ACB(Preset Type, Draw out Kind) It is a upcoming-technology style ACB with dynamic attribute trustworthiness significantly improved by adopting digital overcurrent relay inbuilt with higher-precision A/D conversion circuit utilized for measuring devices. Sử dụng cho hệ thống điện hạ thế khi nguồn cấp phụ tải bị gián đoạn Bộ chuyển https://carderd321tkz0.wikifrontier.com/user