2023-10-20
The overall structure of the porcelain bushing pillar type outdoor high-voltage vacuum circuit breaker is: the upper porcelain bushing is an arc extinguishing chamber bushing with a built-in vacuum arc extinguishing chamber, and the lower porcelain bushing is a pillar bush......
2023-10-12
At present, the high-voltage vacuum circuit breakers of 10kV and above produced in the industry have manual and electric energy storage methods if they are equipped with spring operating mechanisms. The so-called energy storage means that when the circuit breaker is powere......
2023-09-22
Drop-out fuse is a special type of electrical protection device. It is characterized by a rapid power-off function, which can automatically disconnect the circuit when the circuit load exceeds the rated power, ensuring the safety and stable operation of electrical equipme......
2023-08-21
Different functions: The function of the recloser is to cooperate with other high-voltage electrical appliances, identify the fault location through its circuit breaking, reclosing operation sequence, reset, and locking, to minimize the limitation of the power outage area,......