Magnetic latching relay is an important electrical device commonly used in circuit breaker control in distribution systems

Update:13-03-2024
In the power distribution system, the magnetic latching relay is a common electrical device used for circuit breaker control. The magnetic latching relay has many advantages, such as being able to reliably control the operation of the circuit breaker and improving the safety and reliability of the circuit.
The magnetic latching relay is an electromagnetic relay whose working principle is based on the action of electromagnetic attraction. When powered on, the coil of the magnetic latching relay generates a magnetic field, which causes the iron sheet to attract and hold the relay in a closed state. When the power is disconnected, the magnetic field disappears and the iron sheet detaches, returning the relay to a separated state. This working principle enables the magnetic latching relay to have good controllability and stability, ensuring reliable switching status of the circuit breaker. In addition, the magnetic latching relay can withstand high currents and voltages, making it suitable for various circuit breakers of different specifications.
Secondly, magnetic latching relays play a key role in the control of circuit breakers. By connecting with the circuit breaker, magnetic latching relays can monitor the current magnitude in the circuit and activate and deactivate the circuit breaker as needed. When the current is too large or there is a fault, the magnetic latching relay will automatically cut off the circuit to avoid circuit failure and equipment damage caused by current overload. This automatic protection function effectively improves the safety of the circuit and reduces the risk of accidents caused by human error. In addition, magnetic latching relays can also be manually controlled as needed, which facilitates maintenance and repair work.
In addition to its application in circuit breaker control, the magnetic latching relay can also be used in other aspects of the power distribution system. For example, it can be used for motor protection, monitoring the operation of the motor, and providing power-off protection in the event of a fault. In addition, the magnetic latching relay can also be used for forward and reverse rotation control of the motor by changing the current direction of the coil to achieve forward and reverse motion of the motor.
The magnetic latching relay is an important electrical device commonly used in power distribution systems for circuit breaker control. It reliably implements switch control of the circuit breaker through the action of electromagnetic attraction, and has high current and voltage withstanding capabilities. The magnetic latching relay can improve the safety and reliability of the circuit, reduce the risk of accidents, and provide guarantees for the normal operation of the power distribution system. In addition to its application in circuit breaker control, it can also be used for motor protection and control.
Zhejiang Zhongxin New Energy Technology Co., Ltd.
Zhongxin has more than ten years of relay research and development, manufacturing experience. A number of technical talents are experts in the field of relay research and development in China earlier, with strong technical force. They are the standard drafting units for the domestic magnetic latching relay industry, and are national high-tech enterprises undertaken by the National 863 Spark Program.
● Our annual production capacity reaches more than 50 million pieces
● We have a strong R & D team
● We have two own production plants
● We have our own testing laboratory and the most advanced and complete testing equipment