We have been recognized as one of the leading suppliers of Metal Enclosed HV Switchgear, Power Transformer Substations, prefabricated transformer substations in China. We are committed to providing customers with fast response, unparalleled quality, competitive prices, reliable delivery and abundant inventory. Our company will continue to adhere to the planned and purposeful development of new products to continuously and steadily expand the scale of the enterprise. We believe that we can establish long time business relationship with each other. We firmly believe that as long as we take the scientific development concept and market as the guidance, the innovation as the driving force, the quality of survival, constantly innovate, we will certainly win a better tomorrow! We insist on the enterprise management goal of first-class talents, first-class results, first-class quality and first-class management.

SF6 Ring Main Unit is a completely sealed system, its components and switches are enclosed in the stainless steel body,the whole switch device is not affected by external environmental conditions, so as to ensure the operation reliability and personal safety.

SF6 Ring Main Unit is divided into non expansion standard configuration and expandable standard configuration.

Because of the combination of the whole module and the half module and the self expandability, it has the active flexibility.

1.Rated Voltage:20kV

2.Power frequency withstand voltage:50kV

3.Lightning impulse voltage: 125kV (peak value)

4.Rated Current:630A

5.Closed loop breaking current: 630A

6.Cable charging breaking current:135A

7.Earth fault breaking current:150A

8.Mechanical life:5000 times

1.SF6 gas in the gas filled cabinet is used as arc extinguishing and insulation medium

2.The switch cabinet is a fully enclosed and fully insulated structure; the busbar and live parts of the switch machine are completely enclosed in the stainless steel shell;

3.The switch cabinet operates normally, and the product is free of maintenance for life;

Diagram:

Conmay information:

Henan Fengyuan Power Technology Co.,ltd was established in 1984 and is a designated enterprise specializing in the production of high and low voltage switch cabinets by the State Grid Corporation of China.

We have more than 30 years professional experience in high and low voltage switchgear and integrated substationm,box type substation,transformer,etc, have CE,ISO, GB,CQC,certificate

Factory directly,Professional manufacturer,All can be customized!

Welcome to inquiry!

It has a complete product production and quality assurance system and perfect after-sales service. Under the guidance of full-time engineers, it strictly controls the process and production to ensure the quality of High Volatage Sf6 Gas Insulate Switchgear of Full Insulation. We are committed to business development and technological innovation, pursuing comprehensive quality management, and fulfilling corporate social responsibility. We will continue to change the development mode, promote strategic transformation, and strengthen the independent innovation.