• What is the function of the ground resistance tester

    What is the function of the ground resistance tester

    Accurately three-phase relay measure the ground impedance, ground resistance, and ground reactance of a large grounding network Potential; measure the on-resistance of the down conductor; measure the soil resistivity. The most important thing is to measure whether the resistance of the ground pole t... read more

    18-11-2020 News
  • Can the general-purpose relay replace the coil?

    Can the general-purpose relay replace the coil?

    Can a general-purpose relay replace the coil? A general-purpose relay refers to a relay that can be used in a certain field or many fields. The relay is an electrical appliance that causes the controlled quantity to undergo a predetermined step change in the electrical output circuit when the input ... read more

    18-11-2020 News
  • The role and operating characteristics of the relay

    The role and operating characteristics of the relay

    The function and working characteristics of the relay. The relay is an electronic control device. It has a control system (also called an input loop) and a controlled system (also called an output loop). It is usually used in automatic control circuits. A kind of "automatic switch" that uses a small... read more

    18-11-2020 News
  • An important direction for the development of next-generation relays: photorelays

    An important direction for the development of next-generation relays: photorelays

    Communication relays will continue to grow in the future, accounting for a quarter of the global relay market. High-frequency relays are the main direction of its development. Driven by the needs of telecommunications, wireless communications, and broadband transmission access, it has become a new p... read more

    18-11-2020 News
  • What are the systems and maintenance of solid state relays

    What are the systems and maintenance of solid state relays

    Solid state smart home relay system and maintenance: First, the hydraulic system 1. Replace the hydraulic oil and oil return filter element according to the schedule, and pay attention to whether there is iron filings and dust on the filter element. If a breaker is installed, it will accelerate the... read more

    18-11-2020 News
  • What are the symptoms of a broken car relay

    What are the symptoms of a broken car relay

    The car relay is broken. The relay is an important part of the car. If the starter relay is broken, the car will not start. If the ignition switch relay is broken, the car will not start, and if the power window relay is broken, the power window of the car will not be able to rise and fall. There ar... read more

    18-11-2020 News
  • How to classify relays according to structural characteristics

    How to classify relays according to structural characteristics

    1) Electromagnetic relay: an electrical relay that uses the suction force generated between the electromagnet core and the armature by the current in the input circuit. 2) Solid state relay: refers to a relay whose input and output are isolated with electronic components performing their functions w... read more

    18-11-2020 News
  • The role of the relay​ and working characteristics

    The role of the relay​ and working characteristics

    The role and working characteristics of the relay. The relay is an electronic control device. It has a control system (also called an input loop) and a controlled system (also called an output loop). It is usually used in automatic control circuits. A kind of "automatic switch" that uses a small cur... read more

    18-11-2020 News
  • What is the working principle and function of the relay

    What is the working principle and function of the relay

    What is the working principle and function of the relay? The use of the relay in our home is still very important. It can provide the most basic living security for the home life, but we must pay attention to the use of the relay to avoid unnecessary trouble. First, What is the function and principl... read more

    18-11-2020 News