1目录一、编制依据..............................................................................................................1二、工程概况..............................................................................................................1三、施工现场临时用电的原则...................................................................................23.1TN-S系统............................................................................................................23.2三级配电结构......................................................................................................23.3两级漏电保护......................................................................................................3四、临时用电管理小组人员、组织机构及职责.......................................................34.1管理小组人员、组织机构..................................................................................34.2临时用电管理小组人员职责..............................................................................3五、现场勘察及临时用电布置方案...........................................................................55.1配电系统..............................................................................................................55.2建立用电安全管理制度......................................................................................75.3合理配备人员和器材..........................................................................................85.4线路和设备的验收和运行..................................................................................8六、现场用电负荷计算..............................................................................................86.1施工现场用电设备的参数设置...........................................................................86.1.1电动机类（1类）.....................................................................................86.1.2电焊设备（2类）.....................................................................................86.1.3现场照明（3类）.....................................................................................86.1.4室内照明（4类）.....................................................................................86.2李官庄预制梁场变压器选择..............................................................................86.2.1李官庄预制梁场设备容量统计................................................................86.2.2变压器用电量计算....................................................................................96.2.3选择变压器..............................................................................................106.2.4选择配电导线：......................................................................................10216.2.5配电线路导线截面选择..........................................................................106.3李官庄大桥、杨广互通变压器选择................................................................106.3.1李官庄大桥、杨广互通设备容量统计...................................................106.3.2变压器用电量计算..................................................................................116.3.3选择变压器..............................................................................................116.3.4选择配电导线.....................................................
