| 单词 | residual current device |
| 释义 | > as lemmasresidual current device residual current device n. a mechanical device for quickly breaking a circuit if the current in the live wire exceeds that in the neutral by a particular amount, typically used as a safety device for mains-powered equipment (since such a difference in current can be caused by a person touching part of the circuit); abbreviated RCD. ΚΠ 1984 Which? Dec. 545/3 Plugging in the ovens or switching them off sometimes caused the residual current device..on our laboratory's electrical circuit to trip. 1997 D. Potter Risk & Safety in Play xi. 181 A higher standard of electrical protection can be achieved through the use of Residual Current Devices (RCDs). 2008 Leicester Mercury (Nexis) 9 May 17 Deaths..can be avoided by using a residual current device (RCD), something which safely trips a circuit when an earth fault is detected. < as lemmas |
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