Surge protectors thiab xob laim ntes tsis yog tib yam.Txawm hais tias ob qho tib si muaj kev ua haujlwm ntawm kev tiv thaiv overvoltage, tshwj xeeb tshaj yog tiv thaiv xob laim overvoltage, tseem muaj ntau qhov sib txawv hauv daim ntawv thov.1. Tus ntes muaj ntau theem voltage, xws li 0.38KV qis volt ...
Nyeem ntxiv