2020-08-05

This article mainly introduces how to protect UHV lines from lightning over voltage? Read More

2020-07-23

Due to the electrostatic adsorption of the DC line, the pollution level of the DC line is higher than that of the AC line under the same conditions. The number of insulators required is also greater than that of the AC line. Its insulation level is mainly determined by the pollution discharge charac Read More

2020-07-14

This paper mainly introduces electric power transmission method, principle and process of electric power transmission. Read More

2020-07-08

Lightning arrester is a kind of lightning protection device connected between the wire and the ground, usually in parallel with the protected equipment.The surge arrester can effectively protect the power equipment. Read More

2020-07-06

Due to the electrostatic adsorption of the DC line, the pollution level of the DC line is higher than that of the AC line under the same conditions. The number of insulators required is also greater than that of the AC line. Read More

2020-04-26

In the last article we learned about the characteristics and classification of isolation switches. Do you know the common faults of isolation switches? Read More

2020-04-23

Isolating switch is a switching device mainly used for isolating power supply, switching operations, connecting and cutting off small current circuits, without arc extinguishing function. Read More

2020-04-21

In addition to the functions of the circuit breaker itself, the permanent magnet circuit breaker mainly introduces the concept of "permanent magnet", which broadens the scope of use of the circuit breaker. Read More

2020-04-16

Isolation switches are mainly used to reliably isolate the parts of the HV electrified device that needs to be powered off from the live parts to ensure the safety of maintenance work. Read More

2020-04-14

The circuit breaker must be powered with a power supply, which is an operating mechanism in another words. Read More