We has become a leader in the industry of AC Metal Enclosed Switch Cabinet, High Voltage Switchgear, circuit breakers. Based on the business philosophy of innovation and pragmatism, we rely on technological progress to continuously upgrade our products to meet customer requirements. As an expert specialized in this field, we are committed to solving any problem for users. We are a leading company in China and possess internationally advanced production technology and testing equipment.

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 firm sticks on the theory of 'Quality will be the life in the enterprise, and status could be the soul of it' for Outdoor Insulation Metal-Clad Switchgear Gas Insulated. Our company adhere to the business philosophy of 'integrity and pragmatic, winning by quality' to continuously improve quality management system to a higher goal for ourselves. Looking to the future, customer requirements and satisfaction will always be our most concerned issues, and will eventually help us develop more updated products in the next few years.