[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fnCddtk6CUVJ8Ph_Glga5W_N5MbnK-pIkVwV-tT0rXgA":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":34,"type":35},[],"2025-10-29 01:54:40",225396055,[8,9,10,11],"\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F6650eaa0324c5c1cc6f58eb4534909bc.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fedf049f106ee86f27e7c63cd89e39847.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F4ed2f7304033ad7500c602a3cea1fcea.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F4b35ed6b0b49df51f5138142bfda9981.png\">",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},7,"53e1d2ef4961cca8eea3e23969ad2cb9","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F03a579384a6dc297c89809b582fcc767.png","默认课程","work_47293857","6.限时电流速断保护调试","查看限时电流速断保护装置动作值时,装置界面正确的是",[21,36,39,48,56,61,66],{"answer":22,"createTime":5,"id":23,"options":24,"question":33,"source":34,"type":35},[],225396054,[25,26,27,28,29,30,31,32],"将IA的有效值设置为变量","将IB的有效值设置为变量","步长为0.1A","步长为1A","测试类型为测接点动作","方式为手动","方式为全自动","间隔时间1000ms","限时电流速断保护调试,应在继电保护测试仪中设置参数,以下描述正确的是: \u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F90ada345a945741f8f93e31a090c2bd3.png\">","v1",1,{"answer":37,"createTime":5,"id":6,"options":38,"question":19,"source":34,"type":35},[],[8,9,10,11],{"answer":40,"createTime":5,"id":41,"options":42,"question":47,"source":34,"type":35},[],225396056,[43,44,45,46],"限时速断定值8A","过电流定值8A","限时速断延时0.5s","过电流延时0.5s","三段式电流保护中,如图所示的整定值为: \u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F1d2d78e45cdb119a6b55abe5655ee420.png\">",{"answer":49,"createTime":5,"id":50,"options":51,"question":54,"source":34,"type":55},[],225396057,[52,53],"正确","错误","限时电流速断保护跳闸使用的是出口继电器J3,如图所示装置已经将速断保护开出配置的J3设置为"1". \u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F358b059649bd019eca01f342177129c3.png\">",3,{"answer":57,"createTime":5,"id":58,"options":59,"question":60,"source":34,"type":55},[],225396058,[52,53],"在继电保护测试仪中选择手动方式(\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fe8177ff2919dba9b7e7c5931b4e07a6e.png\">),按下试验开始后(\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F057c5c54236446a8a5cc036b75b272fc.png\">),装置可自动增加或减小变量直至保护动作,试验结束",{"answer":62,"createTime":5,"id":63,"options":64,"question":65,"source":34,"type":55},[],225396059,[52,53],"图中限时电流速断保护装置动作后单元箱初始界面闪烁"限时速断"四字,同时事故红灯亮.每次试验结束后,应按"复归"键复原装置状态. \u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F1ff86422a1d6366bb8d2b55a5240a6e0.png\">",{"answer":67,"createTime":5,"id":68,"options":69,"question":70,"source":34,"type":55},[],225396060,[52,53],"限时速断延时定值为0.5s时,图中开入量A的动作时间符合规程要求. \u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fa598b1eeece1b0309ba6486e24e23755.png\">"]