Single Phase Oil-Immersed Distribution Transformer 25kVA–167kVA 11kV–24kV
Product Positioning
TNNPI Single Phase Oil-Immersed Distribution Transformer is designed for reliable medium voltage power distribution in residential, commercial, agricultural, and rural electrification networks. With capacity ranges from 25kVA to 167kVA and primary voltage options from 11kV to 24kV, it provides stable and efficient power conversion for outdoor distribution systems.
Core Advantages
Reliable Oil Immersed Cooling Design
Adopting high-quality mineral oil insulation and ONAN cooling technology, the transformer provides excellent heat dissipation performance and stable operation under continuous load conditions. The sealed tank design helps protect internal components from moisture, dust, and environmental impact.
High Efficiency & Long Service Life
Equipped with oxygen-free copper windings and high-grade silicon steel core, the transformer features low no-load loss, reduced energy consumption, and improved electrical performance. The robust structure ensures long-term reliability for distribution networks.
Flexible Medium Voltage Applications
Available with 11kV, 13.8kV, 15kV, 20kV, and 24kV primary voltage ratings, this single phase transformer can be customized for different grid standards and regional power distribution requirements.
Outdoor Distribution Solution
Designed for pole-mounted or ground-mounted installation, the transformer is suitable for outdoor environments including villages, farms, commercial facilities, and utility distribution systems.
Typical Applications
- Rural electrification and village power supply
- Residential distribution networks
- Agricultural power systems
- Small commercial buildings
- Utility distribution projects
- Remote area power infrastructure
- Industrial auxiliary power supply
Technical Specifications
| Item | Specification |
|---|---|
| Product Type | Single Phase Oil Immersed Distribution Transformer |
| Rated Capacity | 25kVA–167kVA |
| Primary Voltage | 11kV–24kV |
| Secondary Voltage | 120V / 240V / 230V / 400V / Customized |
| Frequency | 50Hz / 60Hz |
| Cooling Method | ONAN |
| Winding Material | Copper / Aluminum |
| Phase | Single Phase |
| Installation | Outdoor Pole Mounted / Ground Mounted |
| Standard | IEC 60076 / IEEE C57 |
| Tap Range | ±2×2.5% or Customized |
Why Choose TNNPI
TNNPI provides customized distribution transformer solutions for global power infrastructure projects. From voltage design and capacity selection to manufacturing and testing, we support customers with reliable transformer products that meet international standards.
With advanced production facilities, strict quality control, and global export experience, TNNPI delivers efficient and durable power solutions for utilities, contractors, and distributors worldwide.
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.