EDN

Test Ideas: Microcontroller runs relay endurance test

Electromechanical components such as relays and switches often must undergo endurance tests that verify their reliability and safety. Regulatory standards typically have compliance criteria that ...
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

MPRT Now Capable of Testing IEC 61850 Relays and Substations

Traditional testing methods can still be used to test 61850 devices with the MPRT IEC 61850 is the new international communication standard for substations. The main goal of 61850 is to obtain ...
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 ...
Machine Design

Push me here -- Relays built for easy testing

A new series of relays, called Interfacers by developer, Releco, a unit of Turck Inc., are more flexible and have features designed to minimize downtime. Interface relays connect computers and PLC ...