预付费电度表配用断路器的分励脱扣器的原理及应用  

Principle and Application of Shunt Release of Circuit-Breaker Fitted to Prepaid Charge kWh Meter

作　　者：王加法[1] 吴玲娟[1] 郑佳利[1] 

机构地区：[1]杭申控股集团杭州之江开关股份有限公司,浙江杭州311234

出　　处：《电工电气》2010年第7期34-35,共2页Electrotechnics Electric

摘　　要：针对IC卡预付费电度表在实际使用中存在的不足,设计了一种IC卡预付费电度表配用断路器的分励脱扣器,分析了预付费电度表发出断电信号后该分励脱扣器的详细工作过程,并介绍了该分励脱扣器在单相线路和三相线路中的应用。该设计能最大限度地保障用电安全,满足实际应用要求。Aiming at insufficiency of IC card prepaid charge kWh meter in actual use,a kind of shunt release of circuit-breaker to fit the meter was designed,analysis was made on detailed working process of the shunt release after electric breaking signal generated by prepaid charge kWh meter,and introduction was made to the shunt release＇s application in single phase and three phase lines. The design can maximumly ensure power use safety to meet actual application requirements.

关 键 词：预付费电度表 断路器 分励脱扣器 

分 类 号：TM933.4[电气工程—电力电子与电力传动]