earth leakage protection

常见例句

双语例句

• This paper describes the principle of th principle of the earth-leakage protection installation and its application to the D.
  本文叙述了煤矿井下直流架线电网漏电保护的原理及应用。
• This paper is to demonstrate two parameters of earth-leakage protection relevant to safety-value of operating resistance and operating time.
  本文的目的在于论述与安全有关的漏电保护的两个参数——动作电阻值和动作时间。
• The lock catch can be touched respectively by the over load protection system, the short-circuit protection system and the earth leakage protection system to trip.
  锁扣可分别被过载保护系统、短路保护系统、漏电保护系统触动而跳闸；
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