We hope to bring more cost-effective electric switchgear, Low-voltage power distribution cabinet, medium voltage vacuum circuit breaker and provide more thoughtful services to the global market. We always take every job seriously, pursuing everything to satisfy customers, and never sensationalize or deceive. We share wisdom, actively promote the world's rapid changes, and strive to achieve a brighter future. After years of continuous innovation and efforts, our factory has achieved rapid development.

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 adhere to the service concept of 'all customer-centric, provide customers with value-for-money services, and make customers our friends forever', constantly optimize the after-sales service system to improve product quality, continue to improve customer experience, and create 'zero defect' Metal-Clad Switchgear Gas Indoor Insulation. We believe that employees are the company's basic resources and fundamental assets, and the company is a platform for employees to pursue wealth and career. On the new journey, we lead the way forward, adhering to the glorious mission of sincerely serving the industry, promoting the spirit of enterprise, and being brave to pioneer.