1基本案情河南省某市村民赵某有一农用吊板车,平时用于建房时吊板和吊料。2009年7月,村民王某家盖房,因建房需要,王某从房屋承建人吴某家电闸的漏电保护器下拉出一根三相动力电线,分别连接在两个电闸上,其中一个电闸控制和灰机,另一个电闸备用(电线和电闸均为吴某配备)。2009年7月3日,因盖房要装预制板,吴某便打电 A basic case Zhao, a villager in a city in Henan Province, there is a farm crane, usually used to build a house hanging plate and hanging material. July 2009, villagers Wang house building, housing construction needs, Wang from the housing contractor Wu home appliance leakage protection under a three-phase power lines, respectively, connected to the two gates, one of which Electric brake control and gray machine, another electric brake spare (electric wire and electric brake are all equipped with Wu). July 3, 2009, because of prefabricated to prefabricated panels, Wu will be called