Mtundu wa ABBulalo wa fuse"Chubu chosungunuka chimapangidwa ndi aloyi yasiliva-mkuwa, ndipo chimapangidwa ndi kusungunuka kawiri, chimatha kusweka mwachangu ndikuwonjezera mphamvu yosasunthika. Kusungunukako komwe kali ndi chotchingira chosalowa madzi kunja komwe kumatha kuteteza kusungunuka. Batani lokhazikika lokhala ndi ulusi wamkati limatha kusunthika komanso kusweka. Waya wa fuse iyi imatha kupanga mitundu yonse ya ma fuse apamwamba kwambiri (ABB, S&C, Cooper, etc), komanso yoyenera fuse yamtundu wotulutsa m'nyumba ndi fuse yotaya.