Latching relay is really a generic term that is used to describe the type of relay that maintains its position after the power is removed. The reason latching relays are used is because they allow control of a circuit by providing a single pulse to a...
Extended range electric vehicle What is an extended range electric vehicle? The extended-range electric vehicle is abbreviated as REEV. The extended-range electric vehicle is based on a pure electric vehicle. It is equipped with a small auxiliar...
Why is the relay called "automatic switch" with small control and big control The relay is an electrical control device, made based on the principle of electromagnetic induction, and is an "automatic switch" that uses a small current to control a lar...