Batutuwa sun taso tare da wasu sabbin buƙatu a cikin NFPA 70®, National Electrical Code® (NEC®), masu alaƙa da kariyar GFCI don rukunin gidaje.Zagayowar sake zagayowar don bugu na 2020 na NEC ya haɗa da haɓakar waɗannan buƙatun, wanda a yanzu ya ƙara haɗa da ma'auni har zuwa 250V akan da'irar reshe da aka ƙididdige 150V zuwa ƙasa ko ƙasa da haka, da duka ginshiƙai (ƙare ko a'a) da duk waje. shaguna (makarantar ko a'a).Babu shakka cewa mai duba yana da babban nauyi mai girma don tabbatar da cewa an yi amfani da buƙatun da aka samu a cikin 210.8 da kyau.
Yana da kyau a sake duba dalilin da yasa aka yi waɗannan bita-da-kullin tun da farko.Bukatun GFCI galibi suna buƙatar ƙwararrun dalilai na fasaha don shawo kan kwamitin samar da lambar don ƙara sabbin na'urori, kayan aiki, ko yankuna zuwa lissafin.A yayin sake fasalin NEC na 2020, an gabatar da mutuwar kwanan nan a matsayin dalilan da ya sa muke buƙatar faɗaɗa kariyar GFCI ga mutanen da ke cikin gidaje.Misalai sun haɗa da ma'aikacin da wutar lantarki ta kashe shi ta hanyar firam ɗin da ke da lahani;Yarinya da wutar lantarki ta kama yayin da take rarrafe a bayan na’urar bushewa tana neman katonta;da wani matashin yaro wanda a lokaci guda ya yi mu'amala da wani na'ura mai kuzari na AC da kuma shingen shinge na shinge yayin da ya yanke tsakar farfajiyar wani makwabcinsa a kan hanyarsa ta komawa gida cin abinci.Da an iya hana waɗannan mugayen al'amuran da GFCI wani ɓangare na lissafin.
Tambayar da aka riga aka yi ta dangane da buƙatun 250V ita ce ta yaya zai iya shafar ma'aunin kewayon.Abubuwan da ake buƙata don kariyar GFCI a cikin ɗakin dafa abinci ba su da takamaiman kamar yadda suke a cikin wuraren zama ba.Na farko, rumbunan da aka girka don yin hidimar teburin dafa abinci dole ne a kiyaye GFCI.Wannan ba ya shafi ma'auni na kewayon da gaske, tun da ba a shigar da waɗancan a tsayin dakaru.Ko da sun kasance, duk da haka, ana iya yin shari'ar cewa ɗakunan ajiya suna nan don hidimar kewayon kuma babu wani abu.Sauran jerin abubuwan da ke cikin 210.8(A) waɗanda ke iya buƙatar kariyar GFCI don wuraren ajiyar kewayo su ne nutsewa, inda aka shigar da kewayon faifai a cikin ƙafa 6 na saman ciki na bakin kwano.Makullin kewayo zai buƙaci kariyar GFCI kawai idan an shigar dashi cikin wannan yanki mai ƙafa 6.
Duk da haka, akwai wasu wurare a cikin gidan da batun ya kasance mai sauƙi, kamar wurin wanki.Babu wani nisa na sharadi a cikin waɗancan wuraren: idan an shigar da rumbun a ɗakin wanki/ yanki, yana buƙatar kariyar GFCI.Don haka, ana buƙatar busar da tufafi a yanzu don kiyaye GFCI saboda suna cikin wurin wanki.Haka yake ga ginshiƙai;don bugu na 2020, kwamitin yin lambar ya cire cancantar "ba a gama ba" daga ɗakunan gida.Gidan garejin wani yanki ne wanda ke tattare da komai, kuma, ma'ana cewa masu walda, damfarar iska, da duk wani kayan aiki ko na'ura mai amfani da wutar lantarki da za ku iya samu a garejin za su buƙaci kariyar GFCI idan an haɗa su da igiya da toshe.
A ƙarshe, haɓaka GFCI yana karɓar mafi yawan tattaunawa shine ƙari na kantunan waje.Ka lura ban ce “katunan liyafar waje ba”—an riga an rufe su.Wannan sabon faɗaɗa ya haɗa zuwa na'urori masu ƙarfi kuma, sai dai kayan aikin narkewar dusar ƙanƙara da kantunan haske.Wannan yana nufin cewa na'urar kwandishan don na'urar sanyaya iska yana buƙatar kariya ta GFCI, kuma.Da zarar an fara aiwatar da wannan sabon abin da ake buƙata a cikin sabbin kayan aiki, da sauri ya bayyana cewa akwai matsala tare da wasu ƙananan na'urori mara igiyar ruwa waɗanda ke amfani da kayan aikin canza wuta don sarrafa saurin kwampreso kuma na iya haifar da bazuwar kariyar GFCI. .Saboda haka, hukumar ta NEC tana aiwatar da gyare-gyare na wucin gadi akan 210.8 (F) don jinkirta aiwatar da waɗannan ƙananan tsare-tsaren har zuwa 1 ga Janairu, 2023. Wannan TIA a halin yanzu yana cikin matakin sharhi na jama'a kafin ya koma ga tsarin. kwamitin tattaunawa da aiki.Hukumar TIA ta bayyana karara cewa har yanzu kwamitin na goyon bayan kare wadannan kantuna, amma kawai yana neman bai wa masana'antar wani lokaci don samar da mafita ga wannan batu na wadannan sassa na musamman.
Tare da duk waɗannan mahimman canje-canje ga buƙatun GFCI, ana iya kusan a ba da tabbacin cewa sake fasalin 2023 zai ga ƙarin ayyuka da aka yi a kusa da waɗannan na'urorin ceton rai.Tsayawa cikin hanzari tare da tattaunawa ba kawai zai taimaka wa tsarin sabunta code ba, zai kuma taimaka wajen samun karbuwar Hukumar ta NEC a wasu yankuna na kasa baki daya.
Lokacin aikawa: Satumba-22-2022