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jiao liu jie chu qi jie neng gai zao hou zhi liu wei chi dian ci tie xi he de dian liu ji suan
Author(s): 
Pages: 40-41
Year: Issue:  5
Journal: Electric Switchgear

Keyword:  交流接触器节能改造电磁铁吸力电流计算接触器触点大屯煤电公司吸合电流保持磁铁机械制造厂线圈电压;
Abstract: 交流接触器节能改造后直流维持电磁铁吸合的电流计算江苏沛县大屯煤电公司拓特机械制造厂韩继光一、前言一般大电流交流接触器的节能改造是将原来的交流操作改为交流吸合直流低电压小电流保持,以达到节能降低噪音的目的。改造后的直流维持电压与电流要多大,下面以CJ2...
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