| Customization: | Available |
|---|---|
| Application: | Power |
| Phase: | Three |
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With an impressive legacy spanning over 30 years, CEEG stands as a beacon of excellence in the power transmission and distribution industry. As a trailblazer in intelligent transmission and distribution solutions, we proudly hold 52 pioneering patents in oil-filled transformers. Our meticulously crafted oil-immersed transformers have dominated the market with unwavering sales for three decades, epitomizing reliability and innovation. At the heart of our operations lies an advanced in-house high-voltage test station, pivotal for ensuring the uncompromised performance of our 220kV and 230kV transformers.
In a significant milestone achieved in 2023, our CNAS-accredited testing center was officially inaugurated, symbolizing our adherence to the pinnacle of international conformity assessment standards (ISO/IEC17025). The testing data and detailed reports issued by our esteemed testing center bear the prestigious China National Laboratory Accreditation Service (CNAS) and International Laboratory Accreditation Cooperation (ILAC) logos, renowned globally and acknowledged by over 100 countries and regions, including powerhouses such as the United States, the United Kingdom, Germany, France, the Netherlands, and Japan, all of whom have embraced mutual recognition agreements.
Product Features of 110kv Oil Transformer
1. Low Loss: Experience enhanced energy efficiency with a remarkable 20% reduction in no-load loss and a 5% decline in load loss compared to national standards.
2. Low Noise: Enjoy the tranquility of natural cooling with noise levels consistently below 60dB, surpassing national standards by a margin of 3 to 5dB.
3. Low Partial Discharge: Cutting-edge dust-free operations ensure partial discharge levels remain under 100pC, setting new industry benchmarks.
4. Short Circuit Resistance: Proven resilience with successful completion of sudden short circuit tests at the esteemed National Transformer Testing Center.
5. Leakage-Free: Engineered to perfection, all sealing components are crafted from a singular piece of high-quality acrylic and undergo rigorous fluorescence, positive pressure, and negative pressure leak tests.
110kv
SFSZ11 - XXX /XX
| S/N | Symbol | Meaning |
| 1 | S | Three phases |
| 2 | F | Air-cooling |
| 3 | S | Three windings |
| 4 | Z | On load tap changing |
| 5 | 11 | Symbol of Performance level (11,13) |
| 6 | xxx | Rated capacity,kVA |
| 7 | xx | Voltage grade of HV winding,kV |
S(F)11/13-110kV 6300-90000kVA Dual Winding Power Transformer
|
Capacity kVa |
Voltage Ratio & Tapping Range | Vector Group | No Load Loss | Load Loss | No Load Current | Impedance | |||
| HV | Tapping Range | LV | 11 | 13 | |||||
| 6300 |
110 115 121 |
±2X2.5% |
6.3 6.6 10.5 |
YNd11 | 7.4 | 5.92 | 35 | 0.62 | 10.5 |
| 8000 | 8.9 | 7.12 | 42 | 0.62 | |||||
| 10000 | 10.5 | 8.4 | 50 | 0.58 | |||||
| 12500 | 12.4 | 9.92 | 59 | 0.58 | |||||
| 16000 | 15.0 | 12.0 | 73 | 0.54 | |||||
| 20000 | 17.6 | 14.08 | 88 | 0.54 | |||||
| 25000 | 20.8 | 16.64 | 104 | 0.5 | |||||
| 31500 | 24.6 | 19.68 | 123 | 0.48 | |||||
| 40000 | 29.4 | 23.52 | 148 | 0.45 | |||||
| 50000 | 35.2 | 28.16 | 175 | 0.42 | |||||
| 63000 | 41.6 | 33.28 | 208 | 0.38 | |||||
| 90000 | 54.4 | 43.52 | 272 | 0.8 | 12-14 | ||||
SS(F)11/13-110kV 6300-63000kVA Three Winding Power Transformer
|
Capacity kVa |
Voltage Ratio & Tapping Range |
Vector Group |
No Load Loss |
Load Loss |
No Load Current | Impedance | ||||
| HV | MV | LV | 11 | 13 | Stepup | Setdown | ||||
| 6300 |
110±2X2.5% 115±2X2.5% 121±2X2.5% |
36 37 38.5 |
6.3 6.6 10.5 21 |
YNyn0 d11 |
8.9 | 7.12 | 44 | 0.66 |
HV-MV 17.5-18.5 HV-LV 10.5 MV-LV 6.5 |
HV-MV 10.5-18.5 HV-LV 18-19 MV-LV 6.5 |
| 8000 | 10.6 | 8.48 | 53 | 0.62 | ||||||
| 10000 | 12.6 | 10.08 | 62 | 0.59 | ||||||
| 12500 | 14.7 | 11.76 | 74 | 0.56 | ||||||
| 16000 | 17.9 | 14.32 | 90 | 0.53 | ||||||
| 20000 | 21.1 | 16.88 | 106 | 0.52 | ||||||
| 25000 | 24.6 | 19.68 | 126 | 0.48 | ||||||
| 31500 | 29.4 | 23.52 | 149 | 0.48 | ||||||
| 40000 | 34.8 | 27.84 | 179 | 0.44 | ||||||
| 50000 | 41.6 | 33.28 | 213 | 0.41 | ||||||
| 63000 | 49.2 | 39.26 | 256 | 0.40 | ||||||
Product Features of 220kv Oil Transformer
1. No Partial Discharge: Achieve unparalleled operational efficiency with actual measured partial discharge levels below 50pC, even lower than ambient background noise.
2. High Efficiency and Low Loss: Our innovative core and coil design, complemented by advanced leakage magnetic flux control technology, significantly reduces both additional and stray losses, setting a new standard for efficiency.
3. Low Noise: Experience quiet operations with actual noise levels consistently under 60dB, far exceeding national standard requirements.
4. Intelligent Design: Engineered to seamlessly integrate with the sophisticated demands of intelligent substations.
5. Maintenance-Free Design: Our comprehensive design solutions feature air self-cooling methods, fiberglass dry-type bushings, and metal corrugated internal oil-type conservators. This ensures a maintenance-free operation, ideal for unattended substation environments.
6. Compact Structure Design: Employing the state-of-the-art 220kV end inlet methodology, our transformers boast a compact structure, simplifying transportation and on-site installation.
7. Strong Short Circuit Resistance: With rigorous foreign short-circuit mechanical force verification procedures, every assembly stage of our transformer body is crafted to meet stringent design specifications.
8. Over 40-Year Design Life: Our unique high-temperature-resistant hybrid insulation system is founded on temperature field simulation analysis, aligning the design life of all transformer components with the transformer itself, ensuring unmatched longevity.
9. Passes All Routine and Type Tests at Once: Our transformers consistently achieve overall performance metrics that reach and surpass advanced domestic standards.
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