIEC60050-442:1998 BSI 03-2000 141BSIEC60050-442:1998 142 BSI 03-2000BSIEC60050-442:1998 BSI 03-2000 143BSIEC60050-442:1998 144 BSI 03-2000BSIEC60050-442:1998 BSI 03-2000 145BSIEC60050-442:1998 146 BSI 03-2000BSIEC60050-442:1998 BSI 0
26、3-2000 147BSIEC60050-442:1998 148 BSI 03-2000BSIEC60050-442:1998 BSI 03-2000 149BSIEC60050-442:1998 150 BSI 03-2000BSIEC60050-442:1998 BSI 03-2000 151BSIEC60050-442:1998 152 BSI 03-2000BSIEC60050-442:1998 BSI 03-2000 153BSIEC60050-442:1998 154 BSI 03-2000BSIEC60050-442:1998 BSI 03-2000 155BSIEC60050
27、-442:1998 156 BSI 03-2000blankBS IEC 60050-442: 1998 BSI 389 Chiswick High Road London W4 4AL BSIBritishStandardsInstitution BSI is the independent national body responsible for preparing BritishStandards. It presents the UK view on standards in Europe and at the international level. It is incorpora
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