ASTM D 5351-1993 用萃取滴定法(试验方法B)测定有机结合的三氧化硫的试验方法

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【英文标准名称】:High-voltageswitchgearandcontrolgear-Designclassesforindoorenclosedswitchgearandcontrolgearforratedvoltagesabove1kVuptoandincluding52kVtobeusedinsevereclimaticconditions
【原文标准名称】:高压开关装置和控制装置.恶劣气候条件下用额定电压1kV以上和52kV以下(含52kV)的室内封闭型开关装置和控制装置的设计等级
【标准号】:BSDDCLC/TS62271-304-2008
【标准状态】:现行
【国别】:英国
【发布日期】:2009-04-30
【实施或试行日期】:2009-04-30
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:老化试验;气候;气候保护;电气外壳;电气工程;外壳;外壳;防火外壳;重型;高电压;高压电器;渗透性试验;耐气侯条件性;规范(验收);开关装置;开关设备;接电装置;开关设备;试验;测试;痕量元素分析;测试条件;试验条件
【英文主题词】:Ageingtests;Climate;Climaticprotection;Electricenclosures;Electricalengineering;Enclosure;Enclosures;Flameproofenclosures;Heavy-duty;Highvoltage;High-voltageequipment;Penetrationtests;Resistancetoclimaticconditions;Specification(approval);Switchgear;Switchgears;Testing;Testingconditions
【摘要】:ThispartofIEC62271appliestoindoorenclosedswitchgearandcontrolgearcomplyingwithIEC62271-200andIEC62271-201,intendedtobeusedinserviceconditionsmoreseverewithrespecttocondensationandpollutionthanthenormalserviceconditionsspecifiedinIEC62271-1.Thistechnicalspecificationcoversequipmentwhereanyoftheinsulationisexposedtoindoorclimaticconditions.Thetestdetailedinthistechnicalspecificationhasbeendesignedprimarilytoinvestigatethebehaviourofelectricalinsulationandnotcorrosiononequipments.Nevertheless,theperformanceofmechanicalcomponents,suchasmechanisms,interlocksandenclosuresmayalsoberecorded.Thistechnicalspecificationproposesdefinitionsfortwodegreesofsevereserviceconditionswithrespecttocondensationandpollution.Italsoproposestestproceduresforassessingtheperformanceofenclosedswitchgearandcontrolgearunderspecifiedconditionssothatconclusionsmaybedrawnconcerningtheirsuitabilityforserviceunderthosesevereserviceconditions.Inthistechnicalspecification,theterm"equipment"isusedinaccordancewiththescopeforan"enclosedassemblyofswitchgearandcontrolgear"(seeIEC60050-441,definition441-12-02).NOTEThetestingproceduresdescribedinthistechnicalspecificationmayalsobeappliedtointernalinsulationofoutdoorequipment.
【中国标准分类号】:K43
【国际标准分类号】:29_130_10
【页数】:20P.;A4
【正文语种】:英语


【英文标准名称】:Polyethylene(PE)pipesandfittings;Determinationofmeltflowrate
【原文标准名称】:聚乙烯(PE)管和配件.熔化流率的测定
【标准号】:ISO4440-1980
【标准状态】:作废
【国别】:国际
【发布日期】:1980-08
【实施或试行日期】:
【发布单位】:国际标准化组织(ISO)
【起草单位】:ISO/TC138
【标准类型】:()
【标准水平】:()
【中文主题词】:聚乙烯;熔化;熔体流动指数;塑料管;管;试验;塑料;管道配件
【英文主题词】:plastictubes;pipes;plasticpipes;pe;melting;plastics;polyethylene;meltflowindex;pipefittings;pipes(tubes);testing
【摘要】:
【中国标准分类号】:G33
【国际标准分类号】:2730;6770
【页数】:2P;A4
【正文语种】:英语