We believe that the success of single-phase distribution transformer, Dry Type Cast Resine Distribution Transformer, Compact Solid Insulated Ring Main Unit has laid the foundation for our company's development and also opened up future-oriented development. We are looking for long-term business partnerships, and ensure our suppliers that they will definitely benefit in both short and long run. We hope to help customers get the best experience with products that are most suitable for everyone, while solving various social problems. We always work hard to create great values for our customers and offer our customers better products & services.

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!

Over the years, all employees of the company have consistently pursued the quality strategy and the spirit of excellence. We pay close attention to the development trends of Xgn15-12 Sf6 Gas Insulated Metal-Enclosed Electrical Switchgear for Medium Voltage for Midget Plant at home and abroad, and timely penetrate them into the management and development concepts to better serve our customers. We have a strong R&D capability and technical team to make our products occupy the leading position in the fierce market competition in the industry. With a rapid advancement and our buyers come from many countries in the world.