Table of Contents
Understanding Electrical Transformers

Electrical transformers play a crucial role in the transmission and distribution of electrical energy. They work on the principle of electromagnetic induction, allowing for the conversion of voltage levels to meet various requirements. By stepping up or stepping down voltage, transformers ensure that electricity can be efficiently transported over long distances and delivered safely to end-users.
| Type | Rated capacity (KVA) | No-load losses(W) | Voltage combination (KV) | Load losses(W) | No-load current (%) | Short-circuit impedance (%) |
| S11-M-30 | 30 | 100 | 6,6.3,10,10.5,11/0.4 | 600 | 2.3 | 4.0 |
| S11-M-50 | 50 | 130 | 6,6.3,10,10.5,11/0.4 | 870 | 2.0 | 4.0 |
| S11-M-63 | 63 | 150 | 6,6.3,10,10.5,11/0.4 | 1040 | 1.9 | 4.0 |
| S11-M-80 | 80 | 180 | 6,6.3,10,10.5,11/0.4 | 1250 | 1.9 | 4.0 |
| S11-M-100 | 100 | 200 | 6,6.3,10,10.5,11/0.4 | 1500 | 1.8 | 4.0 |
| S11-M-125 | 125 | 240 | 6,6.3,10,10.5,11/0.4 | 1800 | 1.7 | 4.0 |
| S11-M-160 | 160 | 280 | 6,6.3,10,10.5,11/0.4 | 2200 | 1.6 | 4.0 |
| S11-M-200 | 200 | 340 | 6,6.3,10,10.5,11/0.4 | 2600 | 1.5 | 4.0 |
| S11-M-250 | 250 | 400 | 6,6.3,10,10.5,11/0.4 | 3050 | 1.4 | 4.0 |
| S11-M-315 | 315 | 480 | 6,6.3,10,10.5,11/0.4 | 3650 | 1.4 | 4.0 |
| S11-M-400 | 400 | 570 | 6,6.3,10,10.5,11/0.4 | 4300 | 1.3 | 4.0 |
| S11-M-500 | 500 | 680 | 6,6.3,10,10.5,11/0.4 | 5100 | 1.2 | 4.0 |
| S11-M-630 | 630 | 810 | 6,6.3,10,10.5,11/0.4 | 6200 | 1.1 | 4.5 |
| S11-M-800 | 800 | 980 | 6,6.3,10,10.5,11/0.4 | 7500 | 1.0 | 4.5 |
| S11-M-1000 | 1000 | 1150 | 6,6.3,10,10.5,11/0.4 | 10300 | 1.0 | 4.5 |
| S11-M-1250 | 1250 | 1360 | 6,6.3,10,10.5,11/0.4 | 12800 | 0.9 | 4.5 |
| S11-M-1600 | 1600 | 1640 | 6,6.3,10,10.5,11/0.4 | 14500 | 0.8 | 4.5 |
| S11-M-2000 | 2000 | 2280 | 6,6.3,10,10.5,11/0.4 | 17820 | 0.6 | 5.0 |
| S11-M-2500 | 2500 | 2700 | 6,6.3,10,10.5,11/0.4 | 20700 | 0.6 | 5.0 |
| S11-M-30- | 30 | 90 | 20,22/0.4 | 660 | 2.1 | 5.5 |
| S11-M-50- | 50 | 130 | 20,22/0.4 | 960 | 2 | 5.5 |
| S11-M-63- | 63 | 150 | 20,22/0.4 | 1145 | 1.9 | 5.5 |
| S11-M-80- | 80 | 180 | 20,22/0.4 | 1370 | 1.8 | 5.5 |
| S11-M-100- | 100 | 200 | 20,22/0.4 | 1650 | 1.6 | 5.5 |
| S11-M-125- | 125 | 240 | 20,22/0.4 | 1980 | 1.5 | 5.5 |
| S11-M-160- | 160 | 290 | 20,22/0.4 | 2420 | 1.4 | 5.5 |
| S11-M-200- | 200 | 330 | 20,22/0.4 | 2860 | 1.3 | 5.5 |
| S11-M-250- | 250 | 400 | 20,22/0.4 | 3350 | 1.2 | 5.5 |
| S11-M-315- | 315 | 480 | 20,22/0.4 | 4010 | 1.1 | 5.5 |
| S11-M-400- | 400 | 570 | 20,22/0.4 | 4730 | 1 | 5.5 |
| S11-M-500 | 500 | 680 | 20,22/0.4 | 5660 | 1 | 5.5 |
| S11-M-630 | 630 | 810 | 20,22/0.4 | 6820 | 0.9 | 6 |
| S11-M-800 | 800 | 980 | 20,22/0.4 | 8250 | 1.8 | 6 |
| S11-M-1000 | 1000 | 1150 | 20,22/0.4 | 11330 | 0.7 | 6 |
| S11-M-1250 | 1250 | 1350 | 20,22/0.4 | 13200 | 0.7 | 6 |
| S11-M-1600 | 1600 | 1630 | 20,22/0.4 | 15950 | 0.6 | 6 |
Transformers are essential components in power grids, enabling the integration of renewable energy sources and improving overall system reliability. Their ability to handle high voltage levels helps reduce energy losses during transmission, making them vital for modern electrical infrastructure. As the demand for electricity continues to rise, the importance of efficient transformers cannot be overstated.
Pole Mounted Transformers and Their Benefits
Pole mounted transformers are commonly used in residential and commercial areas for their versatility and space-saving design. These transformers are installed on utility poles, providing an effective solution for transforming high voltage electricity into a lower voltage suitable for consumer use. This strategic placement not only saves ground space but also simplifies maintenance and accessibility.
One of the significant benefits of pole mounted transformers is their energy-saving capabilities. By ensuring that voltage is precisely regulated, these transformers minimize energy wastage, thereby contributing to lower electricity bills for consumers. Additionally, advancements in technology have led to the development of more efficient models that further enhance energy savings while maintaining optimal performance.
Choosing a Reliable Manufacturer in China
When it comes to sourcing electrical transformers, China is home to numerous manufacturers renowned for their quality and innovation. Many companies specialize in producing pole mounted transformers that comply with international standards, ensuring reliability and safety. Selecting a reputable manufacturer is crucial for obtaining products that not only meet technical specifications but also come with strong after-sales support.
Potential buyers should look for manufacturers that emphasize energy efficiency in their designs. With a growing emphasis on sustainability, many Chinese manufacturers are investing in research and development to create transformers that consume less energy while maintaining high performance. Watching product demonstration videos can provide valuable insights into the functionality and efficiency of these transformers, helping buyers make informed decisions.

