How to choose a power supply There are four main factors to consider when choosing a power supply unit (PSU). The first is what size of PSU you need. If you’re building a normal-sized PC ...
Power supply issues are the main cause of this problem. If your computer or printer is not directly connected to the main power source, say they are connected through a UPS, the UPS might be faulty.
The substation has a total of four main transformers, with the No. 1 main transformer, which has a power supply capacity of 750 MVA and has been in operation for 29 years, posing certain ...