P S Control and Switchgear is a trusted RMU Panel Manufacturers in Bangladesh, Suppliers and Exporters in Bangladesh. Since 2005, we have been developing electrical panels with attention to system requirements, safety, equipment compatibility and site conditions. We are ISO 9001:2015 certified and provide reliable electrical distribution solutions for industrial, commercial and infrastructure applications.
We focus on practical panel engineering that supports dependable power distribution, equipment protection and convenient operation. Our Ring Main Unit solutions are designed for safe and controlled medium-voltage power distribution. Depending on the application, the configuration can include load break switches, circuit breakers, protection devices, busbars and other electrical components.
What is the Purpose of RMU Panel?
Being a leading RMU Panel Manufacturers in Bangladesh, We have mention the purpose such as below:
A properly selected RMU panel can help industries and infrastructure projects:
Provide controlled medium-voltage power distribution
Isolate sections of the electrical network when required
Protect transformers and connected equipment
Support reliable power supply through ring distribution
Reduce interruption impact during network maintenance
Provide safe switching and operational control
How Does RMU Panel Work?
As leading RMU Panel Manufacturers in Bangladesh, We have mentioned the working process of Ring main unit such as below:
Incoming Power Supply- Electrical power enters the RMU through an incoming feeder. Suitable switching and protection equipment controls the incoming supply according to the system configuration.
Power Distribution- The internal busbar and switching arrangement distribute electrical power to the required outgoing feeder or connected transformer.
Switching and Isolation- Load break switches or circuit breakers allow the required electrical section to be switched or isolated during operation and maintenance.
Fault Protection- Protection devices detect abnormal electrical conditions and can initiate the required switching action to protect connected equipment and the distribution network.
Transformer or Load Connection- The outgoing feeder can supply a transformer, industrial load, commercial building or other medium-voltage distribution equipment according to the electrical system design.
Types of RMU Panels We Provide
As experienced RMU Panel Manufacturers in Bangladesh, we provide different RMU configurations according to voltage level, network arrangement, protection requirements and installation conditions.
Indoor RMU Panel- An Indoor RMU Panel is designed for installation inside electrical rooms, substations and other protected environments. Its enclosure and configuration can be selected according to indoor installation conditions.
RMU Panel with VCB- An RMU Panel with VCB combines Ring Main Unit functionality with a Vacuum Circuit Breaker and associated protection system. It can provide controlled switching and protection for transformer and distribution applications.
RMU Panel for Electrical Distribution- An RMU Panel for Electrical Distribution helps control and distribute medium-voltage power between incoming feeders, outgoing feeders and connected loads. It is suitable for distribution networks requiring compact and organized switchgear.
RMU Panel for Manufacturing Plants- An RMU Panel for Manufacturing Plants can be used to distribute medium-voltage power to transformers and major electrical loads. The configuration can be developed according to plant load, feeder arrangement and protection requirements.
RMU Panel for Transformers- An RMU Panel for Transformers provides controlled switching and protection for transformer connections. It can be configured with suitable protection equipment based on transformer capacity and system requirements.
RMU Panel for Commercial Buildings-
An RMU Panel for Commercial Buildings can support medium-voltage power distribution for offices, malls, hotels, hospitals and other commercial facilities. Its compact construction is suitable for installations where electrical room space is limited.
RMU Panel for Residential Complexes- An RMU Panel for Residential Complexes can be used for medium-voltage distribution and transformer feeder applications. It supports organized power distribution for apartments, housing projects and residential infrastructure.
Ring Main Unit- Ring Main Unit is a compact medium-voltage switchgear system used for controlled electrical distribution and network isolation. It is suitable for industrial, commercial and infrastructure power distribution.
11KV RMU Panel- An 11KV RMU Panel is designed for medium-voltage distribution systems operating at an 11 kV class voltage level. It can be configured with suitable switching, protection and transformer-feeder arrangements.
VCB RMU Panel- VCB RMU Panel incorporates a Vacuum Circuit Breaker for circuit protection and controlled switching. It can be used where higher protection and fault-interruption requirements are applicable.
Technical Specification of RMU Panel
Specification
Typical / Available Range
Panel Type
Ring Main Unit
Rated Voltage
11 kV
System Frequency
50 Hz
Rated Current
200–630 A
Number of Ways
2–4 Way
Short-Time Withstand Current
Up to 25 kA
Circuit Breaker
VCB / As per Requirement
Insulation Medium
Air / SF6 / Solid Insulation, as applicable
Protection
Overcurrent / Earth Fault / As Required
Operating Mechanism
Manual / Motorized
Installation
Indoor / Outdoor, as applicable
Control Voltage
24 V / 110 V / 230 V AC/DC
Enclosure
Metal Enclosed
Protection Class
As per Application Requirement
Busbar
Copper / Aluminium
Metering
As Required
Relay
Numerical Protection Relay
Earthing
Suitable Earthing Arrangement
Customization
Available
Key Benefits of RMU Panel
As RMU Panel Suppliers in Bangladesh, P S Control and Switchgear focus on safe, compact and application-oriented medium-voltage distribution solutions.
