ACB(Preset Type, Draw out Kind) That is a next-generation kind ACB with dynamic characteristic dependability drastically improved by adopting digital overcurrent relay inbuilt 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?– ?i?u ch?… Read More