一种通信用直流断路器短路测试系统  

Short Circuit Testing System for DC Circuit Breaker Used in Communication

作　　者：黄芳 张立茜 张彦 HUANG Fang;ZHANG Liqian;ZHANG Yan(Zhejiang Fangyuan Electrical Equipment Testing Co.,Ltd.,Jiaxing 314001,China)

机构地区：[1]浙江方圆电气设备检测有限公司,浙江嘉兴314001

出　　处：《电器与能效管理技术》2023年第10期49-53,共5页Electrical & Energy Management Technology

摘　　要：针对通信用直流断路器的额定直流工作电压特点,利用大容量多磁路变压器,设计一种针对通信用直流断路器的短路测试系统。系统采用内置整流电路、就近增加调节阻抗,采用独立的控制系统和移动式测量系统等,实现额定电压DC 100 V及以下短路电流能力最大至25 kA测试,适用于通信用直流断路器的短路测试。Based on the rated DC operating voltage characteristics of communication DC circuit breakers,a short-circuit testing system for communication DC circuit breakers is designed using a large capacity multi magnetic circuit transformer.The system adopts the built-in rectifier circuit and the regulating impedance nearby,the independent control systems and mobile measurement systems to test a maximum short-circuit current capacity of 25 kA for rated voltage DC 100 V and below,which can be suitable for short-circuit testing of communication DC circuit breakers.

关 键 词：直流断路器 纹波系数 移动式测量系统 短路 

分 类 号：TM561[电气工程—电器]