Table of Contents
Understanding Dry Type and Oil Filled Transformers
Transformers play a crucial role in electrical systems, and they can be broadly classified into two types: dry type and oil filled transformers. Dry type transformers are insulated with solid materials, allowing them to operate in environments where moisture and contamination are concerns. They are commonly used in commercial and industrial settings, providing reliability and safety without the risk of oil leaks.
On the other hand, oil filled transformers are immersed in oil, which acts as both an insulator and a cooling medium. These transformers are typically used in high voltage applications, where they can handle larger power loads efficiently. The oil helps dissipate heat, ensuring that the transformer operates within safe temperature limits. Each type has its unique advantages and is selected based on specific application requirements.
Three-Phase Transformers and Their Applications
Three-phase transformers are another essential component in electrical systems, especially in industrial applications. They consist of three sets of windings, allowing for efficient power distribution across three phases of electricity. This design results in a more balanced load and reduces the need for additional equipment, making it a cost-effective solution for many businesses.
In China, several manufacturers specialize in the production of three-phase transformers. These companies focus on delivering high-quality products that meet international standards, ensuring their transformers can perform effectively in various conditions. With the growing demand for efficient power solutions, the Chinese market has seen a surge in transformer production capabilities, positioning itself as a leading exporter in the global market.
| 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 |
China’s Role as a Transformer Exporter
China has emerged as a top maker and exporter of transformers, including dry type and oil filled varieties. The country’s vast manufacturing capabilities and competitive pricing have made it an attractive source for many countries looking to acquire quality transformers. Chinese exporters often leverage advanced technology and skilled labor to produce reliable products that cater to both domestic and international markets.
Video content showcasing the manufacturing processes and product specifications of these transformers has become increasingly popular. Many Chinese companies utilize platforms like YouTube to share informative clips that detail their products’ features, advantages, and installation procedures. These videos not only help educate potential buyers but also build trust in the quality of Chinese-made transformers, ensuring they remain a dominant player in the global electrical equipment industry.
