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qbz 80 120 660 380 xing kuang yong ge bao ci li qi dong qi yuan kong fang shi tan tao
Pages: 77-77,84
Year: Issue:  12
Journal: Coal

Keyword:  启动器近控远控改进;
Abstract: 在煤矿井下供电系统中,QBZ-80(120)/660(380)型矿用隔爆磁力启动器应用十分广泛,80(120)启动器在“远方”控制使用过程中,存在以下问题:一是“远”控时,可能“近”控操作;二是“远”控时,可能自启动。通过改进其原理能够消除这种安全隐患,文章重点就此提出了相关改进措施。
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