配はい線せん用よう遮しゃ断だん器き

noun

molded-case circuit breaker; MCCB

Technical term in electrical engineering. Refers to a specific type of circuit breaker used in low-voltage distribution systems.

• 配はい線せん用よう遮しゃ断だん器きは、過か負ふ荷かや短たん絡らくから回かい路ろを保ほ護ごするために使つかわれる。

  Molded-case circuit breakers are used to protect circuits from overloads and short circuits.