Le Fault Ground Fault Circuit Interrupter yi-self-test GFCI ebeka iliso kumbane kwaye ichonge ukuvuza kwisekethe.Ukuba kuchongiwe iindawo ezivuzayo, i-GFCI ijikeleza isekethe ize imise ukuhamba kombane.Esi sixhobo sokwamkela i-tamper kunye nemozulu (TRWR) ye-GFCI ifanelekile ukuba ifakelwe kuzo zombini iindawo zangaphakathi nangaphandle ezifana neKhitshi, Igumbi lokuhlambela, Ibha emanzi, Igumbi lokuhlamba impahla, iGaraji, iBasement engagqitywanga, iNdawo yokuKhasa, iAround Spa/Iibhabhu ezishushu, iikhitshi zangaphandle/ indawo yokosa, iiNkqubo zokutshiza, iPool yokuqubha kunye nezinye iindawo ezininzi zokubeka.