费控电能表用外置低压断路器脱扣特性分析  

Analysis on tripping characteristics of external low-voltage circuit breaker for Charge-controlled electric energy meter

作　　者：马金才 Ma Jincai(Xundian power supply Co.,Ltd.,Yunnan Power Grid Co.,Ltd.,Kunming Yunnan 655200)

机构地区：[1]云南电网有限责任公司寻甸供电有限公司

出　　处：《云南电力技术》2019年第4期50-52,共3页Yunnan Electric Power

摘　　要：介绍费控电能表用外置低压断路器的结构特点,并分析费控电能表用外置低压断路器的脱扣特性,简述电压脱扣延时特性与费控电能表的配合机制,为费控电能表用外置低压断路器的故障分析提供方法。This paper introduces the characteristics of the external low-voltage circuit breaker for the charge controlled electric energy meter,analyzes the tripping characteristics of external low-voltage circuit breaker for Charge-controlled electric energy meter,and Brief description of the mechanism of the voltage release delay characteristic and the charge-controlled electric energy meter.It provides a certain reference for the fault analysis of external low-voltage circuit breaker for Charge-controlled electric energy meter.

关 键 词：低压断路器 脱扣特性 瞬时脱扣 延时特性 

分 类 号：TM74[电气工程—电力系统及自动化]