Environment friendly 500kva distribution transformer 11kV 0.433kV dry type for Africa solar renewable energy and green projects

The 500 kVA dry type distribution transformer 11kV/0.433kV is designed for environment friendly, high efficiency, and stable power distribution in renewable energy and green infrastructure applications.
It is widely used in:
- Solar PV power plants and inverter substations
- Hybrid renewable energy systems (solar + storage + backup generation)
- Off-grid microgrid projects in rural Africa
- Commercial and industrial green energy systems
With an oil-free dry type design, this transformer ensures clean energy transmission, high safety operation, and reduced environmental impact, making it ideal for modern sustainable energy projects and EPC renewable developments.
- Eco-Friendly Oil-Free Design
No oil structure ensures clean and environmentally safe operation. - Optimized for Solar & Renewable Energy Systems
Stable performance under variable solar and hybrid power input conditions. - High Efficiency Energy Conversion
Advanced core design reduces energy loss and improves system efficiency. - High Safety Dry Type Technology
Suitable for indoor and semi-outdoor renewable energy substations. - Reliable Operation in Weak Grid Areas
Stable performance in remote African power infrastructure environments.

| Item | Specification |
|---|---|
| Rated Capacity | 500 kVA |
| Primary Voltage | 11 kV |
| Secondary Voltage | 0.433 kV |
| Phase | 3 Phase |
| Frequency | 50/60 Hz |
| Cooling Method | AN / AF |
| Insulation Class | Class F / H |
| Vector Group | Dyn11 |
| Impedance Voltage | 4% – 6% |
| Temperature Rise | ≤ 100K |
| Protection Level | IP20 / IP23 |
| Installation Type | Indoor |
| Core Material | Grain Oriented Silicon Steel |
Solar and renewable energy development in Africa is rapidly expanding, including:
- Utility-scale solar farms
- Rural microgrid electrification
- Hybrid solar-diesel systems
- Industrial renewable energy integration
These systems often face challenges such as:
- Fluctuating solar power output
- Weak grid connection or off-grid operation
- Remote installation environments
- Requirement for low-maintenance equipment
Our solution provides:
- Stable voltage transformation for solar inverter systems
- Reliable operation under variable renewable energy input
- Safe dry type structure suitable for green infrastructure
- Efficient energy distribution for continuous renewable supply
This makes it an ideal transformer solution for solar EPC contractors and renewable energy developers.
- Is this transformer suitable for solar power plants?
Yes, it is widely used in solar PV plants, inverter stations, and hybrid renewable energy systems. - Can it work with energy storage systems?
Yes, it is compatible with battery energy storage systems and hybrid microgrid applications. - Is it suitable for off-grid projects in Africa?
Yes, it is designed for weak grid and off-grid environments commonly found in rural Africa. - Does it require frequent maintenance?
No, it is a low maintenance dry type transformer requiring only periodic inspection and cleaning.
We are HENTG POWER, a professional manufacturer specializing in power transformers and distribution transformer solutions for global energy infrastructure and renewable energy projects.
With over 20 years of engineering and manufacturing experience, we provide reliable transformer systems for:
- Solar and renewable energy projects
- EPC contractors and infrastructure developers
- Utility and microgrid power systems
- Industrial and commercial energy applications
Our product range includes:
Dry type transformers | Oil immersed transformers | Compact substations | Customized power solutions



Contact us today to get efficient and environmentally friendly transformer solutions for your solar or renewable energy project in Africa.
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