With the tenet of 'customer satisfaction', our company has provided Electrical Power Transformers, Single Phase Distribution Transformer, Metal-enclosed Switchgear Cabinet for many industries in many years of operation. Our products have been widely used in different fields of various industries. In the competitive market, we will continue to innovate to meet the needs of each customer. Quality oriented is the tenet of our development, we are responsible for every customer, for each order, regardless of the quantity, we will strictly in accordance with customer requirements on time delivery. Our company is an enterprise full of vitality, aggressiveness and broad development space.

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!

We are a professional manufacturer for Wall- Mounted Cabinet Type Indoor Gas Insulation Metal-Clad Switchgear, with a complete and scientific quality management system. Our business policy is guided by technology, based on integrity and product quality, guaranteed by service, pursuing excellence to build a brand. Our company attaches importance to the development of emerging markets and the core competitive value of overseas industrial chain so that increasing investment and business layout in domestic and foreign markets, and conducting better resource allocation.