knife-blade cartridge fuse
/ˈnaɪfblˈeɪd ˈkɑːtɹɪdʒ ˈfjuːz/
n
English · knife-blade cartridge fuse中文 · 刀形熔断器Español · fusible de bayonetaFrançais · fusible-cartouche à lames
意味：Having a capacity of 60 to 600 amperes, it protects the main electric circuit.