Siemens to co-develop world’s first 170kV SF6-free GIS

Siemens and Iljin Electric, a Korean manufacturer of electrical systems and gas-insulated switchgear (GIS), have signed an agreement to develop an SF6-free GIS for the 170kV voltage level. The technology has already been developed by Siemens for applications Read more

Siemens SF6-free

Siemens launches SF6-free MV switchgear

Siemens has introduced a medium-voltage switchgear, the 8DAB 12, that does not require sulphur hexafluoride (SF6) as the insulating gas. The system uses clean air consisting only of the natural constituents of ambient air as the insulating gas. Read more