Our company has introduced foreign technology and focused on producing high-voltage switchgear and control equipment, Compact Solid Insulated Ring Main Unit, Prefabricated Compact Substation with high quality and diverse styles after strict testing, and it can be customized according to customer needs. They take technology as the core and product innovation as the guidance, and firmly grasp the trend of market development. We always concertrating on developing new creative product to meet request from our clients all over the world. We always adhere to the corporate purpose of serving the society, integrity management, and quality assurance. Our company has been operating for many years, always adhere to serving customers and create benefits and high-quality products for customers.

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 company adheres to relying on technological progress, adopting advanced technology and introducing advanced equipment, and is committed to the development of 252kv Sf6 Gas Insulated Switchgear Gis Substation. We warmly welcome customers from all over the world to cooperate with our company for common development. We insist on the principle of 'Credit being primary, Customers being the king and Quality being the best', we are looking forward to the mutual cooperation with all friends at home and abroad and we will create a bright future of business.