Answer / sunil guru

RMU -- ring main unit
this system is basically for distribution purpose
and in this the feeders are connected in a circuit which is
of ring type.
the main benefit is for future expansion extra feeders can
be added.
and the maintenance can be done easily without any
disturbance

Answer / piyush adroja

ring main unit is a one type of switch and which use in sub
station for output power and utilized for more output
connection

Answer / subbu

RMU is a ring main unit which is used as a distribution
systems called ring main distributors where the
connectivity of grid is in the form of ring.

Answer / romeo

The use of RMU is to assure the alternative power supply in
case one of the feeder was lost. It is because in RMU
configuration there can be a choice of power supply either
from the counterclockwise or clockwise power supply with
respect to the load.

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