High Insulation Medium Cooper Winding 125KVA 0.4KV to 11KV Three-Phase Dry-Type Transformer for Residential & Commercial Power Distribution Manufacturer
Transformateur de type sec 125KVA avec enroulement en cuivre, isolation de classe F/H pour un fonctionnement à haute température. La conception ignifuge et antidéflagrante assure la sécurité. Personnalisable pour un usage résidentiel/commercial avec peu d’entretien.
125KVA dry-type transformer
,0.4KV to 11KV three-phase transformer
,high insulation copper winding transformer
Product Name: High Insulation Medium Copper Winding 125KVA 0.4KV to 11KV Three-Phase Dry-Type Transformer
Application: Residential, Commercial, and Industrial Power Distribution
This three-phase dry-type transformer features high insulation medium copper winding, ensuring stable performance under high load and high-temperature conditions. Suitable for residential, commercial, and industrial power distribution applications, it provides efficient, safe, and eco-friendly electricity transmission.
- High Insulation Design – Medium copper winding with premium insulation for long-term stability.
- High-Temperature Fire Prevention – Special anti-explosion structure and heat-resistant materials.
- Energy-Efficient & Eco-Friendly – Low-loss core reduces energy consumption.
- Versatile Applications – Suitable for residential, commercial, and industrial distribution.
- High Reliability – Balanced three-phase structure reduces failure risk.
- Low Maintenance – Dry-type construction avoids oil leakage and reduces maintenance costs.
| Parameter | Details |
|---|---|
| Model | 125KVA 0.4/11KV Three-Phase Dry-Type Transformer |
| Rated Capacity | 125 kVA |
| High Voltage | 11 kV |
| Low Voltage | 0.4 kV |
| Frequency | 50/60 Hz |
| Winding Material | Medium Copper |
| Insulation Class | F (155°C), optional H (180°C) |
| Temperature Rise | ≤ 115°C |
| Cooling Method | Natural Air Cooling (AN) |
| Impedance | 4% |
| Short-Circuit Withstand | 2.5x rated current, 5s |
| Noise | ≤ 55 dB |
| Protection Rating | IP23 |
| Fire/Explosion Protection | Resin cast, heat/fire resistant |
| Ambient Temperature | -25°C ~ +45°C |
| Altitude | ≤ 1000 m |
| Weight | ~480 kg |
| Dimensions (L*W*H) | 1200 * 850 * 1400 mm |
- High-Temperature Insulation: F or H class winding for better heat resistance.
- Resin Cast Fire Protection: Prevents fire and self-combustion.
- Optimized Air Cooling: Improves heat dissipation and reduces temperature rise.
- Explosion-Proof Design: Structured to avoid pressure accumulation.
- Custom Solutions: Tailored to client’s regional temperature, humidity, and grid characteristics.
- Q: Can this transformer be used in hot regions?
A: Yes, it uses F/H class insulation and fire/explosion prevention design. - Q: Is additional cooling required?
A: Natural air cooling is sufficient, no extra cooling needed. - Q: Suitable for residential or industrial projects?
A: Suitable for residential, commercial, and industrial applications. - Q: Can capacity or voltage be customized?
A: Yes, we can customize based on client requirements. - Q: Is maintenance complex?
A: Dry-type design has no oil, low maintenance cost. - Q: Is it suitable for EPC projects?
A: Yes, we provide complete technical documents, installation plan, and after-sales support.
- Professional 30+ senior engineers offer 24 hours online service and response within 30 min.
- 100,000m² factory, 250+ workers, 30+ senior engineers and 8 production lines, 20000+ sets annual production capacity.
- 100% OQC testing with 8 main detection contents. 15+ years power transformer designing and manufacturing experience.
- Comply with GB 20052-2024/ANSI/IEEE/DOE2016/CSA/IEC60076 standard
- Cross-industry power transformer solution.
- Global on-site technical support.
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