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Understanding Oil Immersed Transformers
Oil immersed transformers are essential components in electrical distribution systems, providing reliable voltage transformation for various applications. These transformers use oil as an insulating and cooling medium, which helps dissipate heat generated during operation. The oil also offers excellent electrical insulation properties, ensuring safe and efficient transformer functionality.
| Type | Rated capacity （KVA） | Voltage combination（KV） | No-load losses（W） | Load losses（W） | No-load current （%） | Short-circuit impedance （%） |
| SCH15-30 | 30 | 6,6.3,6.6,10,11/0.4 | 70 | 710 | 1.6 | 4.0 |
| SCH15-50 | 50 | 6,6.3,6.6,10,11/0.4 | 90 | 1000 | 1.4 | 4.0 |
| SCH15-80 | 80 | 6,6.3,6.6,10,11/0.4 | 120 | 1380 | 1.3 | 4.0 |
| SCH15-100 | 100 | 6,6.3,6.6,10,11/0.4 | 130 | 1570 | 1.2 | 4.0 |
| SCH15-125 | 125 | 6,6.3,6.6,10,11/0.4 | 150 | 1850 | 1.1 | 4.0 |
| SC(B)H15-160 | 160 | 6,6.3,6.6,10,11/0.4 | 170 | 2130 | 1.1 | 4.0 |
| SC(B)H15-200 | 200 | 6,6.3,6.6,10,11/0.4 | 200 | 2530 | 1.0 | 4.0 |
| SC(B)H15-250 | 250 | 6,6.3,6.6,10,11/0.4 | 230 | 2760 | 1.0 | 4.0 |
| SC(B)H15-315 | 315 | 6,6.3,6.6,10,11/0.4 | 280 | 3470 | 0.9 | 4.0 |
| SC(B)H15-400 | 400 | 6,6.3,6.6,10,11/0.4 | 310 | 3990 | 0.8 | 4.0 |
| SC(B)H15-500 | 500 | 6,6.3,6.6,10,11/0.4 | 360 | 4880 | 0.8 | 4.0 |
| SC(B)H15-630 | 630 | 6,6.3,6.6,10,11/0.4 | 420 | 5880 | 0.7 | 4.0 |
| SC(B)H15-630 | 630 | 6,6.3,6.6,10,11/0.4 | 410 | 5960 | 0.7 | 6.0 |
| SC(B)H15-800 | 800 | 6,6.3,6.6,10,11/0.4 | 480 | 6960 | 0.7 | 6.0 |
| SC(B)H15-1000 | 1000 | 6,6.3,6.6,10,11/0.4 | 550 | 8130 | 0.6 | 6.0 |
| SC(B)H15-1250 | 1250 | 6,6.3,6.6,10,11/0.4 | 650 | 9690 | 0.6 | 6.0 |
| SC(B)H15-1600 | 1600 | 6,6.3,6.6,10,11/0.4 | 780 | 11730 | 0.6 | 6.0 |
| SC(B)H15-2000 | 2000 | 6,6.3,6.6,10,11/0.4 | 1000 | 14450 | 0.5 | 6.0 |
| SC(B)H15-2500 | 2500 | 6,6.3,6.6,10,11/0.4 | 1200 | 17170 | 0.5 | 6.0 |
The construction of an oil immersed transformer typically consists of a core, windings, and a tank filled with insulating oil. This design allows for higher efficiency and power ratings compared to dry-type transformers. A 2000 kVA transformer, for instance, is capable of handling significant electrical loads, making it suitable for industrial and commercial use. Manufacturers in China have become increasingly adept at producing high-quality oil immersed transformers, meeting both domestic and international standards.
Advantages of Choosing a 2000 kVA Transformer from China
When considering a 2000 kVA transformer, cost effectiveness is often a primary concern for buyers. Chinese manufacturers are known for offering competitively priced transformers without compromising on quality. By leveraging advanced manufacturing techniques and economies of scale, these producers can deliver products that meet stringent performance requirements at lower costs.
In addition to cost savings, Chinese manufacturers often provide robust support services, including installation and maintenance. This ensures that customers not only receive a reliable product but also ongoing assistance throughout the lifespan of the transformer. Furthermore, many companies offer customizable solutions tailored to specific needs, making it easier for businesses to find the right transformer for their operations.
Quality Assurance in Oil Immersed Transformers
Quality assurance is critical when selecting an oil immersed transformer, particularly for high-capacity models like the 2000 kVA unit. Chinese manufacturers adhere to strict quality control processes to ensure that their transformers meet international safety and performance standards. This includes rigorous testing procedures to verify insulation resistance, temperature rise, and short-circuit withstand capability.
Customers can also benefit from certifications such as ISO and IEC compliance, which serve as indicators of quality and reliability. With a focus on continuous improvement and innovation, leading manufacturers in China are committed to enhancing the durability and efficiency of their transformers. By investing in research and development, they strive to produce cutting-edge solutions that cater to the evolving demands of the electrical industry, while also addressing common issues like overheating and energy loss, thus ensuring a more cost-effective operation over time.
