ຂ່າວ

Automatic Transfer Switch is a special electrical switch used to automatically switch between two different power sources. ມັນຖືກອອກແບບມາເພື່ອປ່ຽນໄປໃຊ້ແຫຼ່ງພະລັງງານສໍາຮອງເຊັ່ນດຽວກັນກັບເຄື່ອງປັ່ນໄຟຖ້າວ່າພະລັງງານປະໂຫຍດຕົ້ນຕໍອອກ. This allows important equipment and buildings to stay running w...