The small, lightweight PTE-50-CE is the ideal instrument to test overcurrent and over/undervoltage protective relays, among many other applications. The reversible 100-VA amplifier can inject up to ...

Megger is offering a series of seminars throughout Canada covering best practice for testing in substations. Megger is offering a series of seminars throughout Canada covering best practice for ...

Omron has introduced 400V and 600V 110°C versions of its G3VM photo mos isolated electronic relay family, as well as a 40V 2Ω type in the 1.5 x 2.5 x 1.3mm 4pin VSON package. With G3VM-401xY2 and G3VM ...

Electronic relays have evolved a lot since their introduction in the early '30s, but their basic purpose hasn't changed. Transistors and integrated circuits have replaced vacuum tubes and the term ...

Proper selection and effective testing can increase contact reliability in the end product while reducing the overall cost of using relays. Who said relays are pass�? While electromechanical relays ...

Testing verifies that protection schemes meet their intended purpose, ensuring safety and system integrity. Function testing involves manual or electrical manipulation of components to confirm signal ...

Relays can be tiny elements, yet they play vital functions in electrical systems. They operate circuits, guard equipment, and ...

Last column, I wrote about various applications where fire alarm relays could be used to integrate a commercial fire alarm system with other electrical systems at a customer’s site to provide them ...