Umbuzo 1. Mayelana nolwazi lwepulaki nesokhethi yezimboni?
A1: Ipulaki nesokhethi uhlobo lwepulaki nesokhethi yohlobo lwaseYurophu. Isetshenziswa kabanzi ezinhlotsheni eziningi zamabhizinisi ezimboni nawezimayini njenge-stell smelting, imboni ye-petrochemical, amandla kagesi, ama-electron, izitimela, ukwakhiwa, isikhumulo sezindiza, imayini, i-stope, ifektri yokucubungula amanzi kanye nokuhambisa amanzi, ichweba, isitolo, ihhotela njalo njalo, futhi isetshenziselwa ukuhlanganisa nokulungisa ukufakwa kwamandla edivayisi kanye nezixhumi ezingeniswe kwamanye amazwe, ngakho-ke iyiyunithi yokunikeza amandla esizukulwane esisha efanelekile.
Umbuzo 2. Ungayikhetha kanjani ipulaki nesokhethi yezimboni?
A2: Okokuqala, cabanga ngogesi olinganisiwe. Unezinhlobo ezine zamandla kagesi: 16Amp, 32Amp, 63Amp, 125Amp.
Okwesibili: Cabanga ngesigaba sekhebula; Sinesigaba sesibili + E isigaba sesithathu + E noma isigaba sesithathu + N + E
Isibonelo: Imishini yakho ingu-10-15A, futhi idinga ukuxhumeka kwesigaba sesi-3 + E, bese ungakhetha ipulaki engu-16A isigaba sesi-3 + e