The advanced technology and equipment and mature management mode we adopt can fully guarantee the high standard and high quality of our Complete switchgear, metal enclosed switchgear device, industrial electrical switchgear. We fulfill corporate responsibilities and implement sustainable development strategies, strive to provide customers with excellent solutions in order to build sustainable and stable customer relationships. Our company adheres to the development direction of science and technology, pays close attention to the development trend of international industry, introduces international advanced technology, equipment and management experience.

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 is committed to becoming a diversified, large-scale and international professional 33/0.4kv 2500kVA EU Style Complete Compact Transformer Substation supplier. We've got a really efficient group to deal with inquiries from prospects. We also meet new opportunities and challenges with the spirit of continuous progress.