The costliest piece of equipment in a substation is the Power Transformer. Therefore, a good maintenance program is required to keep these power transformers operating reliable. Over the past few ...

Premium Inspection and Testing Group is introducing advanced infrared inspection capabilities. Premium Inspection and Testing Group now houses the top industrial thermographers in the United States.

I’m sure many readers would question why anyone would want to perform a relatively expensive insulation power factor test on an inexpensive transformer. Typically, if any testing is done, it will be ...