How to Properly Select Solid State Relays

How to Properly Select Solid State Relays

A solid state relay (SSR) is an electronic device that switches loads on or off when an external voltage or signal is applied to its control terminals. The lack of moving parts in an SSR allows it to switch much faster than electromechanical relays while avoiding the...
Whitepaper: New UL Type 1 vs NEMA 1 enclosure ratings

Whitepaper: New UL Type 1 vs NEMA 1 enclosure ratings

View Whitepaper In this paper, the author examines the various characteristics of electric drive enclosures labeled NEMA 1 and UL Type 1, detailing the differences and similarities, with an explanation of why the NEMA 1 enclosure rating does not meet the new UL Type 1...