E like me ka inoa e hōʻike nei, hoʻohana nui ʻia ka laka kaapuni liʻiliʻi no ka laka ʻana i ka 1P, 2P a me ka multi-pole miniature circuit breakers ma ka mākeke, e like me C45, DZ47, etc. o na mea wawahi kaapuni.E like me ka hoʻolālā like ʻole hiki ke mai ka pine a i ka ʻano o loko, ka pine i ke ʻano o waho, ke ʻano kīwī, ke ʻano āpau a me nā ʻano ʻē aʻe a me nā kikoʻī o ka laka MCB e koho i ka tagout lockout kūpono.