One of the reasons we produce high-quality Copper Oil Immersed Transformer, gas insulated switchgear for substations, gas-insulated switchgear is our quality inspection system, which is the best of its kind. Guaranteeing quality and striving for credibility are the watchwords of every employee in our company. Under the philosophy of the quest for survival through quality, and the search for development through honor, we pursue leading-edge technology and do our best to provide satisfying products and high quality services to new and old customers. While in the past few years, our organization absorbed and digested innovative technologies both equally at home and abroad.

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!

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We take customer needs as the core, through continuous organizational changes and management improvements, to provide customers with satisfactory EU Style 1000kVA Outdoor Prefabricated Substation and services. With a wide range, good quality, reasonable prices and stylish designs, Our products are widely recognized and trusted by users and can meet continuously changing economic and social needs. Actually need to any of those objects be of interest to you, make sure you allow us to know.