漏ろう電でん遮しゃ断だん器き

noun

earth leakage circuit breaker; ground fault circuit interrupter; residual current device

Electrical safety device that cuts off power when a leakage current is detected. Technical term used in electrical engineering and building standards.

• 漏ろう電でん遮しゃ断だん器きが作さ動どうして、家いえ中じゅうの電でん気きが