Thanks for your sharing, your topic is also one of my dilemma!
@feverSoundHK28 ай бұрын
最緊要啱睇~thanks
@aressiu47998 ай бұрын
small capacity UPS used for general home use may not output a good sine wave. So, the first thing is to check if the UPS output sine wave and look for harmonic distortion figures. Another thing is UPS in light load normally has worse hamonic. The higher the load is better with less harmonic.