We have been engaged in the Substation, Low Voltage Cabinet Switchgear, Transformer Substation industry for a long time, and has accumulated a lot of service experience. Advanced workmanship, excellent management and spirit of innovating make us always stand at the front of industry. Our products are widely used in many fields. We believe that our efforts will certainly meet your requirements, sincerely hope that the majority of users come to negotiate and cooperate. Our company's production line has been further expanded in recent years. We have a wide range of products, sincerely welcome your patronage and cooperation.

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!

These principles today much more than ever form the basis of our success as an internationally active mid-size business for Yb Series Customized Outdoor Compact Substation. Our company highlights world-class technology, talents and brands. At present, we throw a sound quality assurance system to regulate the production of high quality for all products.