I-CMTM3 uchungechunge olubunjiweyo lwesaphuli sesekethe lunophawu lwesakhiwo esibambeneyo, ubungakanani obuncinci, umthamo omkhulu wokuphuka, i-arc emfutshane yombane, kunye nezixhobo ezipheleleyo zangaphakathi nangaphandle.
Ii-MCCBs zibonelela ngesisombululo esithembekileyo nesiguquguqukayo sokukhusela izixhobo zombane kunye neesekethe, ezinoluhlu lweempawu ukuhlangabezana neemfuno ezahlukeneyo zesicelo.Inokhuseleko lomthwalo ogqithisiweyo, isiphaluka esifutshane kunye ne-low-voltage.
I-MCCB ihambelana nomgangatho we-IEC60947-2