13.2kv 13.8kv 50kVA Oil Filled Three Phases Power Distribution Transformer/ Power Transformer
Jan 22, 2026
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Looking for reliable 13.2kV / 13.8kV, 50kVA Oil Filled Three Phase Power Distribution Transformer manufacturers? You are in the right place. As a premier transformer manufacturer in China, GNEE provides factory-direct pricing and supports third-party inspections.
50kVA Oil Filled Three Phase Transformer
This guide details our product's key specifications, applications, and the GNEE quality assurance process to help you make an informed decision.
Who We Are: Your Expert Partner for Medium Voltage Distribution Transformers
GNEE is a specialized manufacturer of Oil Filled Power Transformers, with a strong focus on the reliable 13.2kV / 13.8kV, 50kVA Three Phase configuration essential for utility and industrial power distribution. With years of expertise, we ensure every transformer meets rigorous performance and safety standards for long-term, trouble-free operation.
Key Specifications of GNEE 13.2kV / 13.8kV 50kVA Oil Transformer
Our transformer is designed for efficiency and durability in medium-voltage applications.
Key features include:
- Rated Capacity: 50 kVA
- Primary Voltage: 13.2 kV or 13.8 kV (as per requirement)
- Secondary Voltage: 400V / 415V / 480V (or as customized)
- Phases: Three
- Frequency: 50Hz / 60Hz
- Cooling Type: ONAN (Oil Natural, Air Natural)
- Insulation Level: Designed to withstand standard impulse and power frequency voltages.
Technical Performance & Construction Data
We prioritize transparency in our product's core technical data:
Electrical Performance Table
| Parameter | Typical Value | Standard |
|---|---|---|
| No-load Loss (Po) | ≤ 150 W | IEC 60076 |
| Load Loss (Pk) @ 75°C | ≤ 1100 W | IEC 60076 |
| Impedance Voltage (Z%) | ~ 4% | (Can be customized) |
| Sound Level | ≤ 50 dB |
Core Construction & Materials
- Core: Made from high-grade, low-loss, cold-rolled grain-oriented silicon steel laminations.
- Windings: Copper or Aluminum windings with high-temperature insulation paper.
- Tank: Robust welded steel tank with anti-corrosion treatment.
- Oil: High-quality, tested mineral insulating oil.
Main Applications: Where Is This Transformer Used?
The 13.2kV / 13.8kV, 50kVA Oil Filled Three Phase Transformer is a workhorse for various sectors:
- Utility Power Distribution: Step-down transformer for residential and commercial feeder lines.
- Industrial Plants: Powering small to medium workshops, pumps, and machinery.
- Commercial Buildings: Providing power for shopping centers, hotels, and office blocks.
- Renewable Energy Integration: Connecting small-scale generation sources to the distribution grid.
- Infrastructure: Used in water supply stations, street lighting networks, and telecom sites.
Assembly of a 13.8kV, 50kVA three-phase oil-filled distribution transformer at GNEE workshop
GNEE Quality Control & Testing Protocol
Every transformer undergoes a strict quality control process before shipment:
Routine Tests: Includes turns ratio test, winding resistance measurement, impedance voltage and load loss measurement, no-load loss and current measurement, dielectric strength tests (Separate-source AC withstand voltage test, Induced AC voltage test).
Oil Testing: Dielectric breakdown voltage test and moisture content analysis.
Final Inspection: Visual check, protection device test (Buchholz relay, pressure relief device), and painting inspection.
Quality Control & Testing of GNEE Transformer
Advantages of Sourcing from GNEE Factory
Choosing GNEE means securing value and reliability:
- Direct Manufacturer Price: Eliminate intermediary costs.
- Flexible Customization: Options for tap changers, accessories, and special coatings.
- Technical Support: Expert engineering team to assist with specification selection.
- Global Compliance: Products built to IEC, IEEE, ANSI, or other required standards.
- Efficient Logistics: Professional packaging for sea freight and reliable shipment coordination.
Conclusion
For dependable performance in your distribution network, the right transformer is critical. GNEE's 13.2kV / 13.8kV, 50kVA Oil Filled Three Phase Power Distribution Transformer offers the perfect blend of standard compliance, robust construction, and operational efficiency.
Contact us now for the latest price and a detailed specification sheet for the 13.2kV / 13.8kV 50kVA Oil Filled Three Phase Power Transformer.
Let GNEE be your trusted partner for all your power distribution needs.