Kumi logo
    Kumi

    Learn Japanese. Where understanding folds into fluency.

    Dictionary

    KanjiKanji vocabularyKana vocabularyKanaRadicalsGrammarJLPT N5

    Learn

    GuidesStart where you areWhat is KMT?RoadmapFAQ

    Connect

    EmailDiscordInstagramThreadsTikTokYouTubeLinkedInBlueskyX

    Newsletter

    Start learning free →

    Free forever tier. No card required.

    © 2026 Kumiai Inc. All rights reserved.

    AboutFAQContactStatusPrivacyTermsAttributions
    Dictionary
    1. Dictionary
    2. Kanji Vocab
    3. 遮断器

    遮断器

    遮しゃ断だん器き

    circuit breaker

    KMT9News #22+1CoreNounTechnologyKanji Vocab40 strokes

    しゃだんき

    Noun

    1.
    circuit breaker

    Stroke 0 / 40

    Speed1.0x

    遮しゃ断だん器きが落おちました。

    The circuit breaker tripped.

    KMT6Daily LifeTechnology
    電でん気き工こう事じの際さいは、必かならず遮しゃ断だん器きを切きってください。

    When doing electrical work, please be sure to turn off the circuit breaker.

    KMT9TechnologyDaily Life
    工こう場じょうでは、安あん全ぜんのために高こう性せい能のうな遮しゃ断だん器きが多た数すう設せっ置ちされています。

    In factories, many high-performance circuit breakers are installed for safety.

    KMT9TechnologyWork & Career
    家か電でん製せい品ひんを使つかいすぎると、遮しゃ断だん器きが作さ動どうして停てい電でんすることがあります。

    If you use too many home appliances, the circuit breaker may trip and cause a power outage.

    KMT9TechnologyHome & Housing
    最さい新しんの遮しゃ断だん器きは、過か電でん流りゅうだけでなく漏ろう電でんも検けん知ちし、事じ故こを未み然ぜんに防ふせぎます。

    The latest circuit breakers detect not only overcurrents but also electrical leaks, preventing accidents.

    KMT10TechnologyScience & Math

    Kanji that make up this word

    遮
    さえぎ.る…(1)
    intercept・interrupt・obstruct
    断
    た.つ・ことわ.る・さだ.める…(1)
    severance・decline・refuse・apologize・warn…(5)
    器
    うつわ…(1)
    utensil・vessel・receptacle・implement・instrument…(4)
    Kumi logo

    Track your mastery

    Kumi's KMT system tracks your mastery across kanji, vocabulary, grammar, and reading. Create a free account to use it on 220,000+ concepts.

    Related concepts for this entry

    Used in vocabulary

    • 遮
    • 断
    • 器

    Explore more

    Kanji Vocab dictionary›Browse all entries›