低压断路器在配电系统中起着十分重要的作用,低压断路器保护特性的实验加深了学生对理论知识的理解,锻炼了动手能力,对此分析低压断路器的各个电流参数的概念、特性及其作用,帮助从事电气设计、采购、施工和监理工作人员正确理解断路器参数的意义和确定参数,提出更好的意见和建议.%Low-voltage circuit breaker plays a very important role in the distribution system.The experiment of low-voltage circuit breaker deepens students' understanding of theoretical knowledge and practice ability.The concept, feature and function of current parameter of low-voltage breaker are analyzed to help the staff in electrical design, procurement, construction and supervision industry correctly understand the meaning of circuit breaker and the ensuring of the parameters which better suggestions are proposed.
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