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第五章 继电保护····································33
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第六章 电气设备的选择······························39
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第七章 接地保护···································42
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第八章 总结·······································45
附录1【我的师傅】
附录2【岗位认识】
参考文献
马军峪煤焦概况
马军峪煤焦是常平集团控股的煤炭主体企业之一。常平集团是一家以钢铁为龙头，煤矿、铁矿、焦化、煤气发电为配套，房地产、旅游为补充的综合性大型民营企业。2010年实现产值52亿元，，企业连续十年入围全国民营企业500强，全国成长企业100强，全省工业企业30强。常平集团位于壶关县常平经济开发区境。董事长兼总经理忠孝是全国政协委员、全国工商联执委，并先后荣获"全国劳动模〞、"全国优秀乡镇企业家〞、"优秀中国特色社会主义建立者〞、"中国光荣事业奖章〞、"中国乡镇企业十大新闻人物〞、"中国农村新闻人物〞、"全国首届百名慈善人物〞等荣誉称号。
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马军峪煤焦位于沁源县聪子峪乡三义村，，资产总额28亿元，，。公司现有两对生产井〔马军峪煤焦、马军峪曙光煤业〕、一对基建井〔马军峪常信煤业〕，共有员工1200余人。，实现销售收入47281万元，上交利税10617万元，是沁源县重点原煤生产企业、利税大户，连年荣获县委、县政府授予的"模单位〞、"红旗单位〞、"明星企业〞等称号。2008年度被市委、市政府评为"市级平安企业〞；被市经济委员会、市企业联合会、市企业家协会联合授予"市优秀企业〞荣誉称号；被省煤炭学会授予"省煤炭综合利用先进集体〞荣誉称号；企业被评为"2009年度市推进工业新型化60强企业〞。
公司在2009年资源整合中被确立为沁源县八大煤炭主体企业之一，产能达300万吨/年。公司所属马军峪煤矿、曙