-
Kakaretso ea nts'etsopele le litšobotsi tsa vacuum circuit breaker
[Kakaretso ea nts'etsopele le litšoaneleho tsa "vacuum circuit breaker]: "vacuum circuit breaker" e bua ka sekhechana sa potoloho seo likhokahano tsa sona li koetsoeng ebe li buloa ka sekheo.Li-circuit breaker li ile tsa ithutoa ke United Kingdom le United States, 'me tsa ntlafatsoa ho ea Japane ...Bala haholoanyane