| 加入桌面 | 手机版
免费发布信息网站
贸易服务免费平台
 
 
发布信息当前位置: 首页 » 供应 » 仪器、仪表 » 专用仪器仪表 » KMSB-30型高压电容电桥

KMSB-30型高压电容电桥

点击图片查看原图
规 格: 行业标准 
单 价: 面议 
起 订:  
供货总量: 99999
发货期限: 自买家付款之日起 3 天内发货
所在地: 上海
有效期至: 长期有效
更新日期: 2010-10-02 08:00
浏览次数: 2
询价
公司基本资料信息
 
 
 
【KMSB-30型高压电容电桥】详细说明
KMSB-30型高压电容电桥KMSB30typeHVcapacitancebridge1 1简介:本说明书是KMSB30型高压电容电桥的安装和使用说明书。(包括KMSB30-3型量程扩展器及TPlP-A型打印机)。ThismanualisforinstallationandoperationofKMSB30typeHVcapacitancebridge.(includingKMSB30-3measurerangeexpanderandTPlP-Atypeprinter)KMSB30型高压电容电桥是基本仪器。主电桥主要采用电流比较仪的原理并结合计算机数据处理,具有操作方便可靠,测量精度高、读数位数多、线性度好,不受环境温湿度影响,仪器内部的计算机能自动对测试数据进行处理,直接在面板上显示电容值及介损tg 和测试电压及流经标准电容的电流(Icn),并可通过打印机将测试结果打印出来等优点,是目前国内精度较高、稳定性好、操作方便、用途广泛的高压电桥。30系列的电桥根据其所带的尾字母的不同,各自所持有的功能也有不同。如:30b型电桥,主要用于测量材料;30c型电桥可以扩展测量高压互感器等的高压变比及角差;30d型电桥主要用于测量频率在3~11次谐波下。30e型主要用与基准测量。TheKMSB30typeHVcapacitancebridgemainlyadoptdcurrentcomparisiondeviceandcomputerdataanalysis.Itfeatureswitheasyoperation,precisemeasure,goodlineraity,andisnotaffectedbytemperatureorhumidity.Theinnercomputerdealwithdataautomaticallyanddisplaycapacitancevalue,tg value,testvoltage,andcurrentthroughcapacitor(Icn)onthepanel.Thedatacanbeprintedout.TheequipmentisuptonowHVbridgewhichisprecise,stable,convenientandcommonlyusedinChina.30seriesbridgehasdifferentfunctionsduetodifferentmodelswhichhasdifferentendletter.Forinstance,30bbridgeismainlyformaterialmeasure,30ccanmeasureHVratioandangledifferenceofHVmutualinductor.30dmeasuresfrequencyundersecondaryresonancewaveof3-11.30eismainlyforbasicstandardmeasure.1 2性能:FeaturesKMSB-30型高压电桥为实验室精密型高压电桥。主要采用电流比较仪的原理,使它在测量上具有较高的比率精度和稳定性,这是一般西林电桥不能达到的。再加上计算机数据处理,使测量更加直观。本电桥可与各类高压标准电容器配合组成高压电容电桥,适宜于在高电压下测量电力电缆、高压套管、电力电容器、互感器等高压电力设备的电容量及损失角正切值tg ,以及各种固体或液体绝缘材料的介电常数( )及损失角正切值,也可测量高压变压器或电压互感器的比差及角差。电桥可外接电流互感器以扩大量程,测量大电容本电桥为四端测量具有引线补偿装置,使测量精度提高,消除接线电阻引起的附加误差。本电桥还可测量电抗器的电感量及Q值。KMSB30-3型量程扩展器(供选购)能使主桥体的电容比从1000∶1扩大到106∶1。TheKMSB30typeHVcapacitancebridgeispreciseHVbridgeforlaboratory.Itmainlyadoptscurrentcomparisiondevicetheoryandhascomparativelyhighratioprecisionandstability,whichisnoteasytoachievefornormalbridge.Andwithcomputerassistance,themeasureismoredirect.ThebridgecanbematchedwithallkindsofHVstandardcapacitortoformHVcapacitancebridge.Anditissuitabelforcapacitanceanddissipationtg measureofpowercable,HVbushing,powercapacitorandmutualinductor.ItisalsoforratioandangledifferencemeasureforHVtransformerorvoltagemutualinductor.Thebridgecanbeconnectedwithcurrentmutualinductortoexpanditsmeasurerangeforhighcapacitance.Thebridgeisfourendmeasurewithconductcompensationdevicetoimproveprecision,reduceadditionalerrorcausedbyresistanceconnection.ThebridgecanalsotestinductanceandQvalueforreactor.KMSB30-3typemeasurerangeexpander(optional)canenlargethemainbridgecapacitancerationto106∶1from1000∶11 3结构:本电桥放在一个金属箱体内,指零仪安放在适宜人眼观察的水平位置。