AFCI ke sekhechana sa potoloho se tsoetseng pele se tla roba potoloho ha e bona arc e kotsi ea motlakase potolohong eo e e sireletsang.
AFCI e ka khetholla ka boikhethelo haeba e le arc e se nang kotsi e ts'oanang le ts'ebetso e tloaelehileng ea li-switches le li-plug kapa arc e ka bang kotsi e ka hlahang, joalo ka thapo ea lebone e nang le conductor e robehileng.AFCI e etselitsoe ho bona mefuta e mengata ea liphoso tsa motlakase tse thusang ho fokotsa tsamaiso ea motlakase hore e se be mohloli oa mollo oa mollo.
Le hoja li-AFCI li ile tsa hlahisoa le ho ngoloa ka likhoutu tsa motlakase ho elella bofelong ba lilemo tsa bo-1990 (li tla tšohla lintlha tse ling hamorao), litšōmo tse 'maloa li ntse li pota-potile li-AFCI-litšōmo tse atisang ho lumeloa ke beng ba matlo, baemeli ba mmuso, likomishene tsa kaho, esita le litsebi tse ling tsa motlakase.
KHOPOLO EA 1:Li-AFCI ha li joaloso bohlokoa ha ho tluoa tabeng ea ho pholosa bophelo
"AFCIs ke lisebelisoa tsa bohlokoa tsa tšireletso tse 'nileng tsa pakoa hangata," ho boletse Ashley Bryant, mookameli oa lihlahisoa tsa Siemens.
Arc faults ke e 'ngoe ea lisosa tse ka sehloohong tsa mello ea motlakase ea bolulo.Ho tloha lilemong tsa bo-1990, ho latela US Consumer Product Safety Commission (CPSC), karolelano ea mello e fetang 40,000 ka selemo e ne e bakoa ke mehala ea motlakase ea lapeng, e bakileng mafu a fetang 350 le likotsi tse fetang 1,400.CPSC e boetse e tlaleha hore ho feta liperesente tse 50 tsa mello ena e ka be e ile ea thibeloa ha ho sebelisoa AFCIs.
Ntle le moo, CPSC e tlaleha hore mello ea motlakase ka lebaka la arcing hangata e etsahala ka mor'a marako, e leng se etsang hore e be kotsi le ho feta.Ke hore, mello ena e ka nama e sa lemohuoe kapele, ka hona e ka baka tšenyo e ngata ho feta mello e meng, 'me e qetella e le e bolaeang habeli ho feta ea mollo o sa hlaheng ka mor'a marako, kaha beng ba matlo ha ba elelloe mollo o ka morao ho marako ho fihlela ho ka etsahala. eba morao haholo ho baleha.
KHOPOLO EA 2:Baetsi ba AFCI ba khanna litlhoko tse atolositsoeng tsa khoutu bakeng sa ho kenya AFCI
"Ke fumana tšōmo ena e tloaelehile ha ke bua le baetsi ba molao, empa indasteri ea motlakase e tlameha ho utloisisa 'nete le ha ba bua le masenete a bona a mmuso le likomishene tsa kaho," ho boletse Alan Manche, motlatsi oa mopresidente, litaba tsa kantle ho Schneider Electric. .
Haele hantle, ts'ebetso ea ho holisa litlhoko tsa khoutu e tsoa ho lipatlisiso tsa mokha oa boraro.
Consumer Product Safety Commission le liphuputso tse entsoeng ke UL mabapi le likete tsa mello e hlahang malapeng ho elella bofelong ba lilemo tsa bo-1980 le mathoasong a bo-1990 li ile tsa khanna ho fumana lisosa tsa mello ena.Tšireletso ea phoso ea Arc e fetohile tharollo e ileng ea amoheloa ke CPSC, UL, le ba bang.
KHOPOLO EA 3:Li-AFCI li hlokoa feela ke likhoutu ka palo e nyane ea likamore matlong a bolulo
"Khoutu ea Naha ea Motlakase e ntse e atolosa phihlello ea AFCI ho feta matlo a bolulo," ho boletse Jim Phillips, mopresidente oa PE oa Brainfiller.com.
