Se-R7-125 series earth leakage circuit breaker se sebelisoa haholo bakeng sa AC 50 Hz, voltage e lekantsoeng

230/400V, e nang le tekanyo ea hona joale ea 6A ho isa ho 63A, e nang le ts'oso ea motlakase e lutlang, ho feteletsa, ts'ebetso ea ts'ireletso ea potoloho e khuts'oane, jj. Hape e ka eketsa ts'ebetso ea ts'ireletso ea overvoltage ho latela litlhoko tsa bareki; E sebelisoa haholo-holo ho aha mabone le ts'ireletso ea sistimi ea kabo ea matla. E ka eketsa ts'ebetso ea ts'ireletso ea tlas'a voltage, overvoltage ho latela litlhoko tsa basebelisi; Sehlahisoa sena se latela maemo a IEC61009-1 le GB16917.7.