Distribution Transformer 2800 kVA Trafindo 20kV ONAN
The 2800 kVA Trafindo distribution transformer is a high-capacity electrical solution designed for 20 kV medium-voltage networks. Featuring a natural ONAN (Oil Natural Air Natural) cooling system, it ensures efficient, silent, and low-maintenance operation—ideal for utility substations, large industries, and national-scale renewable energy projects.
Produced by Trafindo, Indonesia’s most trusted transformer manufacturer, this model complies with SNI and IEC standards. With its robust construction, high efficiency, and flexible customization, it is the right choice for long-term, large-scale power distribution.
Technical Specifications
- Rated Capacity: 2800 kVA
- Primary / Secondary Voltage: 20 kV / 0.4 kV
- Cooling System: ONAN (Oil Natural Air Natural)
- Frequency: 50 Hz
- Impedance @ 75°C: 7.0%
- No Load Losses: 3100 W
- Load Losses: 31000 W
- Exciting Current: 2.0%
- Voltage Regulation: 1.50% (cos φ = 1.0) / 5.45% (cos φ = 0.8)
- Dimensions (L × W × H): 2230 × 1510 × 2200 mm
- Oil Volume: 1430 Liters
- Total Weight: 5070 kg
Key Features
- High capacity for industrial and utility-scale needs
- High efficiency with low energy losses
- Natural oil-air cooling ensures silent and fanless operation
- SNI & IEC certified for quality and safety
- Custom configurations available for specific project requirements
Typical Applications
- Large-scale manufacturing industries
- Main PLN substations and distribution networks
- Renewable energy facilities (solar and wind plants)
- Major infrastructure such as airports and seaports
- Economic and industrial zones
About Sentra Elektrikal Prima
Sentra Elektrikal Prima provides official Trafindo transformers in multiple capacities. We offer technical consultation, customization, and reliable after-sales services. Browse our distribution transformer catalog or explore other electrical products.
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Conclusion
The 2800 kVA Trafindo 20kV ONAN distribution transformer offers unmatched efficiency, durability, and reliability for national-scale projects. Now available at SentraPrima.com.