灵敏度调节开关在表头的旁边,桥体安放在指零仪下面,电容比值和介质损耗正切值读数调节开关固定在面板上。在主桥体与指零仪的之间,是被测试品的电容量及介损、测试电压的显示窗,在其旁边是标准电容量的预置盘。电桥本体的环形电流比较仪装在一个磁屏蔽盒内,它的铁芯采用超高导磁材料卷绕成环形,为内外磁场有较好的抗干扰性能,具有很高精度的比差及角差。主运算放大器和引线补偿放大器及微机处理器都在箱体内部一个金属屏蔽盒内,电桥工作电源采用了开关电源,具有很宽的工作范围,也安装在一个金属屏蔽盒内。连接标准电容器与被测试品的插座在仪器背部,接地端钮前后共有两处,外接线采用屏蔽电缆,电桥装置箱体作为静电屏蔽以免干扰。1-3structureThebridgeispositionedinametalcontainer.Thezeropointerisputathorizontallevelsuitbleforhumaneyewatch.Thesensitivityregulationswitchisbesidethemeterhead.Thebridgeisunderzeropointer.Andonthepanelisthereadingregulationswitchforcapacitanceratioanddielectricdissipatintgvalue.Betweenthemainbridgeandzeropointer,thereisthedisplaywindowforcapacitance,dissipationandtestvoltageoftestedcapacitance.Besideitisthepresetdialforstandardcapacitance.Inamagneticshieldingboxistheringshapedcurrentcomparisiondevicewhoseironcoreismadeofextra-magneticconductivematerial.Thismaterialisshapedintoaringandwellresisttheinnerandoutermagneticfield.Itfeatureswithhighpreciseratioandangledifference.Themaincalculater,conductcompensativeamplifierandcomputerareallputinsideametalshieldingbox.Thebridgeworkingpoweradoptsonandofftypeandalsoputinsideametalshieldingbox.Thesockettoconnectthestandardcapacitorandtestedobjectisatthebackofthedevice.Therearetwogroundingbuttonsatfrontandback.Theconnectionlineshallbeshieldingcable.Thebridgecabinetisforshieldingthedisturbance.1 4主要技术指标:z电桥电容比Cx/Cs(当额定比率为1:1时)为0到1.111110,步级0.000001,倍率(K)变化范围为1000、500、200、100、50、20、10、5、2、1共十档,电容的测量范围决于标准电容器Cs的大小电容值,即Cx=Cs K (Cx/Cs)Whentheratedratiois1:1,theCx/Csisfrom0to1.111110,thestepnessis0.000001,andmultiplyingfactorKrangesare1000、500、200、100、50、20、10、5、2、1,10levelsintotal.ThecapacitancemeasurerangedependsonCsofstandardcapacitor:Cx=Cs K (Cx/Cs)z电容比率值的测量准确度:电容比率读数第一只盘为满度时应不大于当tg <3 10-3为 0.00005tg 3 10-3为 0.00005 0.005 tg x。Measureprecisionofcapacitanceratio:Whenthefirstdialcapacitanceratioreadingisfull,thevalueshallnotbeabove:tg <3 10-3 0.00005tg 3 10-3 0.00005 0.005 tg x.z电桥tg 范围为-0.111110到+0.111110,步级为0.000001。Thetg rangeofthebridgeis-0.111110to+0.111110,withstepnessof0.000001.ztg x测量准确度不大于 0.5%tg x 5 10-5Themeasureprecisionoftg xisnotabove 0.5%tg x 5 10-5z被测电容量显示:Cx=(0.1~1111.1110)Cn显示为被测电容量的前6位有效数字。