Arc Amakosa Yumuzunguruko (AFCIs)

Guhagarika imiyoboro ya Arc-amakosa (AFCIs) byanze bikunze bisabwa kugirango ushyirwe mu nzu munsi ya 2002Amategeko agenga amashanyarazi(NEC) kandi kuri ubu ikoreshwa mubindi byinshi kandi byinshi.Biragaragara, havutse ibibazo bijyanye nibisabwa ndetse nibikenewe.Habayeho ibibuga byo kwamamaza, ibitekerezo bya tekiniki kandi, mvugishije ukuri, kutumvikana nkana bigenda hirya no hino mumihanda itandukanye.Iyi ngingo izana ukuri kubijyanye na AFCIs kandi twizere ko ibi bizagufasha kumva neza AFCI.

AFCI irinda umuriro murugo

Mu myaka mirongo itatu ishize, amazu yacu yahinduwe kuburyo bugaragara nibikoresho byamashanyarazi bigezweho hamwe nudushya twikoranabuhanga;icyakora, ibyo bikoresho nabyo byagize uruhare mu mubare munini w’umuriro w'amashanyarazi iki gihugu kibabazwa uko umwaka utashye.Amazu menshi ariho arengerwa gusa nibyifuzo byamashanyarazi uyumunsi nta kurinda umutekano uhuye, bikabashyira mubyago byinshi byamakosa ya arc numuriro uterwa na arc.Nicyo kintu tugiye kuganira kuriyi ngingo, abantu bakeneye kuzamura ibikoresho byabo byamashanyarazi kugirango bongere urwego rwumutekano.

Ikosa rya arc nikibazo cyamashanyarazi giteye akaga ahanini giterwa no kwangirika, gushyuha cyane, cyangwa insinga z'amashanyarazi cyangwa ibikoresho.Ubusanzwe amakosa ya Arc azagaragara mugihe insinga zishaje zacitse cyangwa zacitse, mugihe umusumari cyangwa umugozi byangiza insinga inyuma yurukuta, cyangwa mugihe ibicuruzwa cyangwa imizigo biremereye.Tutarinze ibikoresho byamashanyarazi bigezweho, birashoboka ko dukeneye kugenzura ibyo bibazo bishoboka no kubungabunga inzu buri mwaka kugirango amahoro yumutima.

Imibare ifunguye yerekana ko amakosa yo gutera amakimbirane atera amazu arenga 30.000 buri mwaka muri Amerika, bikaviramo abantu bapfa amagana n’abakomeretse ndetse na miliyoni 750 z’amadolari y’ibyangiritse.Igisubizo gishobora kwirinda cyane ikibazo nukoresha guhuza arc amakosa yumuzunguruko, cyangwa AFCI.CPSC ivuga ko AFCIs zishobora gukumira ibice birenga 50 kw'ijana by'umuriro w'amashanyarazi uba buri mwaka.

AFCIs na NEC

Amategeko y’igihugu y’amashanyarazi yashyizemo ibisabwa byagutse cyane mu kurinda AFCI mu ngo zose nshya Kuva mu mwaka wa 2008.Nyamara, izi ngingo nshya ntizihita zitangira gukurikizwa keretse iyo kode iriho ubu yemewe mumategeko ya leta hamwe n’amashanyarazi.Kwemeza leta no gushyira mu bikorwa NEC hamwe na AFCI idahwitse ni urufunguzo rwo gukumira inkongi y'umuriro, kurinda amazu, no kurokora ubuzima.Ikibazo kirashobora gukemuka rwose mugihe abantu bose bakoresha neza AFCI.

Abubaka amazu muri leta zimwe na zimwe barwanyije ibisabwa byiyongera ku ikoranabuhanga rya AFCI, bavuga ko ibyo bikoresho bizamura cyane igiciro cy’inzu mu gihe bizana impinduka nke cyane mu kuzamura umutekano.Mubitekerezo byabo, kuzamura ibikoresho byumutekano wamashanyarazi bizongera ingengo yimari ariko ntibitange ubundi burinzi bwumutekano.

Abunganira umutekano batekereza ko ikiguzi cyiyongereye cyo kurinda AFCI gikwiye inyungu inyungu tekinoloji iha nyirurugo.Ukurikije ubunini bwurugo runaka, ingaruka zogushiraho ubundi burinzi bwa AFCI murugo ni $ 140 - $ 350, ntabwo ari ikiguzi kinini cyane ugereranije nigihombo gishoboka.

Impaka zijyanye n'ikoranabuhanga zatumye ibihugu bimwe bivanaho ibisabwa bya AFCI byongewe kuri kode mugihe cyo kurera.Mu 2005, Indiana ibaye leta ya mbere kandi yonyine yakuyeho ingingo za AFCI zari zashyizwe mu gitabo cy’amashanyarazi cya leta.Twizera ko leta nyinshi kandi nyinshi zizatangira gukoresha AFCI nkumutekano mushya hamwe no gukwirakwiza ikoranabuhanga.