I-CMTB1LE-63 I-Residual Current Operated Circuit Breaker yinxalenye ebalulekileyo yayo nayiphi na inkqubo yokhuseleko lombane, inika ukhuseleko oluthembekileyo kwiingozi zokutshatyalaliswa kombane kunye nomlilo obangelwa iziphene zomhlaba kunye ne-overcurrents.I-RCBO isetyenziswa ikakhulu kwizakhiwo zorhwebo kunye neendawo zokuhlala.
Ihambelana nomgangatho we-IEC61009-1.