earth leakage

基本解释

Distribution parameter theory is applied to study earth leakage protection of DC trolley network and a mathematic model of trolley network is established.
应用分布参数理论，研究直流架线电网漏电保护问题，建立了架线电网的数学模型。
It is the only way to solve above problems that the earth leakage circuit breaker of time lag action and the distribution protection are adopted in low voltage supply system.
在低压供电系统内采用延时动作的漏电保护开关和分级保护技术，是解决上述问题的唯一途径。
The earth leakage protective device is mainly used to protect personal safety from leakage of electricity in the equipment.
漏电保护器主要是用来在设备发生漏电故障时以及对有致命危险的人身触电进行保护。