ACB(Fixed Sort, Draw out Variety) That is a upcoming-era form ACB with dynamic attribute trustworthiness enormously enhanced by adopting electronic overcurrent relay built-in with superior-precision A/D conversion circuit useful for measuring devices.– T? ??ng kh?i ??ng ho?c d?ng ho?t ??ng ( c?a DG ) khi ngu?n ?i?n có s? c?By Tr?n Hoài Th??ng &