过电流保护电器的短路定额应用分析  

Application and Analysis on Short-Circuit Ratings of Over-Current Protection Devices

作　　者：黄兢业[1] 刘金琰[1] 季慧玉[1] 

机构地区：[1]上海电器科学研究所(集团)有限公司,上海200063

出　　处：《低压电器》2009年第17期9-12,54,共5页Low Voltage Apparatus

摘　　要：通过研究低压设备产品标准中各类具有过电流保护性能的电器的短路定额,分析了短路保护电器在短路条件下保障其动作性能所需要考虑的短路参数,并对其应用提供了相应示例。Based on study on short-circuit ratings of over-current protection devices in the low voltage equipment standards, the short-circuit parameters of over-current devices which should be considered in order to ensure their operation characteristics under the short-circuit conditions were analyzed, and examples of their applications were provided too.

关 键 词：过电流保护电器 短路特性 定额 

分 类 号：TM561[电气工程—电器]