Compact Construction- RMU panels provide a compact arrangement of switching and protection components, making them suitable for installations where electrical space is limited.
Reliable Switching- Suitable switching devices allow operators to control and isolate electrical feeders according to system and maintenance requirements.
VCB-Based Protection- Where required, an RMU Panel with VCB can provide controlled circuit interruption and protection against specified electrical faults.
Transformer Protection- The RMU configuration can include suitable protection equipment to help safeguard transformers and connected distribution systems.
Safe Operation- Interlocking and suitable protection arrangements can help reduce the risk of incorrect switching operations and improve operational safety.
In Which Industries Our Ring Main Unit is Applicable
As RMU Panel Exporters in Bangladesh, our solutions can be considered for a wide range of medium-voltage electrical distribution applications.
Electrical Distribution Networks- An RMU Panel for Electrical Distribution can be used to control incoming and outgoing feeders and support reliable distribution of medium-voltage power.
Manufacturing Plants- An RMU Panel for Manufacturing Plants can distribute power to transformers and major plant loads while supporting controlled switching and protection.
Transformer Substations- An RMU Panel for Transformers can be installed with transformer feeders to provide switching, isolation and suitable protection arrangements.
Commercial Buildings- An RMU Panel for Commercial Buildings can support medium-voltage electrical distribution in offices, malls, hotels, hospitals and other commercial facilities.
Residential Complexes- An RMU Panel for Residential Complexes can be used for transformer and distribution applications in apartment projects and residential developments.
What is the Cost of RMU Panel?
The Cost of RMU Panel depends on the panel configuration, voltage rating, current rating, switching technology, protection system and application requirements rather than one fixed price.
Important factors include:
Rated voltage
Rated current
Number of ways
VCB requirement
Fault level
Protection relay
Transformer capacity
Metering requirements
Indoor or outdoor construction
Manual or motorized operation
Component brand
Customization requirements
Why Choose P S Control and Switchgear?
Experience Since 2005- With experience in electrical control and switchgear solutions, we understand the practical requirements of industrial and infrastructure applications.
Application-Based Engineering- We develop RMU panels according to voltage level, transformer capacity, load requirements, protection needs and installation conditions.
Customized RMU Solutions- From 11KV RMU Panel configurations to VCB RMU Panel solutions, our panels can be developed according to specific project requirements.
ISO 9001:2015 Certified- Our quality-focused manufacturing approach supports consistent electrical panel construction and controlled production practices.
P S Control and Switchgear is well-known RMU Panel Manufacturers in Bangladesh, Suppliersand Exporters in Bangladesh. Our Ring Main Unit panels can be configured with suitable switching and protection arrangements, including RMU Panel with VCB options for applications requiring vacuum circuit breaker protection. Choose us for professionally engineered 11KV RMU Panel solutions designed around your electrical distribution, transformer and project requirements. We providing practical medium-voltage electrical distribution solutions for industrial, commercial and infrastructure applications. Contact us today for reliable RMU panel solutions tailored to your application.
FAQs
RMU stands for Ring Main Unit.
It is a compact medium-voltage switchgear assembly used for electrical distribution.
It provides switching, isolation and protection functions.
RMUs are commonly used with transformers and medium-voltage distribution networks.
Incoming medium-voltage power enters the RMU through an incoming feeder.
Switching devices control the incoming and outgoing circuits.
Power is distributed through the internal busbar arrangement.
Protection equipment responds to specified electrical faults.
The outgoing feeder can supply a transformer or other electrical load.
An RMU is a compact switchgear arrangement generally used for medium-voltage distribution and feeder isolation.
A VCB panel specifically uses a Vacuum Circuit Breaker for switching and circuit protection.
An RMU can also be configured with a VCB.
The appropriate arrangement depends on the network, protection and switching requirements.
Check the required system voltage and current rating.
Consider the short-circuit or fault level of the installation.
Determine the number of incoming and outgoing feeders.
Consider transformer capacity and connected load.
Select suitable switching and protection equipment.
Consider indoor or outdoor installation conditions and required automation.
Periodic inspection of switching mechanisms and connections is recommended.
Protection relays and electrical interlocks should be checked according to the maintenance schedule.
Insulation and cable termination conditions should be inspected.
Earthing connections should be verified.
The maintenance frequency should follow the RMU manufacturer's recommendations and site operating conditions.
RMU panel cost varies according to voltage, current and fault-level requirements.
The number of ways and type of switching equipment affect the price.
VCB, protection relays, metering and automation can increase the overall configuration cost.
Enclosure type, component selection and customization also influence the final price.
A project-specific quotation is recommended for accurate costing.