Afcis

Some articles on afcis, afci:

Arc-fault Circuit Interrupter - Electrical Code Requirements
... C22.1), the national codes require AFCIs in all circuits that feed outlets in bedrooms of dwelling units ... Not all US jurisdictions have adopted the AFCI requirements of the NEC as written ... The AFCI is intended to prevent fire from arcs ...
Arc-fault Circuit Interrupter - Limitations
... AFCIs are designed to protect against fires caused by electrical arc faults ... While the sensitivity of the AFCIs helps in the detection of arc faults, these breakers can also indicate false positives, identifying normal circuit ... This nuisance tripping reduces the overall effectiveness of AFCIs ...