Tlhoko ea pele ea Khoutu ea Motlakase ea Naha (NEC) bakeng sa li-AFCI tse lokollotsoeng ka 1999 li ne li hloka hore li kenngoe ho sireletsa lipotoloho tse fepang likamore tsa ho robala malapeng a macha.Ka 2008 le 2014, NEC e ile ea atolosoa ho hloka hore li-AFCI li kenngoe lipotolohong ho ea likamoreng tse ngata le ho feta malapeng, tseo hona joale li koahelang hoo e batlang e le likamore tsohle-liphaposi tsa ho robala, likamore tsa malapa, likamore tsa ho jela, likamore tsa ho phomola, liphaposi tsa letsatsi, kichine, likoti, liofisi tsa mahae. , liphaseje, liphaposi tsa boikhathollo, likamore tsa ho hlatsoetsa liaparo, esita le liphaposi tsa ho otlolla.
Ho feta moo, NEC e ile ea boela ea qala ho hloka hore li-AFCI li sebelisoe matlong a thuto a koleche ho tloha ka selemo sa 2014. E boetse e ekelitse litlhoko tsa ho kenyelletsa likamore tsa lihotele/motele tse fanang ka litokisetso tsa ka mehla bakeng sa ho pheha.
KHOPANA EA 4:AFCI e sireletsa feela se kentsoeng ka har'a sekoli se itseng se hlahisang arc ea motlakase.
"AFCI e hlile e sireletsa potoloho eohle ho e-na le feelantho e itseng e nang le sekoli e hlahisang arc ea motlakase, "Ho boletse Rich Korthauer, motlatsi oa mopresidente, khoebo ea ho qetela ea kabo, bakeng sa Schneider Electric."Kenyelletsa lithapo tsa motlakase, lithapo tse kenang ka tlase ho noka tse mathang maboteng, li-outlet, li-switches, likhokahano tsohle tsa mehala eo, li-outlet le li-switches, le eng kapa eng e hoketsoeng ho efe kapa efe ea lithapo tseo 'me e hokahantsoe le switch ea potoloho eo. .”
KHOPANA EA 5:Sesepa se tloaelehileng sa potoloho se tla fana ka tšireletso e lekanang le ea AFCI
Batho ba ne ba nahana hore sekhechana se tloaelehileng se tla fana ka tšireletso e ngata joalo ka AFCI, empa ha e le hantle li-circuits tse tloaelehileng li arabela feela ka bongata le lipotoloho tse khutšoane.Ha li sireletse khahlanong le maemo a arcing a hlahisang lintho tse sa tsitsang le tse atisang ho fokotseha hona joale.
Sesepa se tloaelehileng sa potoloho se sireletsa mokelikeli ho terata ho tloha ho overload, ha e reretsoe ho khetholla li-arcs tse mpe lipotolohong tsa lapeng.Ha e le hantle, mochine o tloaelehileng oa potoloho o etselitsoe ho khoptjoa le ho sitisa boemo boo haeba u e-na le mofoka.
KHOPOLO EA 6:Boholo ba "maeto" a AFCIetsahala hobane bake "ho qhekella"
Siemens 'Bryant o itse o utloile tšōmo ena haholo.“Batho ba nahana hore li-arc fault breakers li na le bothata hobane hangata li khoptjoa.Batho ba lokela ho nahana ka tsena e le litemoso tsa polokeho ho e-na le ho khoptjoa ke khathatso.Boholo ba nako, li-breaker tsena lia tsamaea hobane li lokela.Ba khoptjoa ka lebaka la mofuta o itseng oa ketsahalo ea potoloho potolohong. ”
Sena e ka 'na ea e-ba' nete ka liphahlo tsa "stab", moo lithapo li kenngoa ka morao ka mekotleng ea lisebelisoa tse sa keneng ho pota-potiloe ke li-screw, tse fanang ka likhokahano tse tiileng.Maemong a mangata, ha beng ba matlo ba kenya li-plugs ka har'a liphahlo tse tletseng selemo kapa ba li hula ka ntle, hangata li hula lijana, e leng ho lumellang lithapo hore li lokolloe, e leng se tla etsa hore li-arc fault breakers li tsamaee.
Nako ea poso: Mar-28-2023