Dukurikije ibipimo rusange by’ubugenzuzi bw’amashanyarazi, “Umugenzuzi agomba kugenzura ibintu byose byinjira mu byuma byangiza imiyoboro y’amashanyarazi hamwe n’ibyuma by’umuzunguruko byagaragaye kandi bifatwa nk’aba GFCI bakoresheje ikizamini cya GFCI, aho bishoboka… akanagenzura umubare uhagarariye abahindura, ibikoresho byo kumurika. n'ibyakirwa, harimo ibyakiriwe byarebwaga kandi bifatwa nk'ibishobora guhagarika imiyoboro y'amashanyarazi (AFCI) -yarinzwe hakoreshejwe buto y'ibizamini bya AFCI, aho bishoboka. ”Abagenzuzi b'urugo bagomba kumenyera amakuru akurikira kugirango barusheho gusobanukirwa uburyo bwo gukora igenzura rikwiye kandi ryuzuye rya GFCIs na AFCIs.
Ibyingenzi
Kugira ngo wumve GFCIs na AFCIs, nibyiza kumenya ibisobanuro bibiri.Igikoresho ni igice cya sisitemu y'amashanyarazi, ntabwo ari insinga ya kiyobora, itwara cyangwa igenzura amashanyarazi.Guhindura urumuri ni urugero rwibikoresho.Ahantu hasohokera ni ingingo muri sisitemu yo gukoresha insinga aho ibikoresho bigerwaho kubikoresho.Kurugero, koza ibikoresho birashobora gucomeka mumasoko imbere muri kabine.Irindi zina ryumuriro wamashanyarazi niyakira amashanyarazi.
GFCI ni iki?
Guhagarika imiyoboro yubutaka, cyangwa GFCI, nigikoresho gikoreshwa mugukoresha amashanyarazi kugirango uhagarike uruziga mugihe hagaragaye umuyaga utaringaniye ugaragara hagati yumuyoboro ufite ingufu nuyobora utabogamye.Ubusumbane nk'ubwo rimwe na rimwe buterwa no "gutemba" binyuze mu muntu uhura icyarimwe nubutaka hamwe nigice cyingufu zumuzunguruko, bishobora kuviramo guhungabana byica.GFCIs yashizweho kugirango itange uburinzi mubihe nkibi, bitandukanye na moteri isanzwe yamashanyarazi, irinda imizigo irenze urugero, imiyoboro migufi namakosa yubutaka.
AFCI ni iki?
Guhagarika imiyoboro ya Arc-amakosa (AFCIs) ni ubwoko bwihariye bwo kwakira amashanyarazi cyangwa gusohoka hamwe no kumena amashanyarazi yagenewe gutahura no gusubiza ibyangiritse byamashanyarazi bishobora guteza akaga amashanyarazi.Nkuko byateguwe, AFCIs ikora mugukurikirana imiterere yumuriro wamashanyarazi no guhita ufungura (guhagarika) umuzunguruko bakorera niba babonye impinduka muburyo bwumuraba uranga arc iteje akaga.Usibye gutahura imiterere yimivurungano iteye akaga (arcs ishobora gutera inkongi), AFCIs nayo yagenewe gutandukanya umutekano, arc zisanzwe.Urugero rwiyi arc nigihe switch ifunguye cyangwa icyuma gikuwe mubyakiriwe.Impinduka nto cyane muburyo bwimivumba zirashobora kumenyekana, kumenyekana, no gusubizwa na AFCIs.
2015 Amategeko mpuzamahanga yo gutura (IRC) Ibisabwa kuri GFCIs na AFCIs
Nyamuneka reba Igice E3902 cya IRC 2015 ijyanye na GFCIs na AFCIs.
