In modern protection system the key challenge is the trade-off between the security demands (no false tripping), the speed of operations and the dependability requirements. To meet this challenge ...

This 'back-to-the-basics' video that explains how non-directional overcurrent works. It shows the difference between a fuse and an overcurrent protections scheme with current transformer, relay and ...

Designed for ultra-high-power applications, the 48520 relay handles up to 200 A to protect motors and other loads from overcurrent and overheating. The 12-Vdc relay is fully sealed and suits severe ...