Fixed Enclosed Ring Switchgear for Distribution

Overview 

The Fixed Enclosed Ring Switchgear, commonly referred to as the Ring Main Unit (RMU), is a high-voltage switchgear designed specifically for 12kV power distribution systems. It plays an essential role in the control and protection of distribution networks, ensuring a reliable electricity supply across various applications. With its compact and fixed design, this equipment is suitable for both indoor and outdoor installations, making it versatile for different environments. The XGN15-12 Ring Main Unit exemplifies high safety and reliability, equipped with advanced operational features that enhance user experience and system performance.

Key Features and Benefits

High-Efficiency Conversion

• Utilizes the latest power electronics technology to achieve high-efficiency power conversion, reducing energy loss and improving overall system efficiency.

• Supports a wide range of input voltages to adapt to different grid environments, ensuring efficient operation under various conditions.

Intelligent Monitoring and Management

• Built-in intelligent monitoring module that monitors the operating status of the power supply system in real-time, including key parameters such as voltage, current, and temperature.

• Equipped with remote monitoring and management capabilities, interfacing with upper-level systems or cloud platforms through communication interfaces like RS485 and Ethernet, facilitating centralized management and fault diagnosis.

Modular Design

• Adopts a modular design where each functional module can be independently replaced and maintained, facilitating system expansion and upgrades, enhancing system flexibility and maintainability.

• Supports hot-swappable functionality, ensuring uninterrupted power supply during maintenance, thereby improving system reliability.

High Reliability and Stability

• Comprehensive protection mechanisms, including over-voltage, over-current, short-circuit, and over-temperature protection, ensuring the safety of the system and loads.

• Redundant design with dual backups for critical components, enhancing system reliability and stability, ensuring uninterrupted operation in critical applications.

Energy Saving and Environmental Protection

• Efficient energy management strategies to reduce energy consumption and carbon emissions, meeting green environmental standards and promoting sustainable development.

• Supports the integration of renewable energy sources (such as solar and wind power), achieving multi-energy source supply and further enhancing system energy efficiency.

User-Friendly Interface

• Equipped with a user-friendly interface, supporting touch screen operation, with a simple and clear interface for ease of use, enhancing user experience.

• Provides multi-language support to meet the needs of users in different regions, increasing the system’s global adaptability.

Wide Range of Applications

• Suitable for various application scenarios such as data centers, communication base stations, industrial automation, and intelligent buildings, meeting the power needs of different fields.

• Flexible configuration and expansion capabilities, allowing for customized design according to customer requirements, providing optimal power solutions.

  
  

Conclusion

In conclusion, the Fixed Enclosed Ring Switchgear, particularly the XGN15-12 Ring Main Unit, is a vital component of modern electrical distribution systems. Its robust design, high reliability, and advanced safety features make it an ideal choice for managing medium voltage electricity across various applications. Whether utilized in utility networks or industrial settings, this metal enclosed switchgear enhances the efficiency and safety of power supply networks, contributing to sustainable energy management and operational excellence. For more information, you can explore additional resources on the benefits and applications of ring switchgear.

Technical parameters of the main equipment

NO.	Item	Unit	Technical parameter
1	Rated voltage	kV	12
2	Rated current	A	630 125
3	Rated Short-Circuit Making Current (Peak)	kA	50
4	Rated Short-Circuit Breaking Current (Switchgear)	kA	31.5
5	Rated active load breaking current	A	630
6	3S heat stable current	kA	630
7	Rated dynamic stable current (peak)	kA	50
8	Imin power frequency withstand voltage	kV	42(Fracture, 48)
9	Lightning impulse withstand voltage	kV	75(Fracture, 85)
10	Mechanical life	Time	5000
11	Rated transfer current	A	1700
12	Mode of operation		Manual or electric
13	Class of protection		IP2X

Single-circuit scheme

Outline mounting dimension

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