Our product sales network covers many countries and regions around the world, enjoys high evaluation and popularity at home and abroad, and has become one of the best suppliers of 33kv switchgear, GCS drawer cabinet, Electric Transformer. Since the establishment, our company has insisted on people-oriented and technology-based development, continuous innovation and improvement. Our company regards 'reasonable prices, high quality, efficient production time and good after-sales service' as our tenet.

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 have recruited a large number of scientific and technological talents and management talents to improve the quality our EU Style Complete Compact Transformer Substation and the management level of our company. Our company actively promotes the international development strategy and has established close cooperation with many international online and offline businesses. We are sincerely on the lookout ahead to cooperate with buyers everywhere in the entire world.