We are willing to provide medium and high voltage switchgear, 11KV Ring Main Unit, Ring Main Unit RMU for customers with high quality, appropriate price and good after-sales service. We always follow that quality is foundation while service is guarantee to meet all customers. We will try our best to make the products meet the requirements of all users.

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 raw materials are carefully selected in line with the supremacy of the customers, and wholeheartedly provide customers with quality EU Style Outdoor Prefabricated Substation 1000kVA. We share our achievements with customers and continue to innovate technology, so that customers around the world can enjoy the perfect experience brought by our products. Through continuous improvement and innovation, the product quality is constantly improved. We sincerely look forward to cooperating with you with 'excellent quality, reasonable price, fast delivery time and perfect service'!