We use advanced production technology and equipment, perfect product quality assurance system, and professional and rigorous technical personnel to provide strong guarantee for the quality of power switchgears, Insulated Ring Main Unit RMU, Oil immersed transformers. We strive to make excellent quality, meeting the needs of different users, and serving more companies and factories. Our company adheres to a modern enterprise management model, guarantees product processing accuracy while achieving mass production. Customer satisfaction is our priority! Customers can always rely on our professional product provided so as to better enhance the image of your company.

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 constantly function like a tangible group to ensure that we can give you the very best high-quality and also the very best cost for 33/0.4kv 2000kVA EU Style Complete Compact Transformer Substation. We honor ourselves as a company that comprises of a strong team of professionals who are innovative and well experienced in the international trading, business development and product advancement. Our products are sold to the Middle East, Southeast Asia, Africa, Europe, America and other regions, and are favorably appraised by clients.