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 ...

Bringing the benefits of 15 kV DC insulation resistance testing to challenging environments such as HV transmission and distribution substations, Megger’s new S1-1568 test sets combine noise rejection ...

Featuring rugged yet lightweight construction and designed to work reliably in high-interference areas like substation switchyards, Megger’s new DELTA4000 series 12-kV insulation diagnostic system ...

In a perfect world, electrical insulation would allow no current to flow through it. Unfortunately, several factors can — and will — result in the deterioration and ultimate failure of electrical ...