E le ho qoba ho chesoa ha li-silver contact terminal, static contact terminal hore e be sebopeho se kobehileng, karolo e bohareng e hlahelletseng.Kahoo arc e ke ke ea e-ba holim'a sefahleho sa ho tuka.Ke mofuta oa foromo e betere ea ho ikopanya, 'me ts'ebeliso ea eona e ntse e eketseha.Mokhoa oa ho sebetsa oa ho ikopanya le motho eo u kopanang le eena o behoa pele ho palo ea litlhoko tsa thepa.Hobane koporo e na le motlakase o motle oa motlakase le mocheso oa mocheso.Bothata bo lekaneng.Sebaka se phahameng sa ho qhibiliha, ho sebetsa habonolo.Kahoo e sebelisoa haholo e le karolo ea conductive ea motlakase o phahameng oa motlakase.Empa ka letsoho la koporo e bonolo oxidized, oxidation ea ho hanyetsa ho kopana.Kahoo ho tse ling tsa li-circuit breakers, koporo e ne e koahela lesela la silevera ka ntle ho khokahanyo e kholo.

Silevera e na le conductivity e ntle, filimi ea oxide e khanna, e ka ntlafatsa ts'ebetso ea koporo e entsoeng ka silevera.Ka ts'ebeliso ea khafetsa ea sekhechana sa potoloho, litlamorao tsa mocheso oa silevera oa arc li ile tsa eketseha haholo, sebaka sa ho ikopanya se ka ba tahlehelo e tebileng, kahoo ho hanyetsa mocheso oa silevera, ho hanyetsa arc, ho hanyetsa abrasion le ho beha litlhoko tse phahameng.Mokhoa oa metallurgy oa phofo o butse mokhoa o mocha bakeng sa nts'etsopele ea lisebelisoa tsa ho ikopanya.

Metallurgy ea phofo ho e-na le ho sebelisa mokhoa o tloaelehileng oa metallurgical, empa mefuta e 'meli ea phofo ea tšepe e kopantsoe hammoho ka har'a hlobo e hatellang ho etsa.Ka khase e sireletsang (hydrogen) ts'ebetsong ea sintering.Mofuta ona oa khauta ha e le hantle ke motsoako oa Taiwan.Hobane mokhoa ona o tšoana le sehlahisoa sa ceramic, se boetse se bitsoa mold alloy.High voltage circuit breaker e sebelisoa haholo ka tungsten ea koporo, nickel ea silevera, silevera, graphite e le khanyetso ea ho kopana le arc kapa ring arc resistance.E sebelisoa ho li-relay, li-contact, li-switches tsa moea, switch flow flow, mosireletsi oa enjene, switch e nyane, lisebelisoa, lisebelisoa tsa lapeng, motlakase oa koloi (switch switch le ho qala motor load), switch ea ts'ireletso ea leakage.Ha e bapisoa le silevera ea cadmium oxide, silver tin oxide ha e na cadmium ea tšepe e chefo, eo ho eona tšepe e nang le botsitso bo phahameng ba mocheso, e nang le motlakase o motle le oa mocheso, ts'ebetsong ea on-off e na le khanyetso e phahameng ea mocheso, ho hanyetsa khoholeho ea arc, anti welding, e le ho netefatsa ho ts'epahala ha ts'ebetso ea lisebelisoa tsa motlakase, eketsa bophelo ba ts'ebeletso.Le tsoelo-pele e potlakileng ea silevera tin oxide, esita le ho ba bang ba fapoha motlakase ntle le ho etsa liphetoho tse khōlō ka ka ho toba sebelisoa silevera tin oxide e ho nka sebaka AgCdO.Ts'ebeliso e tloha ho 10A - 100A, ts'ebetsong e mengata e haufi le ho feta silevera ea cadmium oxide.

E na le chelete e ngata ea silevera e le ho qoba ho kopana le mabaka a tukang, "static contact terminal" hore e be sebopeho se kobehileng, ho kopana ho matla karolong e bohareng ea lits'ebetso.Kahoo arc e ke ke ea e-ba holim'a sefahleho sa ho tuka.Ke mofuta oa foromo e betere ea ho ikopanya, 'me ts'ebeliso ea eona e ntse e eketseha.Mokhoa oa ho sebetsa oa ho ikopanya le motho eo u kopanang le eena o behoa pele ho palo ea litlhoko tsa thepa.Hobane koporo e na le motlakase o motle oa motlakase le mocheso oa mocheso.Bothata bo lekaneng.Sebaka se phahameng sa ho qhibiliha, ho sebetsa habonolo.Kahoo e sebelisoa haholo e le karolo ea conductive ea motlakase o phahameng oa motlakase.Empa ka letsoho la koporo e bonolo oxidized, oxidation ea ho hanyetsa ho kopana.Kahoo ho tse ling tsa li-circuit breakers, koporo e ne e koahela lesela la silevera ka ntle ho khokahanyo e kholo.

Silevera e na le conductivity e ntle, filimi ea oxide e khanna, e ka ntlafatsa ts'ebetso ea koporo e entsoeng ka silevera.Ka ts'ebeliso ea khafetsa ea sekhechana sa potoloho, phello ea mocheso oa ho ikopanya le arc e eketseha haholo, sebaka sa ho ikopanya e ka ba tahlehelo e tebileng, ka hona, ho hanyetsa mocheso oa silevera, ho hanyetsa arc, ho hanyetsa abrasion le ho beha litlhoko tse phahameng.Mokhoa oa metallurgy oa phofo o butse mokhoa o mocha bakeng sa nts'etsopele ea lisebelisoa tsa ho ikopanya.