Thetestedcapacitancedisplay:Cx=(0.1~1111.1110)CnThedisplayisfirstsixeffectivedigitsoftestedcapacitance.z被测电容介损显示:tg =-1.11 10-1到1.11 10-1显示为被测电容介损的前3位有效数字并结合科学记数法。Thetestedcapacitancedissipationdisplay:tg =-1.11 10-1to1.11 10-1Thedisplayisthefirst3effectivedigitswithscientificdigitmethod.z电容量及介损显示精度:电容量: 0.5% tg x 0.00005。介损: 0.5%tg x 5 10-5Thecapacitanceanddissipationdisplayprecision:capacitance: 0.5% tg x 0.00005.dielectricdissipation: 0.5%tg x 5 10-5z电桥最大工作电流:电桥标准臂最大允许电流为15mA。通过被测臂最大电流与倍率位置有关,见表1。Maximumworkingcurrentofthebridge:themaximumallowedcurrentofthebridgestandardarmis15mA.Thevalueisrelatedwithmultiplyingfactor.Pleaserefertoform1表1form1倍率Kmultiplyingfactor最大允许电流maximumallowedcurrent115mA230mA575mA10150mA20300mA50750mA1001.5A2002A5002A10002A注意:被测最大不得超过2A,如测试需要则需外接电流互感器。Note:thetestedcurrentshallnotbeabove2A.Ifitisabove2A,currentmutualinductoristobeconnected.z分辨率:当通过标准电容器的电流为0.1mA时,且电容比率读数第一只盘为满度时,在电桥完全平衡时,其电容比及介损盘的分辨率均为5 10-5。Resolution:whenthecurrentthroughstandardcapacitoris0.1mA,andthecapacitanceratioreadingoffirstdialisfull,andthebridgeistotallybalanced,thecapacitanceratioandthedielectricdisspationdialresolutionareboth5 10-5.z标准电容量预置范围:0000.00到1999.99pFStandardcapacitancepresetrange:0000.00to9999.99pFz电桥内有过电压保护措施,氖泡起辉电压不超过交流30伏。Thereisvoltageprotectionmesureinsidethebridge.NeonglowstartingvoltageisnotaboveAC30V.z试验电压显示:范围0到499.9kV分辨率为0.1kV准确度 5%tg x 5 10-3Testvoltagedisplay:0-499.9kVResolution:0.1kVPrecision: 2%tg x 0.2kVz电桥内附指零仪,其主要技术特性如下:1.电压灵敏度2lV/格。2.输入阻抗80k 。3.三次谐波抑制-60dB。注:以上的所有技术指标都是在基本测试频率50 0.2Hz下的。Thereiszeropointerinthebridgewithitsfeatures:Voltagesensitivity:2lV/scaleInputimpedance:80k Thirdresonancewaveresistance:-60dBNotice:alltheabovetechnicalstandardsareunderconditionoffrequency50 0.2Hz.z电源电压为220V允差10%,频率为50 2Hz消耗功率约40W。电压频率为50 0.2HzWhenthepowersupplyvoltageis220V 10%,thefrequencyis50 2Hz,thepowerisaround40W.Voltagefrequencyis50 0.2Hzz外形尺寸:560(宽) 410(深) 390(高)毫米。Outerdimension:560(W)*410(depth)*390(H)mmz重量:约35公斤。Weight:around35kGzKMSB30-3型量程扩展器(外接,供选购)主要技术指标:MaintechnicalstandardsforKMSB-30-3typemeasurerangeexpander(optional)a.次级1000匝、初级100匝、辅助1000匝,具有供串绕线匝的窗口。a.secondery1000turns,primary100turns,assitant1000turns,withplaceforcoilwindingb.比值和最大电流的额定值:(当电桥量范在1000:1时):10:110安量程扩大器上可以使用100:1100安串绕10箍1000:11000安串绕1箍(用串绕箍数,可得中间比值。)b.ratioandratedmaximumcurrent:whenbridgemeasureisat1000:1:10:110Ausedatrangeexpander100:1100Awinding10hoops1000:11000Awinding1hoop(ratiocanbecalculatedwithwindinghoopnumber)c.