A transformer protection relay does not replace upstream devices. It defines responsibility. By clearly assigning fault ...

As modern society takes uninterrupted electricity supply for granted, electrical utility providers are increasingly measured by the reliability of the infrastructure used to deliver power to consumers ...

Cooper Power Systems has designed its full-featured differential relay, the iXP-420, to provide comprehensive two-winding transformer protection, and monitoring and control. The iXP-420 incorporates ...

Art. 450 begins with the short and to-the-point statement, “This article covers the installation of all transformers,” and then lists eight exceptions. In essence, Art. 450 covers power transformers, ...

Kuhlman Electric and Transformer Protection recently announced that they’ve established a joint marketing agreement, in which Kuhlman will provide installation and services—new and retrofit—for the ...