We continue to learn advanced technology at home and abroad to open up and develop new markets. We have established a good business reputation and brand image in the Three Phase Package Substation, 10kv Switchgear-Cabinet Metal Enclosure, Gas Insulated Switchgear Panel industry, making us a competitive enterprise. Abiding by the principle of 'Credit first and customer supremacy', we sincerely welcome clients from home and abroad to cooperate with us and advance together to create a brilliant future. We realize that if a business is to gain a competitive advantage and achieve long-term development in today's environment, we need be consumer-centric and use it as a starting point for its operations. We continue to actively explore to make the system and management of the company more perfect, and set up a strict and effective production, sales, service and research and development system. We have a lot of customers in many countries.

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 supply Sdc22-40.5 High Voltage All Insulated Compact Switchgear to trading companies or domestic market in the past years, and established our reputation with good quality and reasonable price. Newly introduced manufacturing equipment, a strong R&D team, a brand-new scientific management system and a professional after-sales service team have enhanced the influence of our company. We promise to try our best to deliver you with high quality and efficient services.