I-stalk lug DTL-7 series eklanyelwe ngokukhethekile ukunqamula izintambo kuma-circuit breaker,Ifanele futhi ukushintshwa komoya, ibhokisi lokusabalalisa, ukunikezwa kwamandla, isivikelo sokuvuza, izinto zikagesi zasendlini, njll.Yenziwe ngamashubhu ethusi ahlanzekile kakhulu anokuqukethwe kwethusi. ngaphezu kwe-99.9% nokuhlanzeka okuphezulu ...
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