LZZBJ4(5)-35型电流互感器 CURRENTTRANSFORMERTYPELZZBJ4(5)-35 一、概述(Description) 该型电流互感器是一种户内装置，适用于额定频率50Hz或60Hz、额定电压35kV及以下的交流线路中作电流、电能测量和继电保护之用。Thistypeofcurrenttransformerisanindoordevice,suitableformeasurementofcurrentandelectricenergyandrelayprotectioninAClineof50Hzor60Hzratedfrequency,35kVandunderratedvoltage 三、结构简介(Construction)LZZBJ4-35为半封闭结构，LZZBJ5-35为全封闭结构，一次出线端子均从产品顶部引出，在产品中部的绝缘圆盘上设有12- 13孔，供与断路器等配套安装用。该产品显著特点为多变化、多级次、准确等级高、高动热稳定性能等。ModelLZZBJ4-35isasemi-enclosedconstructionandLZZBJ5-35isafullyenclosedconstruction,alltheprimaryoutletterminalsareledoutfromthetopoftheproduct,ontheinsulatingrounddiscatthemiddleoftheproductthereareequippedwith12~13holesforinstallationofaccessoriessuchasthecircuitbreaker,etc.Thesalientfeatureofthisproductismultipleratios,multiplestages,highaccuracyclass,peakwithstandcurrentandshort-timewithstandcurrent,etc. 四、技术参数(Technicaldata) 1. 额定绝缘水平：40.5／95／185kV(Ratedinsulationlevel40.5／95／185kV)2.额定频率：50Hz、60Hz。(Ratedfrequency50Hzor60Hz.)3.额定二次电流：5A，1A (Ratedsecondarycurrent5A,1A)4.负载的功率因数(Powerfactorofload)：COS =0.8(滞后)(lagging)额定电流比(A)Ratedprimarycurrent(A)准确级组合及相应的输出Accuracyclassescombination(VA)额定短时热电流Short-timethermalcurrent(kA/S)额定动稳定电流Rateddynamiccurrent(kA)0.2S0.20.510P1020-200/510152550110I1n1000275I1n1000300-400/53280600-8010/5401001000-1250/563157.51500-1600/580200