ACB(Fixed Kind, Draw out Kind) It is a upcoming-technology style ACB with dynamic attribute trustworthiness enormously enhanced by adopting electronic overcurrent relay in-built with substantial-precision A/D conversion circuit employed for measuring instruments.– 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 Ho