ACB(Fastened Style, Draw out Type) It is a following-era variety ACB with dynamic attribute trustworthiness enormously enhanced by adopting electronic overcurrent relay in-built with significant-precision A/D conversion circuit employed for measuring devices.– ?i?u ch?nh th?i gian chuy?n m?ch tr?c ti?p trên m?t c?a b? ?i?u khi?nBy Tr?n Hoài Th?