BS 6755 Pt.2-1987 阀门试验.第2部分:灭火阀试验要求规范

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【英文标准名称】:Electromagneticcompatibility(EMC)-Testingandmeasurementtechniques-Powerqualitymeasurementmethods
【原文标准名称】:电磁兼容性(EMC).试验和测量技术.功率等级测量方法
【标准号】:BSEN61000-4-30-2003
【标准状态】:作废
【国别】:英国
【发布日期】:2003-06-23
【实施或试行日期】:2003-06-23
【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】:等级;定义;电气器具;电力系统;电气设备;电气工程;电磁兼容性;电磁试验;电磁学;电磁兼容性(EMC);检验;干扰抑制;测量;测量不确定度;测量技术;测量方法;电源频率;质量;规范(验收);电源电压;试验;电压
【英文主题词】:Classes;Definitions;Electricappliances;Electricpowersystems;Electricalappliances;Electricalengineering;Electromagneticcompatibility;Electromagnetictests;Electromagnetism;EMC;Inspection;Interferencerejections;Measurement;Measuringincertainity;Measuringtechniques;Methodsformeasuring;Powerfrequency;Quality;Specification(approval);Supplyvoltages;Testing;Voltage
【摘要】:ThispartofIEC61000-4definesthemethodsformeasurementandinterpretationofresultsforpowerqualityparametersin50/60Hza.c.powersupplysystems.Measurementmethodsaredescribedforeachrelevanttypeofparameterintermsthatwillmakeitpossibletoobtainreliable,repeatableandcomparableresultsregardlessofthecompliantinstrumentbeingusedandregardlessofitsenvironmentalconditions.Thisstandardaddressesmeasurementmethodsforinsitumeasurements.Measurementofparameterscoveredbythisstandardislimitedtothosephenomenathatcanbeconductedinapowersystem.Theseincludethevoltageand/orcurrentparameters,asappropriate.Thepowerqualityparametersconsideredinthisstandardarepowerfrequency,magnitudeofthesupplyvoltage,flicker,supplyvoltagedipsandswells,voltageinterruptions,transientvoltages,supplyvoltageunbalance,voltageandcurrentharmonicsandinterharmonics,mainssignallingonthesupplyvoltageandrapidvoltagechanges.Dependingonthepurposeofthemeasurement,allorasubsetofthephenomenaonthislistmaybemeasured.Thisstandardisaperformancespecification,notadesignspecification.Theuncertaintytestsintherangesofinfluencequantitiesinthisstandarddeterminetheperformancerequirements.Thisstandardgivesmeasurementmethodsbutdoesnotsetthresholds.Theeffectsoftransducersbeinginsertedbetweenthepowersystemandtheinstrumentareacknowledgedbutnotaddressedindetailinthisstandard.Precautionsoninstallingmonitorsonlivecircuitsareaddressed.
【中国标准分类号】:L06
【国际标准分类号】:33_100_10
【页数】:50P;A4
【正文语种】:英语


【英文标准名称】:Elastomericseals-Materialrequirementsforpipejointsealsusedinwateranddrainageapplications-Thermoplasticelastomers
【原文标准名称】:弹性密封件.输水和排水用管联接密封件材料要求.热塑性弹性体
【标准号】:BSEN681-2-2000
【标准状态】:现行
【国别】:英国
【发布日期】:2000-09-15
【实施或试行日期】:2000-09-15
【发布单位】:英国标准学会(BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:CE标志;CE标记;合格证明书;认证(认可);合格;连接;定义;排水;弹性体;联接;作标记;材料;管联接器;管连接件;管道;管;产品控制;橡胶技术;密封环;密封件;下水道;规范(验收);暴雨排泄;试验;热塑性聚合物;输水管道;给水
【英文主题词】:CEmarking;Certificatesofconformity;Certification(approval);Conformity;Connections;Definition;Definitions;Drainage;Elastomers;Joints;Marking;Materials;Pipecouplings;Pipelines;Pipes;Productioncontrol;Rubbertechnology;Sealingrings;Seals;Sewers;Specification(approval);Stormdrainage;Testing;Thermoplasticpolymers;Waterpipelines;Watersupply
【摘要】:Thisstandardspecifiesrequirementsformaterialsusedformouldedsealsonlyofthermoplasticelastomers(TPE)usedinjointsof:1)thermoplasticpipingsystemsfornonpressurewastewaterdischarge(intermittentflowupto95℃)insidebuildings;2)thermoplasticpipingsystemsfornon-pressureundergrounddrainageandsewerage(continuousflowupto45℃andintermittentflowupto95℃);3)thermoplasticrainwaterpipingsystems.Generalrequirementsforfinishedjointsealsarealsogiven;anyadditionalrequirementscalledforbytheparticularapplicationarespecifiedintherelevantproductstandardstakingintoaccountthattheperformanceofpipejointsisafunctionofthesealmaterialproperties,sealgeometryandpipejointdesign.
【中国标准分类号】:G43
【国际标准分类号】:23_040_80
【页数】:24P.;A4
【正文语种】:英语