LZZBJ4(5)-35型電流互感器 CURRENTTRANSFORMERTYPELZZBJ4(5)-35 一、概述(Description) 該型電流互感器是一種戶內(nèi)裝置，適用于額定頻率50Hz或60Hz、額定電壓35kV及以下的交流線路中作電流、電能測量和繼電保護之用。Thistypeofcurrenttransformerisanindoordevice,suitableformeasurementofcurrentandelectricenergyandrelayprotectioninAClineof50Hzor60Hzratedfrequency,35kVandunderratedvoltage 三、結(jié)構(gòu)簡介(Construction)LZZBJ4-35為半封閉結(jié)構(gòu)，LZZBJ5-35為全封閉結(jié)構(gòu)，一次出線端子均從產(chǎn)品頂部引出，在產(chǎn)品中部的絕緣圓盤上設(shè)有12- 13孔，供與斷路器等配套安裝用。該產(chǎn)品顯著特點為多變化、多級次、準確等級高、高動熱穩(wěn)定性能等。ModelLZZBJ4-35isasemi-enclosedconstructionandLZZBJ5-35isafullyenclosedconstruction,alltheprimaryoutletterminalsareledoutfromthetopoftheproduct,ontheinsulatingrounddiscatthemiddleoftheproductthereareequippedwith12~13holesforinstallationofaccessoriessuchasthecircuitbreaker,etc.Thesalientfeatureofthisproductismultipleratios,multiplestages,highaccuracyclass,peakwithstandcurrentandshort-timewithstandcurrent,etc. 四、技術(shù)參數(shù)(Technicaldata) 1. 額定絕緣水平：40.5／95／185kV(Ratedinsulationlevel40.5／95／185kV)2.額定頻率：50Hz、60Hz。(Ratedfrequency50Hzor60Hz.)3.額定二次電流：5A，1A (Ratedsecondarycurrent5A,1A)4.負載的功率因數(shù)(Powerfactorofload)：COS =0.8(滯后)(lagging)額定電流比(A)Ratedprimarycurrent(A)準確級組合及相應(yīng)的輸出Accuracyclassescombination(VA)額定短時熱電流Short-timethermalcurrent(kA/S)額定動穩(wěn)定電流Rateddynamiccurrent(kA)0.2S0.20.510P1020-200/510152550110I1n1000275I1n1000300-400/53280600-8010/5401001000-1250/563157.51500-1600/580200