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来源：百度文库 编辑：杭州交通信息网 时间：2024/04/28 12:57:36
Grounding Requirements
All AC services are required to be grounded on the supply side of the service disconnecting means.This grounding conductor runs from the combination system and equipment ground to the grounding electrode.For multifamily occupancies it is permitted to use up to six service disconnecting means.A single grounding conductor of adequate size should be used for the system ground(see Fig.12.2(b)).
All AC services are required to be grounded on the supply side of the service disconnecting means.This grounding conductor runs from the combination system and equipment ground to the grounding electrode.For multifamily occupancies it is permitted to use up to six service disconnecting means.A single grounding conductor of adequate size should be used for the system ground(see Fig.12.2(b)).
接地要求
所有交流供电都要求在供电断路器的电源一侧接地。接地导线从组合系统和设备接地端引出，接到接地电极。对于多家庭住宅，最多允许使用六个供电断路。选择一根合适尺寸的接地导线用于系统接地（见图12.2(b)）。