【BS英國標準】BS EN 61442-2005 Test methods for accessories for power cables with rated voltages from 6 kV (Um = 7,2 kV) up to 36 kV(Um = 42 kV).doc

licensed copy: london south bank university, london south bank university, sat may 12 15:38:33 gmt+00:00 2007, uncontrolled copy, (c) bsibritish standardbs en61442:2005test methods for accessories for power cables with rated voltages from 6 kv(um = 7,2 kv) up to 36 kv (um = 42 kv)the european standard en 61442:2005 has the status of abritish standardics 19.080; 290.060.20 bs en 61442:2005national forewordthis british standard is the official english language version ofen 61442:2005. it was derived by cenelec from iec 61442:2005. together with bs en 50393 (due for publication during 2005) it partially supersedes bs 7888-2:1998 which will be withdrawn on 1 july 2006.the cenelec common modifications have been implemented at the appropriate places in the text. the start and finish of each common modification is indicated in the text by tags . where a common modification has been introduced by amendment, the tags carry the number of the amendment. for example, the common modifications introduced by cenelec amendment a11 are indicated by .the uk participation in its preparation was entrusted by technical committee gel/20, electric cables, to subcommittee gel/20/11, cable accessories, 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 uk interests informed;monitor related international and european developments and promulgate them in the uk.a list of organizations represented on this subcommittee can be obtained on request to its secretary.cross-referencesthe british standards which implement international or european publications referred to in this document may be found in the bsi catalogue under the section entitled “international standards correspondence index”, or by using the “search” facility of the bsi electronic catalogue or of british standards online.this publication does not purport to include all the necessary provisions of a contract. users are responsible for its correct application.compliance with a british standard does not of itself confer immunity from legal obligations.summary of pagesthis document comprises a front cover, an inside front cover, the en title page, pages 2 to 31 and a back cover.the bsi copyright notice displayed in this document indicates when the document was last issued.licensed copy: london south bank university, london south bank university, sat may 12 15:38:33 gmt+00:00 2007, uncontrolled copy, (c) bsiamd. no.datecommentsthis british standard was published under the authority of the standards policy and strategy committeeon 29 september 2005 bsi 29 september 2005isbn 0 580 46194 7amendments issued since publicationeuropean standarden 61442norme europenneeuropische normapril 2005ics 19.080; 290.060.20supersedes hd 628 s1:1996 + a1:2001english versiontest methods for accessories for power cables with rated voltages from 6 kv (um = 7,2 kv) up to 36 kv (um = 42 kv)(iec 61442:2005, modified)mthodes dessais des accessoires de cbles dnergie de tensions assignes de 6 kv (um = 7,2 kv) 36 kv (um = 42 kv)(cei 61442:2005, modifie)prfverfahren fr starkstromkabelgarnituren mit einer nennspannung von 6 kv (um = 7,2 kv) bis 36 kv (um = 42 kv)(iec 61442:2005, modifiziert)licensed copy: london south bank university, london south bank university, sat may 12 15:38:33 gmt+00:00 2007, uncontrolled copy, (c) bsithis european standard was approved by cenelec on 2005-03-01. cenelec members are bound to comply with the cen/cenelec internal regulations which stipulate the conditions for giving this european standard the status of a national standard without any alteration.up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the central secretariat or to any cenelec member.this european standard exists in three official versions (english, french, german). a version in any other language made by translation under the responsibility of a cenelec member into its own language and notified to the central secretariat has the same status as the official versions.cenelec members are the national electrotechnical committees of austria, belgium, cyprus, czech republic, denmark, estonia, finland, france, germany, greece, hungary, iceland, ireland, italy, latvia, lithuania, luxembourg, malta, netherlands, norway, poland, portugal, slovakia, slovenia, spain, sweden, switzerland and united kingdom.ceneleceuropean committee for electrotechnical standardizationcomit europen de normalisation electrotechniqueeuropisches komitee fr elektrotechnische normungcentral secretariat: rue de stassart 35, b - 1050 brussels 2005 cenelec - all rights of exploitation in any form and by any means reserved worldwide for cenelec members.ref. no. en 61442:2005 een 61442:2005 13 licensed copy: london south bank university, london south bank university, sat may 12 15:38:33 gmt+00:00 2007, uncontrolled copy, (c) bsiforewordthe text of document 20/748/fdis, future edition 2 of iec 61442, prepared by iec tc 20, electric cables, was submitted to the iec-cenelec parallel vote and was approved by cenelec as en 61442 on 2005-03-01.a draft amendment, prepared by the technical committee cenelec tc 20, electric cables, was submitted to the formal vote and was approved by cenelec for inclusion into en 61442 on2005-03-01.this european standard supersedes hd 628 s1:1996 + a1:2001.in comparison with hd 628, the impact test at low temperature has been deleted. the following dates were fixed: latest date by which the en has to be implementedat national level by publication of an identicalnational standard or by endorsement(dop)2006-01-01 latest date by which the national standards conflicting with the en have to be withdrawnannex za has been added by cenelec.