We have always paid attention to the quality of our metal-clad switchgear, 12kv RMU, power transformer and distribution transformer and the construction of quality management system. We create a unique brand concept and style with reliable quality, unique design, and high-quality service around the world. Creating a harmonious atmosphere is the need to enhance the centripetal force, cohesion and competitiveness of the enterprise staff. No matter how the times develop, we will be meticulous in the pursuit of product quality.

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!

With strong production and manufacturing capabilities, our company has grown into a three-dimensional enterprise focusing on the research and development, production and sales of 1000kVA 33/0.4kv Customized Outdoor Compact Substation. We warmly welcome clients from all around the world for almost any sort of cooperation with us to build a mutual advantage potential. We insist on using the rule of law to promote development, solve problems, make decisions and operate in accordance with the law.