Relay

The relay is an electrical control device, mainly used for signal amplification, conversion and control in the circuit. according to different usage scenarios, it can be divided into two types: power relay and signal relay. power relays carry high-power currents and are often used in fields such as motor control and lighting control; signal relays carry low-power currents and are often used in fields such as automation control and instrumentation equipment. according to different control methods

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