中铁十一局天津地铁6号线工程土建施工第7合同段电工日巡查维修记录二O一三年月日至二O一三年月日铁十一局集团有限公司目录一、编制目的..............................................................................................................1二、编制依据..............................................................................................................1三、适用范围..............................................................................................................1四、工程概况..............................................................................................................14.1、工程设计概况..................................................................................................14.2、施工安排.........................................................................................................34.3、各参建单位.....................................................................................................3五、施工用电总体规划..............................................................................................3六、变压器容量的选型..............................................................................................46.1项目部生活用变压器容量确定.........................................................................46.2民权门站施工用电.............................................................................................76.3盾构区间工区施工主要用电...........................................................................126.4Z2线明挖段施工用电情况...............................................................................146.5项目用电设备和电缆的规格、型号、数量...................................................18七、方案设计及规划................................................................................................187.1现场勘探及初步设计.......................................................................................187.2低压配电系统的铺设和安装...........................................................................197.3盾构机用电布置...............................................................................................19八、配电箱、开关电器的与接线选择.....................................................................208.1开关电器选择的原则.......................................................................................208.2各级配电系统开关电器选择...........................................................................208.3配电箱的安装要求：.......................................................................................21九、防雷和接地装置设计........................................................................................229.1设计原则..........................................................................................................229.2防雷设计..........................................................................................................229.3接地装置的设计...............................................................................................22十、安全用电规章制度及技术措施.........................................................................2310.1安全用电管理措施.........................................................................................2310.2保护接零................................................................
