Enclosed Electrical Switchgear
Product Overview
Enclosed electrical switchgear is a core piece of equipment for power systems operating at voltage levels of 3kV and above. The product line mainly includes Air Insulated Switchgear (AIS), Gas Insulated Switchgear (GIS), and Ring Main Units (RMU). Featuring a fully enclosed cabinet structure, the system physically isolates internal electrical components to effectively eliminate potential safety hazards.
The enclosed electrical switchgear is designed and manufactured in strict accordance with the GB/T 11022 general technical standard. It is equipped with a mandatory five-prevention interlocking mechanism to avoid manual operational errors. The cabinet adopts aluminum-zinc coated steel plates and powder-coated cold-rolled steel processing technology, providing excellent insulation, dustproof, and corrosion-resistant performance.
Core Product Features
- Fully enclosed insulated structure with strong fault isolation capability and high operational safety;
- Covers medium-voltage, high-voltage, and ultra-high-voltage applications for different grid systems;
- Mechanical and electrical dual five-prevention interlocking systems ensure standardized and secure operation;
- Durable cabinet structure resistant to environmental aging, suitable for long-term indoor and outdoor operation.
Our enclosed electrical switchgear is engineered to provide stable power distribution, reliable fault protection, and enhanced operational safety for modern electrical networks.
Application Fields
- Power plants;
- Substations;
- Industrial and mining enterprises;
- Large-scale industrial facilities.
The equipment is widely used for precise power grid control, fault protection, and voltage stabilization in electrical systems.
Enterprise Quality & After-Sales Advantages
The company has established a complete five-level quality control system covering the entire production process. From raw material procurement and manufacturing to final packaging, every product undergoes 100% inspection. Third-party professional inspections are also accepted without affecting the payment schedule.
All power distribution products come with a unified 2-year official warranty. A dedicated after-sales service team provides one-stop support including project acceptance assistance, inspection services during the warranty period, and fault maintenance guidance. The company also strictly complies with local environmental protection regulations and possesses complete production qualifications.
Product Specifications
|
Parameter Item |
Specification Details |
|
Voltage Levels |
Medium Voltage 3.6kV–40.5kV, High Voltage 72.5kV–252kV, Ultra High Voltage ≥363kV |
|
Main Types |
Air Insulated Switchgear (AIS), Gas Insulated Switchgear (GIS), Ring Main Unit (RMU) |
|
Design Standard |
GB/T 11022 General Standard for High-Voltage Switchgear |
|
Safety Configuration |
Standard Five-Prevention Mechanical & Electrical Interlocking |
|
Cabinet Material |
Aluminum-zinc coated steel plate, powder-coated cold-rolled steel |
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