High insulation 800 kva 3 phase transformer price 10kV 11kV oil immersed for Africa dusty regions and moisture sensitive applications
The 800 kVA high insulation three-phase oil-immersed transformer is designed for reliable medium- to low-voltage distribution in environments with dust exposure, high humidity, and temperature variation.
With enhanced insulation design, copper winding structure, and sealed tank construction, it supports stable voltage output, reduced loss, and consistent performance in challenging outdoor conditions.
This model is suitable for rural distribution networks, utility systems, and locations where insulation reliability and environmental protection are critical.
Enhanced insulation structure supports stable operation in moisture-sensitive and high-humidity environments.
Sealed tank structure helps limit dust intrusion and supports long-term outdoor operation.
High-conductivity copper windings improve thermal stability and load adaptability.
Optimized electromagnetic design supports consistent performance under varying grid conditions.
Protective coating supports durability in environments with dust, humidity, and temperature variation.
| Parameter | Specification |
|---|---|
| Rated Capacity | 800 kVA |
| Primary Voltage | 10 kV / 11 kV |
| Secondary Voltage | 0.4 kV |
| Phase | Three Phase |
| Frequency | 50 Hz / 60 Hz |
| Core Material | Cold-rolled silicon steel |
| Winding Material | Copper |
| Insulation Class | A / F |
| Tap Changer | Off-circuit |
| Tap Range | ±2×2.5% |
| Insulating Medium | Mineral oil |
| Tank Type | Sealed Type |
| Installation | Outdoor / Ground mounted |
In regions with dust and moisture exposure, common conditions include:
- Dust accumulation affecting external components
- High humidity impacting insulation performance
- Temperature variation accelerating material aging
- Risk of contamination entering the tank system
- High insulation structure improving moisture resistance
- Multi-layer sealing arrangement limiting dust entry
- Sealed oil tank supporting stable internal environment
- Anti-corrosion surface coating for outdoor durability
- ONAN cooling system maintaining thermal balance
These features support stable operation in environments where insulation reliability is essential.
Suitable for:
- Rural and community distribution networks
- Utility power systems
- Moisture-sensitive installations
- Dust-intensive outdoor environments
- Agricultural and semi-urban areas
- Renewable energy connection points
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