
HXGN-12/125-31.5 Ring Main Unit
Model: HXGN-12/125-31.5
Compact metal-enclosed ring main unit for urban cable distribution networks.
Technical Specifications
Standard
GB 3906
Installation
Indoor
Rated Current
125A
Rated Voltage
12kV
Protection Level
IP3X
Breaking Capacity
31.5kA
Product Overview
HXGN-12/125-31.5 type metal-enclosed ring main unit is a compact medium-voltage distribution equipment with rated voltage of 12kV, rated current of 125A, and rated short-circuit breaking current of 31.5kA. This product adopts fixed design, suitable for multiple distribution occasions such as ring network power supply and terminal power supply, especially suitable for urban distribution network renovation and industrial and mining enterprise distribution systems.
Key Features
- Compact structure: Metal-enclosed box structure with small footprint, suitable for space-constrained places
- High reliability: Load switch and fuse combination provides complete protection
- Easy operation: Three-position load switch, intuitively displaying operating status
- Safety protection: Complete mechanical interlock, meeting "five-prevention" requirements
- Modular design: Flexible expansion, meeting different wiring scheme requirements
Product Advantages
- Cost effective: Lower cost compared to circuit breaker cabinets, simple maintenance
- Safe and reliable: Fuse protection fast action, high reliability
- Easy installation: Factory assembly and debugging completed, fast on-site installation
- Strong adaptability: Adaptable to various wiring schemes (ring network, dual power supply, etc.)
- Energy saving and environmental protection: No SF6 gas, meeting environmental requirements
Applications
- Urban Distribution Network: Ring network power supply system, cable branch box
- Industrial Enterprises: Distribution stations, workshop substations
- Infrastructure: Airports, metros, hospitals and other important places
- New Energy: Photovoltaic power stations, wind farm collector systems
- Real Estate: Commercial complexes, residential community distribution
Certifications & Standards
Standard
GB 3906
All products certified by National Electric Power Industry Quality Testing Center

