Based on the relay operating characteristics, overcurrent relays can be classified into three groups: definite current or instantaneous, definite time, and inverse time. The characteristic curves of ...

This can happen in ring or mesh-type systems and in systems with a number of infeed points. The use of directional overcurrent relays in the two situations is shown in Figure 7.1. Figure 7.1: ...

Before today, we probably would have said that scratch-built relay computers were the sole domain of only the most wizardly of graybeards. But this impressive build sent in by [Will Dana] shows ...

When we think of relays, we tend to think of those big mechanical things that make a satisfying ‘click’ when activated. As nice as they are for relay-based computers, there are times when you ...

Saving money can be a challenge in an economy with persistent inflation. After all, if your money doesn't earn a return that's at least equal to inflation, it will lose buying power. But, a ...

Katie Healy of FuzionFit jumps to the finish line alongside her teammates during the 48th annual Hana Relay on Saturday. The 52-mile race from Kahului to Hana included 100 teams. Valley Isle Road ...

What can you show or tell us to help explain what it’s like to grow up in this political moment? Submit in words, images, audio or video, from Oct. 2 to Nov. 4. By Katherine Schulten Weekly ...

This free online business account is a good fit for companies that want to integrate their banking and cash management services. This free online business account has a lot to offer, including ...

Creeping shots of a meeting between the nervous middle manager and his CEO (Victor Garber) establish the paranoid atmosphere of Relay. The exchange goes off without a hitch, freeing Hoffman ...