The high-voltage switchgear is an electrical equipment based on circuit breakers. It means that the manufacturer connects the relevant high and low voltage electrical appliances (including control appliances, protective appliances, and measuring appliances), bus bars, current-carrying conductors, Insulators, etc. are assembled in a closed or open metal cabinet as a device for receiving and distrib...

Today we would like to introduce one of our New Environmental N2 Inflatable High Voltage RMU This new 12kV environment-friendly gas ring network cabinet is filled with nitrogen gas, which does not emit any toxic substances, is safer and environmentally friendly, and meets the needs of miniaturized space. Suitable for various power distribution systems-including extremely harsh environmental condit...

On the afternoon of October 27, 2020, the China Power Distribution Technology Summit Forum was hosted by the China Electric Power Research Institute Co., Ltd. and the China Electricity Council Technology Development Service Center. The main forum of the conference will be live broadcast simultaneously, with 14,000 participants online. Industry experts shared and discussed content such as the unifi...

Suggestions for maintenance and inspection of switchgear users should pay special attention to the following points: Regularly check the status of the circuit breaker and make necessary adjustment according to the requirements of the installation and operation manual of vacuum circuit breaker. Check the propulsion mechanism and interlock of the handcart to make it meet the requirements of misopera...

When you want to buy switchgears, you should know some basic knowledge for "What? How? & Why?"(part 2) 14. What is the function of program lock? Where is it installed? Cabinet and cabinet operation sequence according to the stipulated procedure linkage, plays the role of preventing misoperation. 15. What is the function of earth switch play? The earth switch is installed at switchgear outlet, ...

The functions of the Ring Main Unit system include: 1、Remote opening and closing or closing latching operation of the load switch or circuit breaker of each ring main unit from the control master station or sub-station, also can do it locally. 2、Obtain the contact position state, fuse state, circuit breaker fault protection state, contact position state of earthing switch and other information fro...