精度:(当电桥量范在1000:1时) 10-5c.precision: 10-5(whenthebridgemeasureis1000:1)KMSB-30型高压电容电桥KMSB30typeHVcapacitancebridge1 1简介:本说明书是KMSB30型高压电容电桥的安装和使用说明书。(包括KMSB30-3型量程扩展器及TPlP-A型打印机)。ThismanualisforinstallationandoperationofKMSB30typeHVcapacitancebridge.(includingKMSB30-3measurerangeexpanderandTPlP-Atypeprinter)KMSB30型高压电容电桥是基本仪器。主电桥主要采用电流比较仪的原理并结合计算机数据处理,具有操作方便可靠,测量精度高、读数位数多、线性度好,不受环境温湿度影响,仪器内部的计算机能自动对测试数据进行处理,直接在面板上显示电容值及介损tg 和测试电压及流经标准电容的电流(Icn),并可通过打印机将测试结果打印出来等优点,是目前国内精度较高、稳定性好、操作方便、用途广泛的高压电桥。30系列的电桥根据其所带的尾字母的不同,各自所持有的功能也有不同。如:30b型电桥,主要用于测量材料;30c型电桥可以扩展测量高压互感器等的高压变比及角差;30d型电桥主要用于测量频率在3~11次谐波下。30e型主要用与基准测量。TheKMSB30typeHVcapacitancebridgemainlyadoptdcurrentcomparisiondeviceandcomputerdataanalysis.Itfeatureswitheasyoperation,precisemeasure,goodlineraity,andisnotaffectedbytemperatureorhumidity.Theinnercomputerdealwithdataautomaticallyanddisplaycapacitancevalue,tg value,testvoltage,andcurrentthroughcapacitor(Icn)onthepanel.Thedatacanbeprintedout.TheequipmentisuptonowHVbridgewhichisprecise,stable,convenientandcommonlyusedinChina.30seriesbridgehasdifferentfunctionsduetodifferentmodelswhichhasdifferentendletter.Forinstance,30bbridgeismainlyformaterialmeasure,30ccanmeasureHVratioandangledifferenceofHVmutualinductor.30dmeasuresfrequencyundersecondaryresonancewaveof3-11.30eismainlyforbasicstandardmeasure.1 2性能:FeaturesKMSB-30型高压电桥为实验室精密型高压电桥。主要采用电流比较仪的原理,使它在测量上具有较高的比率精度和稳定性,这是一般西林电桥不能达到的。再加上计算机数据处理,使测量更加直观。本电桥可与各类高压标准电容器配合组成高压电容电桥,适宜于在高电压下测量电力电缆、高压套管、电力电容器、互感器等高压电力设备的电容量及损失角正切值tg ,以及各种固体或液体绝缘材料的介电常数( )及损失角正切值,也可测量高压变压器或电压互感器的比差及角差。电桥可外接电流互感器以扩大量程,测量大电容本电桥为四端测量具有引线补偿装置,使测量精度提高,消除接线电阻引起的附加误差。本电桥还可测量电抗器的电感量及Q值。KMSB30-3型量程扩展器(供选购)能使主桥体的电容比从1000∶1扩大到106∶1。TheKMSB30typeHVcapacitancebridgeispreciseHVbridgeforlaboratory.Itmainlyadoptscurrentcomparisiondevicetheoryandhascomparativelyhighratioprecisionandstability,whichisnoteasytoachievefornormalbridge.Andwithcomputerassistance,themeasureismoredirect.ThebridgecanbematchedwithallkindsofHVstandardcapacitortoformHVcapacitancebridge.Anditissuitabelforcapacitanceanddissipationtg measureofpowercable,HVbushing,powercapacitorandmutualinductor.ItisalsoforratioandangledifferencemeasureforHVtransformerorvoltagemutualinductor.Thebridgecanbeconnectedwithcurrentmutualinductortoexpanditsmeasurerangeforhighcapacitance.Thebridgeisfourendmeasurewithconductcompensationdevicetoimproveprecision,reduceadditionalerrorcausedbyresistanceconnection.ThebridgecanalsotestinductanceandQvalueforreactor.KMSB30-3typemeasurerangeexpander(optional)canenlargethemainbridgecapacitancerationto106∶1from1000∶11 3结构:本电桥放在一个金属箱体内,指零仪安放在适宜人眼观察的水平位置。