I. Overview
The JHHWX-12-630-25 series Environmentally friendly gas insulated metal enclosed switchgear is a distribution switchgear that uses a vacuum arc extinguishing chamber for arc extinguishing, with environmentally friendly gas as the main insulation medium, a small amount of solid insulation support, and no encapsulation in the main circuit. During normal operation, it operates at zero gauge pressure or slightly positive pressure (the air pressure in the gas box is ≤ 0.02MPa), and its relative to ground and phase to phase insulation capabilities meet the requirements of air insulation under zero gauge pressure.
Environmentally friendly gas insulated metal enclosed switchgear is a commonly used three-phase AC intelligent environmentally friendly gas insulated cabinet, and is widely used in various complete sets of switchgear. With the concentration of population in the domestic power market, it must be matched, and the demand for environmentally friendly gas insulated switchgear will also increase with the development of the market; The market potential still needs to be developed. At the same time, due to the integration of multiple functions such as data collection and control, data processing and storage, online monitoring of switchgear, and advanced analysis, the product intelligently monitors and manages the distribution network online, ensuring that it operates in a safe, reliable, high-quality, and efficient optimal state. It realizes remote monitoring, control, and management of the power system distribution network, meeting the needs of power grid optimization, electricity safety, energy management, and energy conservation and consumption reduction; The system can be widely applied in intelligent power distribution fields such as transportation, factories, hospitals, schools, buildings, residential communities, and commercial office buildings.
II. Operating Environment
-- Ambient Temperature
Maximum Temperature: +40°C, Minimum Temperature: -25°C, 24-hour Average Temperature: ≤35°C
-- Ambient Humidity
Maximum Average Relative Humidity: 24-hour average value ≤ 95%, Monthly average value: ≤ 90%
Altitude: ≤ 1500 meters (for standard type, under standard inflation pressure), > 1500 meters requires special instructions for special conditions:
III. Implementation Standard
--GB 3906-2006 3.6kV~40.5kV AC enclosed metal switchgear and control equipment
--GB1984-2014 High voltage AC circuit breakers GB1985-2015 High voltage AC isolating switches and grounding switches
--GB/T11022-2011 Common Technical Requirements for High Voltage Switchgear and Control Equipment Standards
--GB 3804-20043.6kV~40.5kV High Voltage AC Load Switches
--GB16926-2009 AC High Voltage Load Switch Fuse Combination Apparatus
--GB311.1-2012 Insulation Coordination for High Voltage Transmission and Transformation Equipment
--IEC298 AC metal enclosed switchgear and control equipment with rated voltage above 1kV to 72.5kV (inclusive)
| Model | Size |
| JHHWX-12 | 130*90*200cm |
Environmentally friendly gas insulated metal enclosed switchgear for Reliable Medium Voltage Power Distribution
At Jihui Electric Group Co., Ltd., we focus on providing reliable medium and low voltage power transmission and distribution solutions for customers around the world. With professional experience in electrical equipment research, development, manufacturing, sales, and service, we provide products including ring main units, Cable accessories, Cable distribution boxes, Prefabricated Substations, transformers, SF6 load switches, and Vacuum circuit breakers.
s power systems continue to develop, customers are looking for electrical equipment that is not only safe and reliable but also more environmentally responsible. Based on this demand, we developed our environmentally friendly gas insulated metal enclosed switchgear to provide a modern solution for medium voltage power distribution networks.
Our environmentally friendly gas insulated metal enclosed switchgear combines compact structure, excellent insulation performance, strong protection capability, and energy-saving design concepts. It is suitable for power utilities, renewable energy projects, industrial facilities, commercial buildings, transportation systems, and other applications where stable electricity supply is important.
From product design to final delivery, we focus on practical performance. We understand that customers do not only need equipment that works in a laboratory environment. They need products that can operate safely for years under real working conditions.
Environmentally friendly gas insulated metal enclosed switchgear is a type of medium voltage switchgear designed for electrical distribution and protection systems. It uses gas insulation technology and a fully enclosed metal structure to provide safe operation, reliable insulation, and compact installation.
In simple words, this equipment works as a control center in a medium voltage power system. It receives electrical energy, distributes power to different circuits, and protects the network when abnormal conditions happen.
