ACB(Fixed Sort, Draw out Variety) This is the subsequent-era variety ACB with dynamic attribute dependability considerably enhanced by adopting electronic overcurrent relay in-built with substantial-precision A/D conversion circuit employed 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 Ho