灵敏度调节开关在表头的旁边,桥体安放在指零仪下面,电容比值和介质损耗正切值读数调节开关固定在面板上。在主桥体与指零仪的之间,是被测试品的电容量及介损、测试电压的显示窗,在其旁边是标准电容量的预置盘。电桥本体的环形电流比较仪装在一个磁屏蔽盒内,它的铁芯采用超高导磁材料卷绕成环形,为内外磁场有较好的抗干扰性能,具有很高精度的比差及角差。主运算放大器和引线补偿放大器及微机处理器都在箱体内部一个金属屏蔽盒内,电桥工作电源采用了开关电源,具有很宽的工作范围,也安装在一个金属屏蔽盒内。连接标准电容器与被测试品的插座在仪器背部,接地端钮前后共有两处,外接线采用屏蔽电缆,电桥装置箱体作为静电屏蔽以免干扰。1-3structureThebridgeispositionedinametalcontainer.Thezeropointerisputathorizontallevelsuitbleforhumaneyewatch.Thesensitivityregulationswitchisbesidethemeterhead.Thebridgeisunderzeropointer.Andonthepanelisthereadingregulationswitchforcapacitanceratioanddielectricdissipatintgvalue.Betweenthemainbridgeandzeropointer,thereisthedisplaywindowforcapacitance,dissipationandtestvoltageoftestedcapacitance.Besideitisthepresetdialforstandardcapacitance.Inamagneticshieldingboxistheringshapedcurrentcomparisiondevicewhoseironcoreismadeofextra-magneticconductivematerial.Thismaterialisshapedintoaringandwellresisttheinnerandoutermagneticfield.Itfeatureswithhighpreciseratioandangledifference.Themaincalculater,conductcompensativeamplifierandcomputerareallputinsideametalshieldingbox.Thebridgeworkingpoweradoptsonandofftypeandalsoputinsideametalshieldingbox.Thesockettoconnectthestandardcapacitorandtestedobjectisatthebackofthedevice.Therearetwogroundingbuttonsatfrontandback.Theconnectionlineshallbeshieldingcable.Thebridgecabinetisforshieldingthedisturbance.1 4主要技术指标:z电桥电容比Cx/Cs(当额定比率为1:1时)为0到1.111110,步级0.000001,倍率(K)变化范围为1000、500、200、100、50、20、10、5、2、1共十档,电容的测量范围决于标准电容器Cs的大小电容值,即Cx=Cs K (Cx/Cs)Whentheratedratiois1:1,theCx/Csisfrom0to1.111110,thestepnessis0.000001,andmultiplyingfactorKrangesare1000、500、200、100、50、20、10、5、2、1,10levelsintotal.ThecapacitancemeasurerangedependsonCsofstandardcapacitor:Cx=Cs K (Cx/Cs)z电容比率值的测量准确度:电容比率读数第一只盘为满度时应不大于当tg <3 10-3为 0.00005tg 3 10-3为 0.00005 0.005 tg x。Measureprecisionofcapacitanceratio:Whenthefirstdialcapacitanceratioreadingisfull,thevalueshallnotbeabove:tg <3 10-3 0.00005tg 3 10-3 0.00005 0.005 tg x.z电桥tg 范围为-0.111110到+0.111110,步级为0.000001。Thetg rangeofthebridgeis-0.111110to+0.111110,withstepnessof0.000001.ztg x测量准确度不大于 0.5%tg x 5 10-5Themeasureprecisionoftg xisnotabove 0.5%tg x 5 10-5z被测电容量显示:Cx=(0.1~1111.1110)Cn显示为被测电容量的前6位有效数字。Thetestedcapacitancedisplay:Cx=(0.1~1111.1110)CnThedisplayisfirstsixeffectivedigitsoftestedcapacitance.z被测电容介损显示:tg =-1.11 10-1到1.11 10-1显示为被测电容介损的前3位有效数字并结合科学记数法。