Traditional electrical equipment often requires large installation spaces and more complicated maintenance work. Modern gas insulated metal enclosed switchgear solves many of these challenges through a compact design and integrated structure.
The metal enclosure protects internal electrical components from external environmental influences such as dust, moisture, and accidental contact. At the same time, the insulation system helps maintain stable electrical performance.
For customers searching for Eco Friendly Gas Insulated Switchgear, Medium Voltage GIS Switchgear Equipment, or sustainable power distribution switchgear, our product provides a practical choice for modern electrical networks.
The power industry is changing quickly. Renewable energy, smart grids, urban development, and industrial automation are creating new requirements for electrical equipment.
Customers today need equipment that can provide three important values:
Reliable electrical performance
Lower environmental impact
Long service life with reduced maintenance
Based on these requirements, we designed our environmentally friendly gas insulated metal enclosed switchgear with a focus on safety, efficiency, and sustainable operation.
A modern switchgear system should not only protect electrical equipment but also support future power development. Our goal is to help customers build safer and cleaner medium voltage distribution systems.
The working principle of our gas insulated metal enclosed switchgear is based on using insulation technology and switching components to control medium voltage electrical circuits.
When electricity enters the switchgear, internal conductors and switching devices control the flow of electrical energy. The insulation medium around the electrical parts helps prevent unwanted discharge and improves operating safety.
When maintenance is required or a fault occurs, the switching mechanism can disconnect the related circuit. This helps protect transformers, cables, motors, and other important electrical equipment.
The metal enclosure provides additional protection by separating internal components from external conditions. This design improves reliability, especially in environments where dust, humidity, or limited installation space may create challenges.
Compared with traditional open electrical systems, the enclosed structure provides better safety for operators and improves the stability of the complete power distribution system.
One major advantage of gas insulated switchgear is its compact size. In many modern cities and industrial areas, installation space is limited. Customers need equipment that provides strong performance without occupying unnecessary space.
Our environmentally friendly gas insulated metal enclosed switchgear integrates multiple functions into a compact cabinet design. This makes installation easier in substations, factories, commercial buildings, and renewable energy facilities.
Insulation performance directly affects the safety of medium voltage equipment. Our switchgear uses optimized insulation design to maintain stable operation under different working conditions.
Reliable insulation reduces the risk of electrical faults and helps extend the service life of the equipment.
The metal enclosed structure provides effective protection for internal electrical components. It helps reduce the influence of external factors and improves equipment durability.
For industrial customers, this means more stable operation and fewer unexpected interruptions.
Environmental protection is becoming increasingly important in the electrical industry. Our product design focuses on reducing environmental impact while maintaining excellent electrical performance.
The environmentally friendly gas insulated metal enclosed switchgear supports cleaner power distribution development and meets the growing demand for sustainable electrical solutions.
Different projects have different requirements. Some customers need equipment for renewable energy systems, while others require solutions for factories, buildings, or utility networks.
We provide flexible configurations according to voltage level, installation conditions, and project requirements.
When selecting medium voltage switchgear, customers usually consider reliability, safety, maintenance requirements, and operating costs. Our product is designed to provide balanced performance in these areas.
| Technical Item | Typical Performance | Customer Benefit |
|---|---|---|
| Rated Voltage Range | Medium voltage applications up to 35kV according to configuration | Suitable for various power distribution projects |
| Structure Type | Metal enclosed cabinet design | Improved safety and equipment protection |
| Insulation Method | Gas insulated technology | Stable electrical performance and compact design |
| Application Areas | Utility, industry, renewable energy, infrastructure | One solution for multiple industries |
| Customization | Available according to project requirements | Better matching with customer systems |
Source: Technical information is based on Jihui Electric product design specifications and medium voltage switchgear engineering practices.
