Faced with economic globalization, we are determined to become a leader in the ring main unit assembles, Circuit Breaker, low-voltage switchgear industry and surpass ourselves. We sincerely hope to cooperate with you, share success together, and forge ahead firmly to a more brilliant future. We firmly believe that your development is our development, your satisfaction is our success and we will work together to create a better future. Looking forward to the future, our company will continue to promote the enterprise's innovative spirit and sustainable development strategy. Our company warmly welcome friends from all over the world to visit, investigate and negotiate business. We pursue the tenet of 'customer first, best quality, first-class service', and continuously strengthen the internal management of the company and focus on improving our own business quality.

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!

Our products are broadly identified and trustworthy by people and may meet continually modifying financial and social requires of Solid Insulated Switchgear (SF6 Free) /Ring Main Unit/Rmu/Power Distribution Equipment. The establishment of a sound internal control and evaluation system for an enterprise is not only a need for corporate governance, but also a requirement for supervision and maintenance of corporate integrity. And we will create a bright future.