ACB(Preset Kind, Draw out Variety) This is a following-technology kind ACB with dynamic characteristic dependability enormously improved by adopting electronic overcurrent relay built in with large-precision A/D conversion circuit employed for measuring instruments. Sử dụng cho hệ thống điện hạ thế khi nguồn cấp phụ tải bị gián đoạn Bộ https://gailz110pfv8.myparisblog.com/profile