1) Three-phase system power sup-ply
三相制供电
2) Three-phase-five-wire system of power distribution
三相五线制供电
4) three-phase power supply system
三相供电系统
1.
In the three-phase power supply system in mining wells,the method to detect the single-phase breakdown earth phase in the system of neutral point unconnected to earth is the next to the phase with the highest voltage in the three-phase voltage is the breakdown phase.
在矿井三相供电系统中,中性点不接地系统中单相故障接地相的判断法:三相电压中以指示值最高相为依据,按相序顺序往下推移一相才是故障相。
5) LV three-phase power system
低压三相供电系统
1.
This Paper analyzes the principle of various measure of electric shock safeguard in LV three-phase power system,elaborates various wiring formats,pay attention to the problems when the leakage current operated protective device is used in different power system.
本文分析了低压三相供电系统中各种防触电保护方式的原理 ,阐述了各种不同供电系统的接线形式 ,指出了在不同的供电系统中使用漏电保护器时应注意的问
6) Three-phase four-wire power supply
三相四线供电方式
补充资料:用电人有要求供电人安全供电的权利
用电人有要求供电人安全供电的权利:用电人有要求供电人按照国家规定的供电质量标准和合同约定安全供电,这是供电人的主要义务,也是用电人的主要权利。供电人的供电质量标准包括电压频率、电压、供电可靠性须符合国家规定和约定的标准。供电的方式、时间、地址、和电量等须符合合同的约定。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条