EDN

Smart Outlet Strip: AC Power Switch with Relay

This AC power switch circuit senses the presence of AC current in one outlet of a multi-outlet power strip and switches power to the remaining outlet(s). It utilizes a current transformer, single ...
T&D

Relay Test Set Suited for Older Installations, as Well as Future

Smaller, lighter and with a higher output power than any other comparable single-phase protective relay test instrument, Megger’s new SMRT1 smart protective relay test set is suited not only for ...
EDN

Switchtec : Interface relay has a lockable test button

Aimed at panel builders, system integrators and process control applications, the HF115FP is available in single and double pole versions, rated at 16A and 8A consecutively. Showing versatility, the ...
T&D

Relay Test Set Features Analog/Digital Recorder, Measurement Function

ISA's advanced relay test set DRTS 66 features Transcope, now available on request. Transcope is an analog/digital recorder and measurement function. The DRTS 66 family of test sets can be orderd with ...

Huazheng Insights: Guide to Selecting Power Solutions from the China Leading AC Resonant Test System Factory

An AC resonant test system is designed to generate high alternating voltage by forming a resonant circuit between the reactor and the test object. By operating at or near resonance, the system can ...