Table of Contents
Understanding Transformer Types: Dry Type vs. Liquid Filled
Transformers are essential components in electrical systems, especially for medium voltage applications. Among the types available, dry type and liquid filled transformers each have their unique advantages. Dry type transformers are insulated with air or resin, making them more environmentally friendly and suitable for indoor applications. They require less maintenance compared to their liquid-filled counterparts, which use oil for insulation and cooling.
Liquid filled transformers, on the other hand, are known for their high efficiency and ability to handle larger loads. The oil not only insulates but also serves as a coolant, preventing overheating during operation. This type of transformer is commonly used in outdoor settings where they can be properly monitored for leakage and environmental impact. Given the specifics of each type, businesses must carefully choose based on their operational needs and environmental considerations.
China’s Enterprise Landscape in Transformer Manufacturing
China has rapidly become a global leader in transformer manufacturing, producing a wide range of products for both domestic and international markets. Chinese enterprises are investing heavily in research and development to innovate and improve transformer technology, particularly in areas such as low losses and energy efficiency. This focus on quality has helped Chinese manufacturers gain a significant foothold in the medium voltage transformer sector.
Specialists in Chinese transformer companies are dedicated to ensuring that their products meet international standards. By employing advanced manufacturing processes and strict quality control measures, these enterprises are able to produce reliable transformers that serve various industries, including power generation and distribution. Moreover, their commitment to reducing energy losses aligns with global sustainability goals, making them competitive players in the electric power industry.
| Type | Rated capacity （KVA） | Voltage combination（KV） | No-load losses（W） | Load losses（W） | No-load current (%) | Short-circuit impedance (%) |
| S11-630 | 630 | 33,35/6.3,6.6,10.5,11 | 830 | 7870 | 1.10 | 6.5 |
| S11-800 | 800 | 33,35/6.3,6.6,10.5,11 | 980 | 9410 | 1.00 | 6.5 |
| S11-1000 | 1000 | 33,35/6.3,6.6,10.5,11 | 1150 | 11540 | 1.00 | 6.5 |
| S11-1250 | 1250 | 33,35/6.3,6.6,10.5,11 | 1410 | 13940 | 0.90 | 6.5 |
| S11-1600 | 1600 | 33,35/6.3,6.6,10.5,11 | 1700 | 16670 | 0.80 | 6.5 |
| S11-2000 | 2000 | 33,35/6.3,6.6,10.5,11 | 2180 | 18380 | 0.70 | 6.5 |
| S11-2500 | 2500 | 33,35/6.3,6.6,10.5,11 | 2560 | 19670 | 0.60 | 6.5 |
| S11-3150 | 3150 | 33,35/6.3,6.6,10.5,11 | 3040 | 23090 | 0.56 | 7.0 |
| S11-4000 | 4000 | 33,35/6.3,6.6,10.5,11 | 3620 | 27360 | 0.56 | 7.0 |
| S11-5000 | 5000 | 33,35/6.3,6.6,10.5,11 | 4320 | 31380 | 0.48 | 7.0 |
| S11-6300 | 6300 | 33,35/6.3,6.6,10.5,11 | 5250 | 35060 | 0.48 | 7.5 |
| S11-8000 | 8000 | 33,35/6.3,6.6,10.5,11 | 7200 | 38500 | 0.42 | 7.5 |
| S11-10000 | 10000 | 33,35/6.3,6.6,10.5,11 | 8700 | 45300 | 0.42 | 7.5 |
| S11-12500 | 12500 | 33,35/6.3,6.6,10.5,11 | 10080 | 53900 | 0.40 | 8.0 |
| S11-16000 | 16000 | 33,35/6.3,6.6,10.5,11 | 12160 | 65800 | 0.40 | 8.0 |
| S11-20000 | 20000 | 33,35/6.3,6.6,10.5,11 | 14400 | 79500 | 0.40 | 8.0 |
| S11-25000 | 25000 | 33,35/6.3,6.6,10.5,11 | 17020 | 94100 | 0.32 | 8.0 |
| S11-31500 | 31500 | 33,35/6.3,6.6,10.5,11 | 20220 | 112900 | 0.32 | 8.0 |
The Role of Videos in Transformer Education
In today’s digital age, videos play an essential role in educating consumers and professionals about transformer technologies. Many companies, including those in China, have begun utilizing video content to showcase their products and explain the intricacies of dry type and liquid filled transformers. These videos often provide valuable insights into the performance, maintenance, and installation processes, helping users make informed decisions.
Additionally, video tutorials and demonstrations can highlight the benefits of low losses associated with modern transformers. By visually illustrating how these devices operate and the innovations introduced by specialists in the field, companies can effectively engage their audience. As a result, educational content becomes an invaluable resource for anyone looking to understand the complexities of medium voltage transformers and their applications in various industries.
