Compact Gas Insulated RMU Switchgear

Compact Gas Insulated RMU Switchgear: Advanced Medium Voltage Solution

With an IP67 rating, Xuzhou Tuojie International Trade Co., Ltd.'s Compact Gas Insulated RMU Switchgear performs at a business level. For 12kV distribution networks, our fully sealed switchgear uses SF6 gas insulation, which cuts the installation size by up to 70% compared to other options. We make switchgear that is used in important ways in the business, industrial, and local sectors. Our innovations are backed by 18 patents and more than 120 sets of advanced production equipment. Our technical team, which includes 15 senior engineers and more than 30 junior experts, makes sure that every unit meets ISO9001 standards from production to installation by managing quality so that there are no defects.

What is Compact Gas Insulated RMU Switchgear?

As an insulator and arc-quencher, sulphur hexafluoride gas is used in this high-tech electricity distribution system.

Switching, security, and control functions are all built into a single, sealed box by this technology.

You get a solution that is fully sealed and doesn't need to be maintained. It is made for middle voltage uses, which are usually between 12kV and 36kV.

In contrast to standard air-insulated switchgear, this design completely removes the risks of dust and moisture getting in.

All live parts are fully protected by the stainless steel cage. Flashovers from the outside are no longer possible with this protected design.

The electricity performance of your system is better even in the toughest conditions.

This technology keeps power flowing to underground substations, sites along the coast, and industrial plants.

The ring supply design makes it easy to quickly find and fix problems while keeping power on to parts that aren't affected.

Key Advantages for Your Facility

Fully Insulated and Fully Sealed Design

Throughout its useful life, your equipment is kept safe from outside dust, water, and small animals.

The IP67 grade for security makes sure that it will work reliably in harsh situations where other switchgear fails.

Our complete safety pressure-relief ducts give you extra protection in case something bad happens.

You won't have to worry about how pollution in the environment could affect your important power transfer systems.

High Safety Standards

On the outside, there are no uncovered living parts, which effectively protects your staff.

The sealed gas chambers get rid of the electricity risks that come with open-air systems.

Our design meets safety standards around the world, so you can work without worrying during the day.

Your repair crew works near the switches without taking any extra steps to keep them safe.

Compact and Maintenance-Free Operation

The structure saves space, which means that your centre doesn't need to take up as much room.

SF6 gas's insulating qualities stay the same over its 25-year working life.

You get rid of planned maintenance trips, which greatly lowers running costs.

Because it is sealed, there is no need to clean the inside, repair parts, or worry about performance going down over time.

Technical Specifications

Application Scenarios

Urban Distribution Networks

Your city center substations face severe space constraints that this switchgear addresses perfectly.

Underground installations require equipment that withstands flooding, temperature variations, and continuous operation.

Commercial complexes and residential developments depend on 24/7 reliability without external maintenance access.

Municipal infrastructure projects benefit from our Compact Gas Insulated RMU Switchgear proven track record—including Xuzhou Rail Transit Network Control Center and Xuzhou High-speed Railway East Station.

Industrial Facilities

Petrochemical plants, steel mills, and mining operations demand equipment that survives aggressive environments.

You need switchgear that handles corrosive gases, extreme temperatures, dust, and constant vibration.

Manufacturing facilities require frequent switching operations without degradation in performance.

Our installations at XCMG Group factory and GCL Photovoltaic Industrial Park demonstrate reliability under demanding conditions.

Renewable Energy Integration

Wind farms and solar installations face outdoor marine environments with salt spray and temperature cycling.

Energy storage systems require grid synchronization capabilities with advanced communication protocols.

Your renewable projects need equipment that handles power quality variations seamlessly.

The modular design integrates easily with existing control systems through IEC 61850 communication support.

Why Choose Our Manufacturing Excellence?

Proven Technical Innovation

Our 18 patents demonstrate continuous advancement in switchgear technology.

You benefit from decades of research focused on reliability, safety, and compact design.

The technical team brings deep expertise to customize solutions for your specific requirements.

Advanced Production Capabilities

Over 120 sets of modern machinery ensure consistent quality in every unit we manufacture.

CNC automatic winding machines and microcomputer-controlled gradient curing furnaces optimize performance.

Factory pre-testing guarantees your switchgear arrives ready for immediate installation.

Comprehensive Quality Management

We implement strict monitoring across all production stages—from raw materials to final delivery.

Each unit undergoes rigorous inspection following ISO9001 quality management system standards.

The "zero defects" philosophy means you receive equipment that performs flawlessly from day one.

Our quality inspection laboratory validates every technical parameter before shipment.

Complete Project Support

We deliver one-stop power supply and distribution solutions tailored to your industry.

Our team assists with product procurement beyond switchgear, simplifying your supply chain.

Installation typically completes within 24-48 hours compared to weeks for conventional equipment.

You receive ongoing technical support throughout the equipment's operational life.

FAQ

Q1: What is the expected lifespan and maintenance requirements?

The design life is more than 25 years, and it doesn't need much care. Monitoring the gas pressure and checking the safety relays only needs to be done every two to five years. The internal parts stay protected and don't need to be maintained. Compared to air-insulated options, this cuts your lifetime costs by a large amount. Cleaning the outside is the only normal maintenance that needs to be done.

Q2: How does SF6 gas environmental impact compare to alternatives?

The sealed design stops pollution during normal use, which is a good way to protect the environment. For more eco-friendly choices, you can use different gases like g³ (3M Novec) or fluoronitrile mixes. These options work just as well but are less likely to cause global warming. Our detailed processes for handling gases make sure that they are safe for the environment throughout the whole span of the product.

Q3: Can the switchgear be retrofitted or expanded in existing installations?

Yes, the flexible design lets you add on without any problems because the connections are all the same. Bay-to-bay links work well with the equipment you already have in place. For retrofit uses, the site needs to be checked for room, cable access, and the ability to integrate the control system. Factory pre-testing makes sure that it works with tools from different makers. Your delivery network can grow as your needs change, giving you more freedom.

Q4: What are the specific requirements for transportation and installation?

Units arrive factory-sealed and fully pre-tested, requiring only electrical connections and control cable termination. Transportation monitoring includes gas pressure, ambient temperature limits, and proper orientation. Installation typically requires 24-48 hours with minimal civil works. Your site preparation is simpler compared to conventional switchgear that needs extensive foundations and cable trenches.

Q5: How is fault diagnosis performed without internal access?

Advanced monitoring systems provide real-time gas pressure, temperature, and electrical parameter tracking. Integrated protection relays offer comprehensive fault analysis with event logging. Communication with SCADA systems through standard protocols enables remote diagnostics. Non-intrusive testing methods including thermal imaging and acoustic analysis support condition assessment. You maintain complete visibility into equipment health without disturbing the sealed gas system.

Global Standards and Certifications

Our products meet international quality and safety requirements that your projects demand.

All switchgear holds ISO 9001, ISO 14001, and OHSAS 45001 certifications.

National CCC Mandatory Certification covers our complete switchgear product line.

Compliance with IEC standards ensures global acceptance and regulatory approval.

Contact Us

Ready to upgrade your power distribution with Compact Gas Insulated RMU Switchgear? Email us at tuojie@electricinchina.com for customized solutions tailored to your project requirements.