UL/cUL Listed, California CTEP approved. Conform to ANSI C12.1 and C12.20 national accuracy standards. Revenue-grade 0.5% accuracy. Comes with a lower cover which has two 3/4" knockouts to connect ...

In a previous article, we overviewed the circuit breaker maintenance practices presently in application, including a listing of some of the important tests in use, with reference to the applicable ...