How well do you know the basics of how protective relays are configured, how they operate, and how to test them? Take this quiz and check your knowledge. Our thanks to AVO Training Institute for ...

The objective of protective relays and protective schemes is to protect electrical equipment such as transformers, lines, cables, bus bars, etc. during abnormal system conditions. Hence, protective ...

PULLMAN, WA — September 26, 2013 — Schweitzer Engineering Laboratories, Inc. (SEL) today announced the introduction of the SEL-710-5 Motor Protection Relay, which protects both synchronous and ...

Schweitzer Engineering Laboratories has released the SEL-851 Feeder Protection Relay, which provides overcurrent, voltage and arc-flash protection for utility and industrial applications. This compact ...