11kv高压计量箱规格

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1、11KVMeteringUnit(GroundMounted)11KV计量装置（地面安装）SpecificationTypeDescriptionESCOM’sRequirementsYes/NoSystemandEnvironmentalParameters系统和环境参数Ratedsystemfrequencyr.m.sphase-phasevoltage系统在额定频率下r.m.s相相电压11kV±6%Systemfrequency系统频率50Hz±2.5%Ambienttemperaturerange环境温度-5℃to+45℃Altitude:me

2、tresabovesealevel海拔1800Relativehumidity相对湿度95%InsulationMedium绝缘介质PrimaryinsulationmediumforCTsandVTs电流和电压互感器的主绝缘介质Oil-SABS555ConfigurationDetail配置细节Configuration配置3Ph4wires3相4线VTprimarystarpointearthing电压互感器主点接地Yes-internal是的-内置VTsecondarystarpointearthing电压互感器次点接地Yes-internal是

3、的-内置CurrentTransformers电流互感器Accuracy精度Class0.5Burden负荷15VASecondarycurrent二次电流5AShorttimecurrentwithstandlevel-1sec短时间耐受电流-1秒4kACTratio电流互感器变比50/100/200/5VoltageTransformers电压互感器Accuracy精度Class0.5Burden负荷30VAPrimarynominalvoltage一次侧额定电压11kV一次侧熔断器11KV0.5ASecondarynominalvoltage二次

4、侧额定电压110V二次侧熔断器110V5AInsulationlevels:绝缘标准Lightningimpulsepeakwithstand耐雷水平（最高值）Ratedshortdurationpower-frequencyr.m.swithstandvoltage-60sec额定短时工频耐受电压-60秒95kV28kVRatedvoltagefactor额定电压因数:continuous连续30seconds30秒1.2*Un1.9*Un5HousingandCorrosionProtection壳体和防腐蚀保护Inland-mildsteel内陆

5、-软钢(低碳钢)Colour-Grey颜色：灰色Class2Cableterminationandenclosure电缆终端和外壳Bushingspecification套管规格BS7215Bushingtype套管型号TypeC630AwithM16*2threadsizeC型630A螺纹尺寸：M16*2Creepage漏电PerBS7215按照BS7215标准Removableglandplate可移动密封板YesBosstobeprovidedforcableearthing备有电缆接地接点YesIncomingcablerequirements

6、进线要求A)3*singlecore/1*threecore3*单芯/1*三芯1*threecore1*三芯Cablematerial电缆材料Copper铜Sizeofcrosssection截面积Upto120mm2高达120mm2Typeofcable电缆类型PILC/XLPECompressionglandrequired要求提供压缩密封套YesMinimumdistancefromglandplatetocentrelineofbushing盖板到套管中心线的最小距离600mmGeneralRequirements一般要求Massofunit(

7、kg)总重量******Terminalboxremovableglandplatewithpre-punchedspotweldedknock-out接线盒带有预先穿孔无焊接的可移动密封板译者注：此处翻译不确定Externalearthterminalprovided提供外部接地端子YESHVbushingsphasesequencemarking高压套管相位序列标志YESCT&VTwiringtobeterminatedtoatestblock电流互感器和电压互感器接线终止于测试接线盒ComplyTestblocktohaveprovisionfo

8、rshortinglinks有提供连接器的测试接线盒ComplyPhaseConnection