Thetestedcapacitancedissipationdisplay:tg =-1.11 10-1to1.11 10-1Thedisplayisthefirst3effectivedigitswithscientificdigitmethod.z电容量及介损显示精度:电容量: 0.5% tg x 0.00005。介损: 0.5%tg x 5 10-5Thecapacitanceanddissipationdisplayprecision:capacitance: 0.5% tg x 0.00005.dielectricdissipation: 0.5%tg x 5 10-5z电桥最大工作电流:电桥标准臂最大允许电流为15mA。通过被测臂最大电流与倍率位置有关,见表1。Maximumworkingcurrentofthebridge:themaximumallowedcurrentofthebridgestandardarmis15mA.Thevalueisrelatedwithmultiplyingfactor.Pleaserefertoform1表1form1倍率Kmultiplyingfactor最大允许电流maximumallowedcurrent115mA230mA575mA10150mA20300mA50750mA1001.5A2002A5002A10002A注意:被测最大不得超过2A,如测试需要则需外接电流互感器。Note:thetestedcurrentshallnotbeabove2A.Ifitisabove2A,currentmutualinductoristobeconnected.z分辨率:当通过标准电容器的电流为0.1mA时,且电容比率读数第一只盘为满度时,在电桥完全平衡时,其电容比及介损盘的分辨率均为5 10-5。Resolution:whenthecurrentthroughstandardcapacitoris0.1mA,andthecapacitanceratioreadingoffirstdialisfull,andthebridgeistotallybalanced,thecapacitanceratioandthedielectricdisspationdialresolutionareboth5 10-5.z标准电容量预置范围:0000.00到1999.99pFStandardcapacitancepresetrange:0000.00to9999.99pFz电桥内有过电压保护措施,氖泡起辉电压不超过交流30伏。Thereisvoltageprotectionmesureinsidethebridge.NeonglowstartingvoltageisnotaboveAC30V.z试验电压显示:范围0到499.9kV分辨率为0.1kV准确度 5%tg x 5 10-3Testvoltagedisplay:0-499.9kVResolution:0.1kVPrecision: 2%tg x 0.2kVz电桥内附指零仪,其主要技术特性如下:1.电压灵敏度2lV/格。2.输入阻抗80k 。3.三次谐波抑制-60dB。注:以上的所有技术指标都是在基本测试频率50 0.2Hz下的。Thereiszeropointerinthebridgewithitsfeatures:Voltagesensitivity:2lV/scaleInputimpedance:80k Thirdresonancewaveresistance:-60dBNotice:alltheabovetechnicalstandardsareunderconditionoffrequency50 0.2Hz.z电源电压为220V允差10%,频率为50 2Hz消耗功率约40W。电压频率为50 0.2HzWhenthepowersupplyvoltageis220V 10%,thefrequencyis50 2Hz,thepowerisaround40W.Voltagefrequencyis50 0.2Hzz外形尺寸:560(宽) 410(深) 390(高)毫米。Outerdimension:560(W)*410(depth)*390(H)mmz重量:约35公斤。Weight:around35kGzKMSB30-3型量程扩展器(外接,供选购)主要技术指标:MaintechnicalstandardsforKMSB-30-3typemeasurerangeexpander(optional)a.次级1000匝、初级100匝、辅助1000匝,具有供串绕线匝的窗口。a.secondery1000turns,primary100turns,assitant1000turns,withplaceforcoilwindingb.比值和最大电流的额定值:(当电桥量范在1000:1时):10:110安量程扩大器上可以使用100:1100安串绕10箍1000:11000安串绕1箍(用串绕箍数,可得中间比值。)b.ratioandratedmaximumcurrent:whenbridgemeasureisat1000:1:10:110Ausedatrangeexpander100:1100Awinding10hoops1000:11000Awinding1hoop(ratiocanbecalculatedwithwindinghoopnumber)c.精度:(当电桥量范在1000:1时) 10-5c.precision: 10-5(whenthebridgemeasureis1000:1)
0条 [查看全部]  【KMSB-30型高压电容电桥】相关评论
 
更多..本企业其它产品
 
更多..推荐产品

[ 供应搜索 ]  [ ]  [ 告诉好友 ]  [ 打印本文 ]  [ 关闭窗口 ]

 
站内信(0)     新对话(0)