Core Advantages & Features
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Optimized Core & Coil DesignHigh-voltage windings use automatic winding, low-voltage windings use foil winding with argon-protected welding, ensuring reduced losses and enhanced structural integrity.
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Superior Electrical PerformanceMinimized no-load and load losses improve system efficiency and short-circuit withstand capability.
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Technical Parameters
| Basic Parameters | |
|---|---|
| Operating conditions | Indoor / outdoor installation |
| Model | S22, S20, S13 |
| Capacity | 30~4000 kVA |
| Rated voltage | High voltage / low voltage: 6~10/0.4 kV |
| Impedance | 4~8% |
| Connection group | Dyn11//Yyn0/Yzn11 |
| Insulation level | LI75AC35/AC5 |
Executive standards | 1. GB/T6451-2023: Technical parameters and requirements for three-phase oil-immersed power transformers 2. GB 1094.1.2-2013: Power transformers 3. GB 1094.3-2017: Power transformers 4. GB 1094.5-2008: Power transformers 5. GB 20052-2024: Energy efficiency limits and grades for power transformers |
Product Documents
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Product Brochure
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Oil-Immersed Power Transformer
2025-09-02
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The company consistently maintains robust innovative vitality, standing at the forefront of the industry and driving its advancement. Through cutting-edge technologies and products, it achieves goals of energy conservation, environmental protection, quality enhancement, and consumption reduction, continuously contributing to the development of a resource-efficient and environmentally friendly society.