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Types of Transformers: Dry Type vs. Oil Filled
Transformers are essential components in electrical systems, and they come in different types to suit various applications. Among these, dry type and oil filled transformers are the most commonly used. Dry type transformers are typically utilized in indoor applications as they do not use any flammable liquid for insulation or cooling. This makes them safer and more environmentally friendly, particularly in urban settings where fire hazards need to be minimized.
Oil filled transformers, on the other hand, are often employed in outdoor settings due to their superior cooling capabilities. The oil acts as both an insulator and a coolant, allowing these transformers to handle higher loads. However, their reliance on oil can pose environmental risks if leaks occur. Both types of transformers have their advantages and disadvantages, making it essential for enterprises to carefully consider their specific needs when selecting a transformer.
| Type | Rated capacity （KVA） | Voltage combination（KV） | No-load losses（W） | Load losses（W） | No-load current （%） | Short-circuit impedance （%） |
| SC13-30 | 30 | 6,6.3,6.6,10,11/0.4 | 150 | 710 | 2.3 | 4.0 |
| SC13-50 | 50 | 6,6.3,6.6,10,11/0.4 | 215 | 1000 | 2.2 | 4.0 |
| SC13-80 | 80 | 6,6.3,6.6,10,11/0.4 | 295 | 1380 | 1.7 | 4.0 |
| SC13-100 | 100 | 6,6.3,6.6,10,11/0.4 | 320 | 1570 | 1.7 | 4.0 |
| SC13-125 | 125 | 6,6.3,6.6,10,11/0.4 | 375 | 1850 | 1.5 | 4.0 |
| SCB13-160 | 160 | 6,6.3,6.6,10,11/0.4 | 430 | 2130 | 1.5 | 4.0 |
| SCB13-200 | 200 | 6,6.3,6.6,10,11/0.4 | 495 | 2530 | 1.3 | 4.0 |
| SCB13-250 | 250 | 6,6.3,6.6,10,11/0.4 | 575 | 2760 | 1.3 | 4.0 |
| SCB13-315 | 315 | 6,6.3,6.6,10,11/0.4 | 705 | 3470 | 1.1 | 4.0 |
| SCB13-400 | 400 | 6,6.3,6.6,10,11/0.4 | 785 | 3990 | 1.1 | 4.0 |
| SCB13-500 | 500 | 6,6.3,6.6,10,11/0.4 | 930 | 4880 | 1.1 | 4.0 |
| SCB13-630 | 630 | 6,6.3,6.6,10,11/0.4 | 1070 | 5880 | 0.9 | 4.0 |
| SCB13-630 | 630 | 6,6.3,6.6,10,11/0.4 | 1040 | 5960 | 0.9 | 6.0 |
| SCB13-800 | 800 | 6,6.3,6.6,10,11/0.4 | 1210 | 6960 | 0.9 | 6.0 |
| SCB13-1000 | 1000 | 6,6.3,6.6,10,11/0.4 | 1410 | 8130 | 0.9 | 6.0 |
| SCB13-1250 | 1250 | 6,6.3,6.6,10,11/0.4 | 1670 | 9690 | 0.9 | 6.0 |
| SCB13-1600 | 1600 | 6,6.3,6.6,10,11/0.4 | 1960 | 11700 | 0.9 | 6.0 |
| SCB13-2000 | 2000 | 6,6.3,6.6,10,11/0.4 | 2440 | 14400 | 0.7 | 6.0 |
| SCB13-2500 | 2500 | 6,6.3,6.6,10,11/0.4 | 2880 | 17100 | 0.7 | 6.0 |
The Role of 3 Phase Transformers in Industry
Three-phase transformers are crucial in industrial applications, providing stable power supply and efficient energy distribution. They are designed to handle three-phase electrical systems, which are commonly used in large factories and commercial buildings. By utilizing three-phase transformers, businesses can achieve balanced loads, reducing the risk of equipment damage and improving overall system efficiency.
In China, many enterprises specialize in the production and design of high-quality three-phase transformers. These specialists leverage advanced technologies and materials to create products that deliver exceptional performance and reliability. With increasing demand for energy-efficient solutions, the development of innovative transformer designs is becoming a key competitive advantage for Chinese manufacturers.
Pricing and Performance Considerations
When evaluating transformers, price and performance are critical factors for enterprises. High-performance transformers can offer significant long-term savings through reduced energy losses and maintenance costs. While the initial investment may be higher, the operational efficiency gained can justify the cost over time. Companies must weigh these aspects, particularly in sectors where energy consumption is a major expense.
Many manufacturers in China provide competitive pricing for their transformer solutions. However, it’s important for buyers to ensure they are not compromising quality for a lower price. Engaging with suppliers who offer clear product specifications, performance guarantees, and customer support can help enterprises make informed purchasing decisions. Additionally, exploring product videos can provide valuable insights into the functionality and reliability of different transformer models, allowing companies to choose the best fit for their needs.
