High Frequency Oil Immersed MV HV Transformer Three Phase Variable Power Transformer
Our oil-immersed distribution transformers range from 30kVA to 2500kVA, with voltage levels up to 35kV. Designed to IEC and ANSI standards, these transformers offer high efficiency, low losses, and long service life for power utilities, renewable energy, industrial facilities, railway systems, and urban infrastructure.
| Type | S13 Oil-immersed Distribution Transformer |
| Material | Copper Winding |
| Frequency | 50Hz/60Hz |
| Phase | Three Phase |
| Rated Voltage | 6kV-35kV |
| Rated Power | 5kVA-5000kVA |
| Cooling Method | ONAF/ONAN or Customized |
| Noise Level | ≤55dB |
- Wide capacity range from 30KVA to 2500KVA with customization support
- Fully sealed construction with pressure relief valve and oil level indicator
- Moisture-proof, dust-proof, and oxidation-resistant design for harsh environments
- 20% lower noise level compared to industry standards
- Reduced no-load loss through optimized core and coil structure
- Suitable for both indoor and outdoor installation
| Rated capacity (KVA) | No-load loss (W) | Load loss (W) | No-load current (%) | Impedance (%) |
|---|---|---|---|---|
| 30 | 80 | 630 | 1.5 | 4.0 |
| 50 | 100 | 910 | 1.3 | 4.0 |
| 100 | 150 | 1580 | 1.1 | 4.0 |
| 315 | 340 | 3830 | 0.9 | 4.0 |
| 1000 | 830 | 10300 | 0.6 | 4.5 |
| 2500 | 1600 | 21200 | 0.4 | 5.0 |
Step 1: Quick response within 1 hour with suitable transformer recommendations, quotations, and payment terms. Technical drawings confirmed within 7 days after payment.
Step 2: Strict quality control with QC and test reports provided. Raw materials carefully screened and production monitored.
Step 3: Professional installation guidance and on-site support available. More than 2 years warranty service provided.
- 30+ senior engineers offering 24/7 technical support
- 100,000m² factory with 250 workers and 30+ engineers
- 4 production lines with 10,000+ sets annual capacity
- 100% quality control with 25-point inspection
- 15 years power transformer manufacturing experience
- Compliance with international standards: GB/ANSI/IEEE/DOE/CSA/IEC
- Global on-site technical support available
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.