ACB(Fastened Type, Attract out Type) This is a subsequent-generation kind ACB with dynamic characteristic trustworthiness greatly improved by adopting electronic overcurrent relay built-in with superior-precision A/D conversion circuit used 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