I assume this question refers to electrical installations in buildings.
In which case, the answer is no. The ring main is unique to the UK and to some countries that have adopted the British wiring regulations. Elsewhere, such as in North America and Europe, ring mains are unknown in domestic installations.
=Jupiter has one ring going all around it.=
What is a ring main?
all eyes on me in the center of the ring just like a circus all eyes on me in the center of the ring just like a circus
The Mab Ring.
None of the planets has a single ring, all of the gas giants have more than one.
Thames Water Ring Main was created in 1993.
they lived in two main houses called Wigwams and Longhouses.
Jupiter does not have a traditional ring system like Saturn. However, it does have a faint ring system consisting of four main components: the halo ring, main ring, Amalthea gossamer ring, and Thebe gossamer ring.
Pretty Much The Same Inside But Outside They Just Look Like Houses (You Get To Walk Around A Little Ring Of Houses
how, in simple terms, would you describe a ring main (Specifically medium voltage)
yesAnswer for UK SystemThe answer is yes, as all the outlets will be supplied from the same ring main.
Prefabricated power distribution substation Its basically a whole 11kv substation but in one unit. It contains a transformer, ring main unit, fuse board and circuit breakers etc. It still uses as much space as a normal substation that houses a separate transformer, ring main unit etc but is easier to transport and is probably cheaper.