Before choosing electrical equipment, customers usually compare installation requirements, protection ability, and long-term operating performance. The following table provides a general comparison.
| Comparison Item | Environmentally Friendly Gas Insulated Metal Enclosed Switchgear | Traditional Switchgear |
|---|---|---|
| Installation Space | Compact structure with smaller footprint | Usually requires more installation space |
| Environmental Protection | Designed with cleaner operation concepts | Depends on specific equipment design |
| External Protection | Metal enclosed structure provides strong protection | Protection level varies by product type |
| Maintenance Demand | Designed for easier maintenance management | May require more inspection work |
| Application Flexibility | Suitable for modern smart grid and energy projects | Depends on installation conditions |
Source: Comparison is based on common medium voltage switchgear application characteristics and industry engineering experience.
Electricity supports almost every part of modern society. Factories, transportation systems, hospitals, commercial buildings, and renewable energy facilities all depend on stable power supply.
A failure in the power distribution system may cause production delays, equipment damage, and unnecessary costs. Therefore, selecting reliable switchgear is a key decision for every electrical project.
At Jihui Electric, we focus on creating products that solve real customer problems. Our environmentally friendly gas insulated metal enclosed switchgear is designed to provide stable operation, safer maintenance, and long-term value.
We believe reliable electrical equipment is not only about technology. It is also about understanding customer applications and providing solutions that work in the real world.
During our years of experience in the power equipment industry, we have worked with customers from different markets and industries. We understand that each project has different requirements. Some customers need equipment for large-scale power networks, while others need compact solutions for limited installation spaces.
Our environmentally friendly gas insulated metal enclosed switchgear is designed to support a wide range of medium voltage applications. With reliable insulation performance, compact structure, and strong protection capability, it can help customers build safer and more efficient electrical systems.
Power companies require equipment that can operate continuously and safely because any power interruption may affect thousands of users. Distribution networks need reliable switching equipment to control electricity flow and protect important electrical assets.
Our gas insulated metal enclosed switchgear is suitable for medium voltage substations and distribution systems. It helps utilities improve network reliability by providing stable switching, protection, and power control functions.
The enclosed structure also helps protect internal components from environmental influences, making it suitable for different installation environments.
The global transition toward renewable energy has created higher requirements for power distribution equipment. Solar farms, wind power stations, and energy storage systems need safe and reliable medium voltage solutions.
Our environmentally friendly gas insulated metal enclosed switchgear for renewable energy applications helps manage electrical power generated from clean energy sources. It supports stable connection between renewable energy systems and the power grid.
The compact design is especially useful for projects where installation space is limited, such as photovoltaic substations and distributed energy systems.
Manufacturing industries depend on continuous electricity supply. Production lines, automated equipment, motors, and control systems all require stable power support.
Industries such as automotive production, machinery manufacturing, chemical processing, metalworking, and mining often operate under demanding conditions. A reliable medium voltage switchgear system helps reduce unexpected downtime and protects valuable electrical equipment.
Our switchgear provides a practical solution for industrial customers who need safe operation, easy maintenance, and long-term reliability.
Modern buildings require safe and efficient electrical distribution systems. Shopping centers, office buildings, hospitals, airports, and transportation facilities all depend on reliable power supply.
Because our environmentally friendly gas insulated metal enclosed switchgear has a compact structure, it can be installed in areas where space efficiency is important.
It is suitable for urban development projects that require reliable power distribution with better equipment integration.
At Jihui Electric, we understand that product reliability comes from every step of manufacturing. A high-quality switchgear product requires careful design, accurate production, strict inspection, and professional testing.
Our manufacturing process focuses on consistency and quality control to ensure every unit can provide stable performance after installation.
Before manufacturing begins, our engineering team analyzes customer requirements and project conditions. We consider factors such as voltage level, installation environment, operating conditions, and technical standards.
Through detailed engineering review, we develop suitable switchgear configurations that match customer applications.
The reliability of medium voltage equipment depends heavily on material quality. We carefully select suitable materials for the cabinet structure, insulation system, electrical components, and mechanical parts.
Before assembly, important components are inspected to ensure they meet required specifications.
During production, our technicians assemble each part according to standardized procedures. The cabinet structure, electrical connections, switching components, and protection devices must work together accurately.
Attention to manufacturing details helps improve product stability and reduce possible problems during operation.
