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1项目概况工程位于洛阳市洛龙区香山路与兴洛东街交叉口东南角,1～2层为商业网点,3～32层为单元式住宅楼,地下二层为储藏室与设备用房,一期地下一层为汽车车库。2现场临时用电设计说明2.1供电系统供配电采用TN-S接零保护系统,按三级配电两级保护配置设计施工。2.2编制目的工程即将开工,为了保证施工用电,特编制此方案。此用电方案对整个施工过程用电进行整体规划,充分考虑了各施工阶段用电机具的用电量,能够满足整个施工过程的用电要求。2.3现场临电设施情况经过计算现场的总负荷约为464kVA,地块西北角配有1台630kVA箱式变压器。2.4临时供电分布方案根据施工场地特点及用电分布状况,现场供电分布如下:
1 Project Overview The project is located at the southeast corner of the intersection of Xiangshan Road and Xingluo East Street in Luolong District, Luoyang. The first to the second floors are commercial outlets, the third to the 32nd floors are unitary residential buildings and the second floor underground is the storage room and equipment room , A basement car garage. 2 on-site temporary power design description 2.1 power supply system for power distribution using TN-S zero-protection system, according to three levels of distribution of two protection configuration design and construction. 2.2 Preparation of the project is about to start, in order to ensure the construction of electricity, special preparation of this program. The power plan for the entire construction process for the overall planning of electricity, give full consideration to the electricity consumption of each stage of the construction machinery, electrical power to meet the entire construction process requirements. 2.3 The situation of on-site power facilities After calculating the total site load of about 464kVA, northwest corner of the plot with a 630kVA box transformer. 2.4 Temporary power distribution scheme According to the characteristics of the construction site and the distribution of electricity, the on-site power supply distribution is as follows: