HD 21 1 S2 A7-1992 AMD 7 Polyvinyl Chloride Insulated Cables of Rated Voltages up to and Including 450 750 V Part 1 General Requirements《修改件7 额定电压450 750 V以下的聚氯.pdf

1、RU* do Sfriaart, 35 - 1060 Bruxelles Tl.:!(+ 32 2) 519.88.71 - Fax: (+ 32 2) 519.80.10 TdeteX 200 2210097 CENCEL - TX 172210097 ._ HD 21.1 S2/A7 SHEET. Issue 1 1992-04-03 April 1992 Polyvinyl chloride insulated cables of rated voltages up to and including 450/?50 V Part 1: General requirements Condu

2、cteurs et cbles isols au polychlorure de vinyle, de tension assigne au plus gale a 4501150 V Premire partie: Prescriptions gnrales Polyvinylchlorid-isolierte Leitungen mit Nennspannungen bis 4501750 V Teil 1: Allgemeine Anforderungen Related to Directive: 73123lEEC This amendment consists of the fol

3、lowing: - Title Page - Text prepared by CENELEC technical cornittee TC 20 date of ratification : 1992-03-24 date of announcement : 1993-01-01 date of withdrawal . : 1993-07-01 date of latest publication : 1993-07-01 LIST OF NATIONAL STANDARDS IS GIVEN OVERLEAF HARMONIZED NATIONAL STANOAROS W 3404583

4、 803701ib T e HO 21.1 S2:1990/A7:1992 AT : BE : CH : OE : OK : ES : FI : FR : GB : GR : I : IS : IT : LU : NL : NO : PT : SE : NOS No standard SP Standard in preparation NR Standard under revision U 3404583 0037037 3 I i HARMONIZATION DOCUMENT OCUMENT DI HARMONISATION HARMONISIERUNGSDOKUMENT HD 21.1

5、 S21A7 April 1992 UOC (621.315.211.2+621.315.32)027.475-036.743.22-77?.001.2.002.2 (083.71)(083.73) Descriptors: see overleaf ENGLISH VERSION POLYVINYL CHLORIDE INSULATED CABLES OF RATED VOLTAGES UP TO AND INCLUDING 4501750 V PART 1: GENERAL REQUIREMENTS Conducteurs et cibles isols au polychlorure d

6、e vinyle, de tension assigne au plus gale 5501750 V Premire partie: Prescriptions gnrales Polyvinylchlorid-isolierte Leitungen mit Nennspannungen bis 4501750 V Teil 1: Allgemeine Anforderungen This amendment modifies the Harmonization Document HD 21.2 S2:1990. It was approved by CENELEC on 1992-03-2

7、4. CENELEC members are bound to comply with the CEN/CENELEC Inernal Regulations which stipulate the conditions for implementation of this amendment on a national level. Up-to-date lists and bibliographical references concerning national implementation may be obtained on application to the Central Se

8、cretariat or to any CENELEC member. This amendment exists in three official versions (English, French and German). CENELEC members are the national electrotechnical committees of Austria, Belgium, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, , Luxembourg, Netherlands, Norway,

9、Portugal, Spain, Sweden, Switzerland and United Kingdom. CENELEC E ur ope an Committee for E lec t r o t ec h n i ca 1 Stand a rd iza t io n Comit Europen de Normalisation Electrotechnique Europaisches Komitee fr Elektrotechnische Normung - Central Secretariat: rue de Stassart 35, 8-1050 Brussels QI

10、992 Copyright reserved to CENELEC members Ref:No. HD 21.1 S2:19901A7:1992 E IB 3404583 0037018 3 Page 2 HD 21.1 S2:1990/A7:1992 Descriptors: Conductor, cable, flexible cable, rigid cable, single core cable, multicore cable, conductor material, flat cable, tinsel cord, compound, polyvinyl chloride, i

11、nsulation compound, type test, sample test, routine test, nominal voltage, mark, common marking, identification, colour scheme, construction, insulation, filler, sheath, covering, internal covering, extruded covering, thickness, mean value, specified value, electrical resistance, test, tensile stren

12、gth, elongation at- break, ageing, loss of masa, non contamination, heat shock, preasure, high temperature, low temperature, elongation at low temperature, complete cable, overall dimensions, bending, flexing, voltage test, insulation resistance, absence of short circuits, spark (test), snatch (test

13、), separation of cores, teat (under) fire (conditions), guide to use FOREWORD Following a decision taken by CENELEC Technical Committee TC 20 at their meeting in Vienna in November 1990 some supplementary common modifications to the International Standard IEC 227-1:1979 were submitted to the CENELEC

14、 Unique Acceptance Procedure (UAP) in July 1991 for acceptance as an amendment to HD 21.1 S2:1990. The text of the draft was approved by CENELEC as amendment A7 to HD 21.1 S2:1990 on 24 March 1992. The following dates were fixed: - latest date of announcement of the amendment at national level (doa)

15、 1993-01-01 - latest date of publication of an identical national standard (dop) 1993-07-01 - latest date of withdrawal of conflicting national standards (daw) 1993-07-01 For products which have complied with HD 21.1 S2:1990 and its amendments before 1993-07-01, as shown by the manufacturer or by a certification body, this previous standard may continue to apply for production until 1994-07-01. Amendment A7 to HD 21.1 S2 4.2 (b) Amend Line 1 to read: For cable type H07V (Part 3, Clauses 2 and 3; Part 7, Clause 3, Part 9) . Appendix 1 In column 1 of the Table, under Part 7, add: - Clause 3 -