– Thích h?p cho vi?c chuy?n ??i ngu?n ?i?n hai chi?u, chuy?n t?i thi?t b? và cách ly an toànComputerized Transfer Swap: This can be the main Regulate unit that detects electrical power failures and quickly switches the load among the most crucial electrical power supply along with the backup power source.This step-by-move tutorial will outlin