感震ブレーカー
also: かんしんブレーカ
か
ん
し
ん
ブ
レ
ー
カ
ー
Meanings
1
seismic breaker; earthquake-sensitive circuit breaker
A circuit breaker that automatically cuts off electricity when it detects strong shaking, used for fire prevention after earthquakes.
The seismic breaker activates when shaking of intensity 5-upper or higher is detected.
Some municipalities subsidize the installation of seismic breakers.