(dow)2008-03-01endorsement noticethe text of the international standard iec 61442:2005 was approved by cenelec as a europeanstandard with agreed common modifications as given below.common modificationstitleamend the title to show the following upper voltage limit:“ with rated voltages from 6 kv (um = 7,2 kv) up to 36 kv (um = 42 kv)”1scopeamend the voltage reference in paragraph 1 to read:“ with rated voltages from 6 kv (um = 7,2 kv) up to 36 kv (um = 42 kv), ”licensed copy: london south bank university, london south bank university, sat may 12 15:38:33 gmt+00:00 2007, uncontrolled copy, (c) bsicontents1scope .52normative references .53test installations and conditions .64ac voltage tests .64.1dry test for all accessories .64.2wet test for outdoor terminations .64.3test in water for stop ends .75dc voltage tests .75.1installation .75.2method .76impulse voltage tests .76.1installation .76.2method .76.3test at elevated temperature .77partial discharge test .87.1method .87.2test at elevated temperature .88tests at elevated temperature .88.1installation and connection .88.2measurement of temperature .89heating cycles voltage test . 129.1installation and method . 129.2test in air . 129.3test in water . 129.4immersion test for outdoor terminations . 1310 thermal short-circuit test (screen) . 1310.1 installation . 1310.2 method 1311 thermal short-circuit test (conductor) . 1411.1 installation . 1411.2 method 1412 dynamic short-circuit test . 1512.1 installation . 1512.2 method 1513 humidity and salt fog tests. 1513.1 apparatus . 1513.2 installation . 1613.3 method 1614 impact test at ambient temperature . 1615 screen resistance measurement . 1715.1 installation . 1815.2 method 1816 screen leakage current measurement . 1816.1 installation . 18licensed copy: london south bank university, london south bank university, sat may 12 15:38:33 gmt+00:00 2007, uncontrolled copy, (c) bsi16.2 method 1817 screen fault current initiation test . 1917.1 installation . 1917.2 method 2018 operating force test . 2118.1 installation . 2118.2 method 2119 operating eye test . 2119.1 installation . 2119.2 method 2120 capacitive test point performance . 2220.1 installation . 2220.2 test method . 22annex a (informative) determination of the cable conductor temperature . 23a.1purpose . 23a.2calibration of the test cable conductor temperature. 23a.3heating for accessory test . 25annex b (informative) details of the test chamber and spray equipment for humidityand salt fog tests . 28b.1test chamber . 28b.2spray equipment for humidity and salt fog tests . 28b.3high voltage transformers . 29annex za (normative) normative references to international publications with theircorresponding european publications . .30bibliography . 31figure 1 terminations tested in air .9figure 2 joints tested in air .9figure 3 separable connectors tested in air . 10figure 4 joints tested under water . 10figure 5 separable connectors tested under water . 11figure 6 outdoor terminations tested under water . 11figure 7 heating cycle . 12figure 8 typical impact test apparatus for joints . 17figure 9 test arrangement for the screen leakage current measurement . 19figure 10 test arrangement for screen fault current initiation test . 20figure a.1 reference cable. 24figure a.2 arrangement of the thermocouples . 24figure a.3 current/temperatures curves . 26licensed copy: london south bank university, london south bank university, sat may 12 15:38:33 gmt+00:00 2007, uncontrolled copy, (c) bsitest methods for accessoriesfor power cables with rated voltagesfrom 6 kv (um = 7,2 kv) up to 36 kv (um = 42 kv)1scopethis international standard specifies the test methods to be used for type testing accessories for power cables with rated voltages from 6 kv (um = 7,2 kv) up to 36 kv (um = 42 kv). test methods are specified for accessories for extruded and paper insulated cablesaccording to iec 60502-2 and iec 60055-1 respectively.2normative referencesthe following referenced documents are indispensable for the application of this document. for dated references, only the edition cited applies. for undated references, the latest edition of the referenced document (including amendments) applies.iec 60055-1: paper-insulated metal-sheathed cables for rated voltages up to 18/30 kv (with copper or aluminium conductors and excluding gas-pressure and oil-filled cables) part 1: tests on cables and their accessoriesiec 60060-1:1989, high-voltage test techniques part 1: general definitions and test requirementsiec 60230:1966, impulse tests on cables and their accessoriesiec 60270:2000, high-voltage test techniques partial discharge measurementsiec 60502-2:2005, power cables with extruded insulation and their accessories for rated voltages from 1 kv (um = 1,2 kv) up to 30 kv (um = 36 kv) part 2: cables for rated voltages from 6 kv (um = 7,2 kv) up to 30 kv (um = 36 kv)iec 60811-1-2:1985, common test methods for insulating and sheathing materials of electric and optical cables part 1: methods for general application section two: thermal ageing methodsiec 60885-3:1988, electrical test methods for electric cables part 3: test methods for partial discharge measurements on lengths of extruded power cablesiec 60986:2000, short-circuit temperature limits of electric cables with rated voltages from6 kv (um = 7,2 kv) up to 30 kv (um = 36 kv)iec 61238-1:2003, compression and mechanical connectors for power cables for rated voltages up to 30 kv (um = 36 kv) part 1: test m