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  • What is the principle of the shunt

    04-12-2020

    What is the principle of the shunt The shunt is used to measure DC current, and is mainly made based on the principle that a voltage will be generated across the resistor when the DC current passes th...

  • Do you know the basic working principle of signal relay

    28-11-2020

    Do you know the basic working principle of signal relay The basic working principle of the signal relay, the single phase meter shunt is a commonly used device in the automatic control system. It is g...

  • What are the common problems of relays

    14-11-2020

    What are the common problems of relays 1. The relay is not disconnected 1) The load current is greater than the rated switching current of the SSR, which will permanently short-circuit the relay. At t...

  • What is the definition of relay and its important role

    06-11-2020

     A relay is a component that produces a predetermined jump in one or more of its output when the input reaches the specified conditions. The electromagnetic relay can be simply understood as a switch ...

  • What is the purpose of current transformer

    30-10-2020

    What is the purpose of current transformer Current transformers are very similar to transformers. Transformers are mainly used to change the voltage of the line on the line, while current transformers...

  • What is the difference between electromagnetic relay and contactor

    24-10-2020

    What is the difference between electromagnetic relay and contactor (1) The main function of the relay is for signal detection, transmission, conversion or processing. Its on-off circuit current is usu...