| Customization: | Available |
|---|---|
| Application: | Power |
| Phase: | Three |
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China Electric Equipment (Jiangsu) Transformer Manufacture Co., Ltd., known as CEEG, is a trailblazer with over three decades of expertise in the power transmission and distribution arena. As a cutting-edge provider of intelligent solutions, we proudly possess 52 patents in the realm of oil-filled transformers. Our oil-immersed transformers have enjoyed robust sales for thirty years. We also boast an advanced in-house high-voltage test station, pivotal for our 220kV and 230kV transformers, ensuring impeccable testing and reliability.
In a landmark achievement of 2023, our CNAS accredited testing center was grandly inaugurated, signifying our capability to perform testing services adhering to the highest international standards (ISO/IEC17025). The testing data and reports generated within our accreditation scope are adorned with the prestigious CNAS and ILAC logos, instantly gaining recognition across over 100 countries and regions, spanning the United States, the United Kingdom, Germany, France, the Netherlands, Japan, and many more, all of which are signatories of mutual recognition agreements.
Product Features of the 110kV Oil Transformer
1. Low Loss: Experience a remarkable reduction in no-load loss by 20% and load loss by 5%, surpassing national standards with outstanding efficiency.
2. Low Noise: Enjoy serene operations with natural cooling noise levels below 60dB, which are 3 to 5dB quieter than the national benchmarks.
3. Low Partial Discharge: Our meticulous dust-free operations ensure partial discharge levels remain impressively under 100pC.
4. Short Circuit Resistance: Our transformers have triumphed in sudden short circuit tests conducted at the esteemed National Transformer Testing Center.
5. Leakage-Free: Crafted with precision, all sealing components comprise single-piece acrylic, subjected to rigorous fluorescence, positive pressure, and negative pressure leak tests, ensuring perfection.
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 the 220kV Oil Transformer
1. No Partial Discharge: An exemplary achievement with actual measured partial discharge less than 50pC, even quieter than background noise.
2. High Efficiency and Low Loss: With inventive core and coil design and cutting-edge leakage magnetic flux control, our product significantly minimizes additional and stray losses.
3. Low Noise: Our transformers achieve noise levels below 60dB, remarkably surpassing the national standard, for tranquil operations.
4. Intelligent Design: Tailored to meet the sophisticated operational demands of intelligent substations, offering seamless integration.
5. Maintenance-Free Design: Featuring comprehensive self-cooling, fiberglass dry-type bushings, and metal corrugated internal oil-type conservators, our transformers require no routine on-site maintenance, ideal for unattended substations.
6. Compact Structure Design: Employing advanced 220kV end inlet methods, our designs are notably compact, enabling effortless transportation and installation.
7. Strong Short Circuit Resistance: Through rigorous foreign short-circuit mechanical force verification and adherence to design standards, our transformers ensure steadfast performance.
8. Over 40-Year Design Life: Utilizing a unique high-temperature-resistant hybrid insulation system, informed by temperature field simulation analysis, all components share the transformer's extensive design lifespan.
9. Passes All Routine and Type Tests at Once: Our transformers demonstrate overall advanced domestic performance, passing all tests seamlessly in one go.
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