Stock code873880
GIS SF6 Gas Insulated Fully Insulated Ring Main Unit Switchgear

The BS6-12 series SF6 fully insulated ring main unit is applicable to the power distribution device with three-phase AC 50Hz and rated voltage of 12kV.

The BS6-12 series fully insulated ring main unit adopts SF6 gas as the breaking and insulation medium, and the gas insulation unit is not affected by the environment.

The BS6-12 series fully insulated ring main unit has two structural forms: common box structure and expandable structure, which can be used for all secondary power distribution.

Product Features
  1. Standardized design.

  2. Modular structure.

  3. The product can be completely recycled.

  4. Applicable to the connection of various forms of cables.

  5. The product has passed the 25kA/1s internal arcing test, with high use safety.

  6. The cable connection chamber has large space, and the cable plug is horizontally arranged for convenient phase change.

  7. The protection level of the primary live part can reach IP67 and can operate under water 3m.

  8. The transformer outlet can be equipped with a vacuum circuit breaker, which is suitable for the protection of large-capacity transformers.

  9. Using a densitometer or density relay with temperature compensation is more accurate and intuitive.

  10. It has a clear and friendly operation interface, and the live operation sequence and switch interlock are complete and reliable.

  11. The gas box is made of corrosion-resistant stainless steel plate (chromium-nickel steel plate) with a service life of at least 30 years.

  12. It has a perfect load switch fuse unit, and both sides of the high-voltage fuse are grounded to ensure operation safety and convenient fuse replacement.

  13. Intelligent automation scheme, configuring DTU, can quickly realize the requirements of fault rapid isolation and rapid power restoration in non-fault sections in single-power, double-power or multi-power supply systems.

Conditions of Use
Application Cases