Before shipment, each unit completes inspection and testing procedures. We check electrical performance, mechanical operation, insulation condition, and overall product quality.
| Manufacturing Stage | Main Process | Quality Objective |
|---|---|---|
| Engineering Design | Technical analysis and product configuration | Ensure suitable solution for customer application |
| Material Control | Inspection of cabinet and electrical components | Maintain stable product quality |
| Assembly | Installation of internal systems and components | Ensure accurate mechanical and electrical performance |
| Final Testing | Electrical and functional testing before delivery | Guarantee safe operation after installation |
Source: Manufacturing information is based on Jihui Electric production procedures and ISO9001 quality management requirements.
Choosing a switchgear supplier is not only about purchasing equipment. It is about finding a partner who can provide reliable products, technical support, and long-term service.
At Jihui Electric Group Co., Ltd., we focus on providing complete medium voltage power distribution solutions for customers worldwide.
We specialize in medium and low voltage power transmission and distribution equipment up to 35kV. Our product range covers cable accessories, ring main units, distribution boxes, prefabricated substations, transformers, load switches, and vacuum circuit breakers.
This experience allows us to understand different project requirements and provide practical solutions for various industries.
Quality is a key part of our manufacturing philosophy. Our company has obtained:
ISO9001 Quality Management System Certification
ISO14001 Environmental Management System Certification
ISO45001 Occupational Health and Safety Management System Certification
These certifications demonstrate our commitment to controlled production, environmental responsibility, and workplace safety.
Every project has different technical requirements. A renewable energy project may require different equipment compared with an industrial factory or urban power network.
Our engineering team works closely with customers to provide customized solutions based on voltage level, installation conditions, and application requirements.
For international customers, we provide support throughout the entire order process, including technical communication, production scheduling, inspection, packaging, and transportation arrangement.
According to product specifications and destination requirements, we arrange suitable transportation methods such as sea shipping, land transportation, or combined logistics.
For packaging, we use professional protection methods including moisture prevention, impact protection, and shock resistance to ensure safe delivery.
It is mainly used for medium voltage power distribution, electrical control, and protection. It helps manage power flow and improves the safety and reliability of electrical networks.
The main advantages include compact structure, reliable insulation performance, strong protection capability, and suitability for modern power distribution applications.
It can be used in power utilities, renewable energy projects, industrial facilities, commercial buildings, transportation systems, and infrastructure projects.
Yes. We provide customized solutions based on customer technical requirements, project conditions, voltage levels, and installation environments.
We control quality through the complete production process, including engineering review, component inspection, manufacturing control, performance testing, and final inspection before shipment.
Customers often compare different switchgear technologies before selecting equipment. The following table provides a general reference for different solutions.
| Equipment Type | Main Characteristics | Typical Applications |
|---|---|---|
| Environmentally Friendly Gas Insulated Metal Enclosed Switchgear | Compact structure, reliable insulation, enclosed protection | Smart grids, renewable energy, industrial systems |
| Traditional Air Insulated Switchgear | Larger installation space, conventional insulation method | General distribution applications |
| Compact Medium Voltage Switchgear | Space-saving design with integrated functions | Commercial and industrial projects |
Source: Comparison based on general medium voltage switchgear technology characteristics and engineering application experience.
The development of modern electricity systems requires equipment that can provide reliable performance while supporting cleaner energy goals. Medium voltage switchgear plays an important role in ensuring safe and stable power distribution.
At Jihui Electric, we continue improving our products, manufacturing processes, and customer services to support global electrical projects.
Our environmentally friendly gas insulated metal enclosed switchgear combines reliable technology, compact design, and practical application value. It is designed for customers who need safe, efficient, and sustainable power distribution solutions.
If you are looking for a reliable environmentally friendly gas insulated switchgear manufacturer, medium voltage GIS switchgear supplier, or customized power distribution equipment provider, Jihui Electric is ready to support your project.
With professional manufacturing capability, international service experience, and continuous focus on quality, we help customers build stronger electrical networks for the future.
JiHui Electric Group Co., Ltd , high-end website construction, foreign trade website construction, marketing website construction, website optimization, development websites, corporate network marketing, search engine promotion, wechat mini program, corporate mailbox, short video operation, etc.
No. 161 Jingliu Road, Yueqing Economic Development Zone, Yueqing City, Zhejiang Province, China
jh.power@jihuielec.com
+86 18967711966
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