Gas-insulated medium-voltage switchgear 8DJH 12 - blue GIS

8DJH 12

Voltage up to

12 kV
  • Short-time withstand current up to 21 kA

  • Rated current up to 630 A

  • Ring-main-unit

Fiera Milano, Italy, Nov 30 - Dec 2

Siemens invites you to Enlit Europe

Enlit, formerly known as European Utility Week and POWERGEN Europe, opens its doors November 30. Leading energy experts will gather to discuss how to accelerate the energy transition. Siemens has put together an attractive program for you.


Join us!

Hall 12, booth D30

Product information

8DJH 12 - blue GIS

The 8DJH product family has been convincing customers for more than ten years worldwide. The 8DJH 12 extends this portfolio. It is a switchgear using Clean Air, an insulating gas exclusively consisting of natural elements of the ambient air. The new 8DJH 12 belongs to the “blue”-portfolio of Siemens AG. Every GIS of this portfolio is equipped with Clean Air and the proven Siemens vacuum technology, offering all advantages of a gas-insulated switchgear at the same time.

Features of blue GIS

Description of 8DJH 12

- Ring-main-unit up to 12 kV, 21 kA and 630 A

- Gas-insulated

- Hermetically enclosed
- Type-tested switchgear according to
   IEC 62271-1/-100/-102/-103/-200

Clean Air
    - F-gas-free
    - Global warming potential < 1
    - Highly stable
    - Non-toxic
    - Non-flammable
    - For every application temperature

Customer benefits

    - Familiar operating concept for switchgear
    - Environmental independence
    - Compact design
    - Maintenance-free design
    - Personal safety
    - Security of operation, reliability
    - Economy, ecology


8DJH 12 - blue GIS: Discover your benefits

blue GIS meets the expectations of the Siemens customers further on, for example, with respect to switchgear availability, maintenance-free design, personal safety, compactness, and environmental independence. Clean Air consists of the natural elements of the ambient air and is therefore free of F-gases, with a global warming potential <1, highly stable, non-toxic, non flammable, and suitable for every application temperature.


Further information

Follow the link to our 8DJH 12 brochure.