Motors and transformers are some of the most reliable pieces of equipment installed at power plants. However, inadequate maintenance can result in trouble. While regular testing and skilled evaluation ...

Solid-state ac supplies replace motor-generator and tap-changing transformers to offer the same tests at the push of a button • Solid-state ac-power sources combine the variable-frequency and ...

Maintaining substation transformers isn't a new idea, but it's not always given the attention it deserves. Transformers will self-destruct over time, and failure to conduct regular transformer oil ...