Our Pole-mounted Transformer, Indoor medium voltage dry type transformer, electric control panel board is based on customer needs and are highly valued by both domestic and international customers with unique advantages. We have always adhered to integrity, excellence and long-term planning. Our company has an excellent management team and excellent marketing team. They have formed a smooth marketing channel with their honest service attitude and advanced business philosophy. Through long-term tracking and research on new technologies and new customer needs in the industry, we have developed technology research and development directions that are close to the needs of customers. We have strict quality control procedures for each process.

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!

Our company insists on continuous reform and innovation in product development, business management and service in order to pursue new breakthroughs. We always put the interests and needs of customers in the first place, carefully and attentively to provide our users with 24kv Sf6 Insulated Switchgear of superior cost performance. Our company has gradually expanded product sales and services to many regions of the world, and our comprehensive strength is increasing day by day. We adhere to the development strategy of taking a professional road and concentrate all resources to enhance the core capabilities of our company.