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China XGN-12 Solid-Insulated Fully Enclosed Ring Main Switchgear from Trusted Suppliers & Factory
🏗️ Structural Features
The XGN-12 switchgear cabinet is constructed with high-quality cold-rolled steel sheets, treated with electrostatic powder coating for excellent corrosion resistance and long service life. The cabinet is divided into three independent compartments:
🔌 1. Busbar CompartmentSafely enclosed to ensure stable power transmission
⚡ 2. Circuit Breaker / Load Switch CompartmentEquipped with vacuum circuit breakers or load break switches
🔧 3. Cable CompartmentDesigned for easy cable connection and maintenance
⚠️ All compartments are separated by grounded metal partitions to prevent fault propagation and improve operator safety.
⭐ Key Functional Advantages
High Safety LevelFully metal-clad structure with interlocking mechanisms prevents misoperation
Reliable Switching PerformanceUses vacuum circuit breakers with high breaking capacity
Compact DesignSpace-saving solution suitable for indoor installations
Easy Operation & MaintenanceClear mimic diagrams, indicator lights, and front-access design
Strong Environmental AdaptabilitySuitable for harsh industrial environments
📊 Detailed Technical Parameters & Rated Electrical Parameters
Rated Voltage
12kV
Rated Insulation Voltage
12kV (Power Frequency)42kV (Lightning Impulse)
Rated Frequency
50Hz60Hz
Rated Current
630A1250A1600A
⚡ Rated Short-Time Withstand Current
20kA / 4s25kA / 4s31.5kA / 4s
Rated Peak Withstand Current
50kA63kA80kA
🔩 Circuit Breaker Parameters
Type
Vacuum Circuit Breaker (VCB)
Breaking Capacity
Up to 31.5kA
Mechanical Life
≥10,000 operations
Electrical Life
≥50 operations at rated short-circuit current
🔒 Protection & Control
Protection Functions
OvercurrentShort CircuitEarth FaultOverload
Control Voltage
DC 110VDC 220VAC 220V
Metering
AmmeterVoltmeterEnergy Meter (Digital/Analog)
Indication
On/Off StatusFault IndicationWarning Lights
🌡️ Environmental Conditions
Installation Type
Indoor
Max Temperature
+40°C
Min Temperature
−10°C
(custom: −25°C)
(custom: −25°C)
Relative Humidity
Daily ≤95%
Monthly ≤90%
Monthly ≤90%
Altitude
≤1000m
(custom available)
(custom available)
🔧 Mechanical & Installation Parameters
Cabinet Structure
Metal-EnclosedFloor-Mounted
Ingress Protection
IP4X (Cabinet)IP2X (Internal Compartments)
Cable Entry
Bottom EntryTop EntryCustomizable
Busbar Material
CopperAluminum (Optional)
🏭 Typical Applications
Medium Voltage Substations
Industrial Power Distribution Systems
Commercial Buildings & Shopping Centers
Power Plants & Renewable Energy Projects
Urban & Rural Distribution Networks
✅ Conclusion
The XGN-12 high voltage switchgear is a mature, cost-effective, and internationally recognized solution for 12kV power distribution systems. With its robust construction, high safety standards, flexible configuration, and excellent electrical performance, it meets the demands of modern power networks and industrial users. It is an ideal choice for customers seeking reliable medium voltage switchgear for long-term operation.
🖼️ Detail Pictures
Frequently Asked Questions
What is the rated voltage of the XGN-12 switchgear cabinet?
The XGN-12 switchgear cabinet is designed for a rated voltage of 12kV, with a rated insulation voltage of 12kV (power frequency) and 42kV (lightning impulse), making it suitable for medium voltage power distribution applications.
What type of circuit breaker is used in the XGN-12 switchgear?
The XGN-12 uses a Vacuum Circuit Breaker (VCB) with a breaking capacity of up to 31.5kA. It offers a mechanical life of ≥10,000 operations and an electrical life of ≥50 operations at rated short-circuit current, ensuring long-term reliability.
Is the XGN-12 suitable for outdoor installation?
No, the XGN-12 switchgear is designed exclusively for indoor installation. It operates within an ambient temperature range of −10°C to +40°C (customizable down to −25°C) and at altitudes up to 1000m, with custom designs available for higher altitudes.
What protection functions does the XGN-12 switchgear provide?
The XGN-12 provides comprehensive protection including overcurrent protection, short circuit protection, earth fault protection, and overload protection. It also features on/off status indication, fault indication lights, and warning lights for enhanced operational safety.
What are the typical applications of the XGN-12 high voltage switchgear?
The XGN-12 is widely used in medium voltage substations, industrial power distribution systems, commercial buildings and shopping centers, power plants and renewable energy projects, as well as urban and rural distribution networks.
Can the XGN-12 switchgear be customized for special requirements?
Yes, the XGN-12 offers flexible customization options. Rated current can be selected from 630A, 1250A, or 1600A. Cable entry can be configured for bottom or top entry. Busbar material can be copper or aluminum. Control voltage supports DC 110V, DC 220V, or AC 220V. Environmental specifications can also be adapted for lower temperatures or higher altitudes upon request.