Kurinda GFCI birasabwa ibi bikurikira:
- 15- na 20-amp igikoni cyo mu gikoni cyakirwa hamwe nogusohora ibikoresho byoza ibikoresho;
- Ubwiherero bwa 15- na 20-amp hamwe no kumesa;
- 15- na 20-amp yakira muri metero 6 zuruhande rwinyuma rwikariso, ubwogero cyangwa kwiyuhagira;
- hasi ashyutswe n'amashanyarazi mu bwiherero, mu gikoni, no mu tubari twa hydromassage, spas, n'ibituba bishyushye;
- 15- na 20-amp yakira hanze, igomba kuba ifite uburinzi bwa GFCI, usibye kwakirwa bitagerwaho byoroshye bikoreshwa mubikoresho byo gushonga byigihe gito kandi biri kumuzingo wabigenewe;
- 15- na 20-amp yakira muri garage hamwe nububiko butuzuye;
- 15- na 20-amp yakira mu bwato hamwe na 240-volt hamwe n’ahantu hato ho kuzamura ubwato;
- 15- na 20-amp yakira mubutaka butuzuye, usibye kwakirwa numuriro cyangwa gutabaza;na
- 15- na 20-amp yakira muburyo bwikurikiranya cyangwa munsi yubutaka.
GFCIs na AFCIs zigomba gushyirwaho ahantu byoroshye kuboneka kuko zifite buto yikizamini igomba gusunikwa mugihe runaka.Ababikora barasaba ko banyiri amazu hamwe nabagenzuzi bapima cyangwa bakazenguruka kumena no kwakirwa buri gihe kugirango bafashe kwemeza ko amashanyarazi akora neza.
Kurinda AFCI birasabwa kumasoko ya 15- na 20 amp kumuzunguruko wamashami kuburiri, ibyumba, indiri, ibyumba byo kuriramo, ibyumba byumuryango, koridoro, igikoni, aho bamesera, amasomero, ibyumba byo kubamo, salle, ibyumba byo kwidagadura, nicyumba cyizuba.
Ibyumba cyangwa uturere bisa bigomba kurindwa na kimwe muri ibi bikurikira:
- guhuza-ubwoko bwa AFCI bwashizwe kumuzunguruko w'ishami ryose.NEC ya 2005 yasabaga guhuza ubwoko bwa AFCIs, ariko mbere yitariki ya 1 Mutarama 2008, hakoreshejwe amashami / ubwoko bwa AFCIs.
- ishami / ibiryo byubwoko bwa AFCI yamenetse yashyizwe kumwanya hamwe hamwe na reseptor ya AFCI kumasanduku yambere yo gusohoka kumuzunguruko.
- urutonde rwinyongera arc-kurinda inzitizi zumuzenguruko (zitagikora) zashyizwe kumwanya hamwe hamwe na reseptor ya AFCI yashyizwe kumurongo wambere, aho ibisabwa byose bikurikira:
- insinga zirakomeza hagati yamena na AFCI isohoka;
- uburebure ntarengwa bw'insinga ntiburenza metero 50 kuri wire 14-ya, na metero 70 kuri 12-gazi;na
- agasanduku kambere gasohoka kagaragajwe nkicyambere gisohoka.
- urutonde rwa AFCI rwakiriwe rwashyizwe kumurongo wambere kumuzunguruko hamwe nibikoresho byashyizwe hejuru-birinda ibikoresho, aho ibisabwa byose bikurikira:
- insinga irakomeza hagati yigikoresho na reseptacle;
- uburebure ntarengwa bw'insinga ntiburenza metero 50 kuri wire ya gauge 14 na metero 70 kuri wire 12;
- isohoka rya mbere ryerekanwe nkaho ariryo ryambere;na
- ihuriro ryibikoresho birenga-kurinda hamwe na AFCI yakira byamenyekanye nkujuje ibisabwa kugirango uhuze ubwoko bwa AFCI.
- uburyo bwa AFCI bwakirwa hamwe nuburyo bwo gukoresha ibyuma;na
- kwakira AFCI hamwe no gufunga ibintu bifatika.
Incamake
Muncamake, kugirango tumenye neza ko imashini zangiza imashanyarazi zakira neza, banyiri amazu n'abagenzuzi b'urugo bagomba kuzunguruka cyangwa kugerageza ibice by'amashanyarazi kugirango bikore neza.Ivugurura rya vuba rya IRC risaba kurinda GFCI na AFCI kurinda 15- na 20-amp yakira.Abagenzuzi b'urugo bagomba kumenyera aya mabwiriza mashya kugirango barebe neza kandi bagenzure neza GFCIs na AFCIs.
Igihe cyo kohereza: Nzeri-22-2022