ACB(Preset Type, Draw out Kind) This can be a up coming-era sort ACB with dynamic characteristic reliability tremendously improved by adopting digital overcurrent relay built-in with high-precision A/D conversion circuit useful for measuring devices. Sử dụng cho hệ thống điện hạ thế khi nguồn cấp phụ tải bị gián đoạn https://buzza221siy9.theideasblog.com/profile