Ring Main Unit (RMU) As An Important Part of Secondary Distribution Substations | PDF | Electrical Substation | Switch
MV GIS ring main units and compact switchgear SafeRing Air / SafePlus Air - Gas insulated switchgear (Switchgear) | ABB
Outdoor ring main units for secondary distribution application - Gas insulated switchgear (Switchgear) | ABB
![Enel to Provide Reliable and Sustainable Electricity across its Networks with world's first 24kV SF6-free GIS Ring Main Units | ABB Enel to Provide Reliable and Sustainable Electricity across its Networks with world's first 24kV SF6-free GIS Ring Main Units | ABB](https://resources.news.e.abb.com/images/2022/5/24/1/ENEL_ABB_RMU_final.jpg)