ACB(Fixed Form, Attract out Style) It is a upcoming-technology type ACB with dynamic characteristic reliability significantly improved by adopting digital overcurrent relay built-in with high-precision A/D conversion circuit used 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 Hoài Th?