ACB(Preset Type, Draw out Kind) It is a up coming-era variety ACB with dynamic characteristic reliability tremendously improved by adopting digital overcurrent relay inbuilt with large-precision A/D conversion circuit utilized for measuring instruments.– ?i?u ch?nh th?i gian chuy?n m?ch tr?c ti?p trên m?t c?a b? ?i?u khi?nB? ?i?u khi?n ATS C25 :