Product details

HBXGN-12/T630-20 environmentally friendly air insulated AC metal enclosed switchgear is an environmentally friendly switchgear developed by our company based on the development trend of the power industry and years of experience in on-site service and design construction of distribution networks. It is designed to provide environmentally friendly products for China's distribution networks and is developed on the basis of digesting and absorbing domestic and foreign technologies and design concepts. This product has the advantages of reasonable design, reliable power supply, compact structure, easy installation, flexible operation, small size, and high cost-effectiveness. It is suitable for three-phase AC 50Hz rated voltage 12kV distribution systems; Especially suitable for receiving and distributing electrical energy in small secondary distribution stations, switch stations, industrial and mining enterprises, urban residential areas, airports, railways, tunnels, high-rise buildings and other power systems.

HBXGN-12 air (environmentally friendly gas) insulated ring main unit is suitable for places such as distribution stations and box type switching stations in load centers of smart grids, urban power distribution, buildings, industrial enterprises, etc;

Technical features: Adhering to the design concept of green and environmental protection in terms of concepts and ideas;

Market prospects: The lack or shortage of SF6 switchgear is the future technological development trend;

HBXGN-12 air (environmentally friendly gas) insulated ring main unit model meaning

HBXGN-12 air (environmentally friendly gas) insulated ring main unit

Normal operating conditions for HBXGN-12 air (environmentally friendly gas) insulated ring main unit:

◆ Surrounding air temperature: upper limit+40 ℃; Lower limit -40 ℃;

◆ Humidity: The daily average relative humidity should not exceed 95%, and the monthly average should not exceed 90%;

Water vapor pressure: daily average not exceeding 2.2kPa, monthly average not exceeding 1.8kPa; Altitude not exceeding 3000m;

The surrounding air is not significantly polluted by dust, smoke, corrosive and flammable gases, vapors or salt spray;

The amplitude of electromagnetic interference induced in the secondary system shall not exceed 1.6kV;

HBXGN-12 air (environmentally friendly gas) insulated ring main unit according to the standard:

1. GB 1984 High Voltage AC Circuit Breakers;

2. GB1985 High voltage AC isolating switches and grounding switches;

3. GB3804 3.6kV-40.5kV High Voltage AC Load Switch;

4. GB 3906 3.6 kV-40.5kV AC metal enclosed switchgear and control equipment;

5. GB4208 Degrees of Protection Provided by Enclosures (IP Code);

6. GB/T11022 Common Technical Requirements for High Voltage Switchgear and Control Equipment Standards;

7. GB/T169271 High Voltage Test Techniques Part 1- General Definitions and Test Requirements;

8. DL/T403 12kV-40.5kV High Voltage Vacuum Circuit Breaker Ordering Technical Conditions;

9. DL/T404 3.6kV-40.5kV AC metal enclosed switchgear and control equipment;

10. DL/T486 High voltage AC isolating switch and connecting switch;

11. DL/T593 Common Technical Requirements for High Voltage Switchgear and Control Equipment Standards;

12. JB/T 8144.2 Basic Technical Requirements for Cable Terminations of Power Cable Accessories with Rated Voltage of 26/35kV and Below;

13. JB/T 8144.1 General Principles for Basic Technical Requirements of Power Cable Accessories with Rated Voltage of 26/35kV and Below.