What is the purpose of a ring main unit RMU?

Ring Main Unit (RMU) Definition RMU (Ring Main Unit) cabinet or medium voltage cabinet is integrated electrical equipment to connect, measure, and integrate fixed type breaker with transformer protection function. RMU cabinets are small in size, highly reliable, safe, easy to maintain, easy to replace, and expand.

What is the metered ring main unit?

The TIEPCO’s Metered Ring Main Unit – a Medium Voltage Switchgear made specifically to Saudi Electricity Company’s specifications 32-SDMS-02, 32-SDMS-05 & 32-SDMS-06 – conforms to the latest IEC 602271-200 standard, and is designed and manufactured utilizing the in house expertise and state of the art technology for …

What is the difference between switchgear and ring main unit?

Ring main unit is a compact, sealed and enclosed type of switchgear. These are utilized for medium voltage power distribution. Complete switchgear simply means, assembly of needed switching devices. It also includes a protection device and a metering device.

What is Olu electrical?

RMU= Ring Main Unit OLU = Oil Link Unit HFU= High Fuse Unit.

What is ring main unit (RMU)?

Ring Main Unit,RMU is a compact, enclosed and sealed type of Switchgear used for medium voltage power distribution. It is a complete Switchgear in itself. A complete Switchgear means, assembly of required switching devices, protection device as well as metering device.

What is ringring main unit?

Ring main unit is a compact, sealed and enclosed type of switchgear. These are utilized for medium voltage power distribution. It’s complete switchgear in itself. Complete switchgear simply means, assembly of needed switching devices.

What does RMU stand for?

Ring main unit. In an electrical power distribution system, a ring main unit ( RMU) is a factory assembled, metal enclosed set of switchgear used at the load connection points of a ring-type distribution network.

What are the different types of RMU available?

RMU of different voltage (mostly 12 kV and 24 kV) and current ratings are available. Indoor as well as outdoor types of Ring Main Units are available. Ring Main Unit comprises of one incomer feeder and one or more outgoing feeder.