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Understanding Power Transformers and Their Importance
Power transformers are essential components in electrical power systems, facilitating the transfer of electrical energy between different voltage levels. They play a crucial role in the transmission of electricity over long distances, ensuring efficiency and reliability. In a three-phase system, which is commonly used for industrial applications, these transformers help balance loads and reduce losses.
| SC(B)10 | Rated capacity （KVA） | Voltage combination（KV） | No-load losses（W） | Load losses（W） | No-load current （%） | Short-circuit impedance （%） |
| SC10-30 | 30 | 6,6.3,6.6,10,11/0.4 | 190 | 710 | 2.4 | 4.0 |
| SC10-50 | 50 | 6,6.3,6.6,10,11/0.4 | 270 | 1000 | 2.4 | 4.0 |
| SC10-80 | 80 | 6,6.3,6.6,10,11/0.4 | 370 | 1380 | 1.8 | 4.0 |
| SC10-100 | 100 | 6,6.3,6.6,10,11/0.4 | 400 | 1570 | 1.8 | 4.0 |
| SC10-125 | 125 | 6,6.3,6.6,10,11/0.4 | 470 | 1850 | 1.6 | 4.0 |
| SCB10-160 | 160 | 6,6.3,6.6,10,11/0.4 | 550 | 2130 | 1.6 | 4.0 |
| SCB10-200 | 200 | 6,6.3,6.6,10,11/0.4 | 630 | 2530 | 1.4 | 4.0 |
| SCB10-250 | 250 | 6,6.3,6.6,10,11/0.4 | 720 | 2760 | 1.4 | 4.0 |
| SCB10-315 | 315 | 6,6.3,6.6,10,11/0.4 | 880 | 3470 | 1.2 | 4.0 |
| SCB10-400 | 400 | 6,6.3,6.6,10,11/0.4 | 980 | 3990 | 1.2 | 4.0 |
| SCB10-500 | 500 | 6,6.3,6.6,10,11/0.4 | 1160 | 4880 | 1.2 | 4.0 |
| SCB10-630 | 630 | 6,6.3,6.6,10,11/0.4 | 1350 | 5880 | 1.0 | 4.0 |
| SCB10-630 | 630 | 6,6.3,6.6,10,11/0.4 | 1300 | 5960 | 1.0 | 6.0 |
| SCB10-800 | 800 | 6,6.3,6.6,10,11/0.4 | 1520 | 6960 | 1.0 | 6.0 |
| SCB10-1000 | 1000 | 6,6.3,6.6,10,11/0.4 | 1770 | 8130 | 1.0 | 6.0 |
| SCB10-1250 | 1250 | 6,6.3,6.6,10,11/0.4 | 2090 | 9690 | 1.0 | 6.0 |
| SCB10-1600 | 1600 | 6,6.3,6.6,10,11/0.4 | 2450 | 11730 | 1.0 | 6.0 |
| SCB10-2000 | 2000 | 6,6.3,6.6,10,11/0.4 | 3050 | 14450 | 0.8 | 6.0 |
| SCB10-2500 | 2500 | 6,6.3,6.6,10,11/0.4 | 3600 | 17170 | 0.8 | 6.0 |
The design and construction of power transformers are critical to their performance. High-quality materials and advanced manufacturing techniques are employed to ensure durability and efficiency. In China, many companies specialize in the production of three-phase transformers, leveraging state-of-the-art technology to meet international standards.
The Role of Three-Phase Transformers in Industry
Three-phase transformers are widely used in various industries due to their ability to handle large amounts of power. They are particularly favored in commercial and industrial settings where heavy machinery operates. By converting high voltages to lower levels, they make it safer and more efficient to distribute electricity to different parts of a facility.
Moreover, these transformers contribute to improved power quality and stability. In regions with fluctuating demand, three-phase transformers can help mitigate voltage drops and surges, enhancing the overall performance of the electrical system. Companies in China have recognized this need and have developed robust solutions to cater to different industrial requirements.
| Type | Rated capacity （KVA） | Voltage combination（KV） | No-load losses（W） | Load losses（W） | No-load current （%） | Short-circuit impedance （%） |
| SZ11-2000 | 2000 | 33,35/6.3,6.6,10.5,11 | 2300 | 19240 | 0.80 | 6.5 |
| SZ11-2500 | 2500 | 33,35/6.3,6.6,10.5,11 | 2720 | 20640 | 0.80 | 6.5 |
| SZ11-3150 | 3150 | 33,35/6.3,6.6,10.5,11 | 3230 | 24710 | 0.72 | 7.0 |
| SZ11-4000 | 4000 | 33,35/6.3,6.6,10.5,11 | 3870 | 29160 | 0.72 | 7.0 |
| SZ11-5000 | 5000 | 33,35/6.3,6.6,10.5,11 | 4640 | 34200 | 0.68 | 7.0 |
| SZ11-6300 | 6300 | 33,35/6.3,6.6,10.5,11 | 5630 | 36800 | 0.68 | 7.5 |
| SZ11-8000 | 8000 | 33,35/6.3,6.6,10.5,11 | 7870 | 40600 | 0.60 | 7.5 |
| SZ11-10000 | 10000 | 33,35/6.3,6.6,10.5,11 | 9280 | 48100 | 0.60 | 7.5 |
| SZ11-12500 | 12500 | 33,35/6.3,6.6,10.5,11 | 10940 | 56900 | 0.56 | 8.0 |
| SZ11-16000 | 16000 | 33,35/6.3,6.6,10.5,11 | 13170 | 70300 | 0.54 | 8.0 |
| SZ11-20000 | 20000 | 33,35/6.3,6.6,10.5,11 | 15570 | 82800 | 0.54 | 8.0 |
Long Warranty Periods: A Sign of Quality Assurance
When purchasing power transformers, a long warranty period can be an indicator of a manufacturer’s confidence in their product’s quality. Many Chinese companies offer extended warranties, sometimes exceeding five years, which assures customers of their commitment to reliability and customer satisfaction. This not only provides peace of mind but also reduces the total cost of ownership for businesses.
In today’s competitive market, having a long warranty period can set a company apart from its competitors. It signifies that the manufacturer stands behind their products and is willing to support their clients in case of any issues. This commitment is especially vital in critical applications where downtime can lead to significant financial losses.
