• Four steps to properly select the power relay

    Four steps to properly select the power relay

    Measuring contact resistance Use the resistance file of the universal meter to measure the normally closed contact and the dynamic point resistance, the resistance value should be 0, (the contact resistance value can be measured within 100 milliohms in a more precise way); and the normally open cont... read more

    May 17,2019 News
  • What is the difference between a solid state relay and a normal relay

    What is the difference between a solid state relay and a normal relay

    The comparison between traditional relays and solid state relays, due to the variety of types involved, the following comparison of electromagnetic relays with the corresponding solid state relays to illustrate their differences:       1. Structural difference: The electromagnetic relay works by the... read more

    May 11,2019 News
  • Can automotive relays be used for a long time

    Can automotive relays be used for a long time

    For automotive relays that can be energized for a long time, different people have different answers, which tests the understanding of automotive relays. Some people say that they can't be powered for a long time. Long-term power-on will burn out the car relay. Some people say that they can be power... read more

    Apr 30,2019 News
  • What is the operating voltage of a car relay

    What is the operating voltage of a car relay

    The same brand, different models of automotive relays use different operating voltages. Automotive relays are divided into 12V and 24V. 24V cars are usually equipped with two batteries, cars are generally 12V, trucks and trucks are generally 24V. Different brands, even the same brand, different mode... read more

    Apr 19,2019 News
  • Automotive relay wiring method

    Automotive relay wiring method

    The relay has a four-leg relay and a five-leg relay. Let's talk about the four-leg relay. First find out which of the four pins of the car relay are the coils, and which two are the contacts that are connected as shown. The two pins are insulated between normally open contacts 3 and 4. The other two... read more

    Apr 13,2019 News