Table of Contents
Understanding Electrical Transformers
Electrical transformers are essential devices in the transmission and distribution of electrical energy. They work by converting electrical voltage levels, allowing for efficient power transfer over long distances. A transformer operates on the principle of electromagnetic induction, where a changing current in one coil induces a voltage in another coil. This process is crucial for managing the flow of electricity in various applications, from residential to industrial settings.
Transformers are classified into several types based on their construction and application. Among these, the three-phase transformer is particularly significant. This type of transformer is designed to operate with three separate alternating currents, which results in more efficient power delivery compared to single-phase transformers. As such, three-phase transformers are widely used in industrial applications, where large amounts of power are needed.
The Role of Three-Phase Transformers in Industry
Three-phase transformers play a pivotal role in modern industrial setups. They enable the efficient use of electrical energy across various machinery and equipment, minimizing energy loss during transmission. Their design allows for a balanced load, which is crucial in maintaining system stability and reducing operational costs. Industries relying on heavy machinery benefit immensely from the reliability and efficiency provided by these transformers.
In China, many companies specialize in manufacturing high-quality three-phase transformers. These manufacturers focus on integrating advanced technologies and materials to enhance performance and durability. Despite the competitive market, some Chinese companies manage to offer high cost performance, delivering reliable products at attractive prices. This makes them a preferred choice for businesses looking to optimize their electrical systems without compromising quality.
High Cost Performance of Chinese Transformer Manufacturers

The concept of high cost performance refers to achieving superior quality at a reasonable price. In the context of electrical transformers, this means providing robust and efficient solutions that do not break the bank. Chinese manufacturers are increasingly recognized for their ability to deliver such products, combining innovation with affordability.
Many of these companies invest heavily in research and development to ensure their transformers meet international standards while remaining competitively priced. This commitment to quality and performance has enabled them to gain a significant foothold in global markets. As industries continue to expand, the demand for cost-effective yet reliable electrical solutions will only grow, making Chinese transformer manufacturers key players in the industry.
| Type | Rated capacity (KVA) | Voltage combination(KV) | No-load losses(W) | Load losses(W) | No-load Current (%) | Short-circuit impedance (%) |
| SH15-M-30 | 30 | 6,6.3,10,10.5,11/0.4 | 33 | 630 | 1.50 | 4.0 |
| SH15-M-50 | 50 | 6,6.3,10,10.5,11/0.4 | 43 | 910 | 1.20 | 4.0 |
| SH15-M-63 | 63 | 6,6.3,10,10.5,11/0.4 | 50 | 1090 | 1.10 | 4.0 |
| SH15-M-80 | 80 | 6,6.3,10,10.5,11/0.4 | 60 | 1310 | 1.00 | 4.0 |
| SH15-M-100 | 100 | 6,6.3,10,10.5,11/0.4 | 75 | 1580 | 0.90 | 4.0 |
| SH15-M-125 | 125 | 6,6.3,10,10.5,11/0.4 | 85 | 1890 | 0.80 | 4.0 |
| SH15-M-160 | 160 | 6,6.3,10,10.5,11/0.4 | 100 | 2310 | 0.60 | 4.0 |
| SH15-M-200 | 200 | 6,6.3,10,10.5,11/0.4 | 120 | 2730 | 0.60 | 4.0 |
| SH15-M-250 | 250 | 6,6.3,10,10.5,11/0.4 | 140 | 3200 | 0.60 | 4.0 |
| SH15-M-315 | 315 | 6,6.3,10,10.5,11/0.4 | 170 | 3830 | 0.50 | 4.0 |
| SH15-M-400 | 400 | 6,6.3,10,10.5,11/0.4 | 200 | 4520 | 0.50 | 4.0 |
| SH15-M-500 | 500 | 6,6.3,10,10.5,11/0.4 | 240 | 5140 | 0.50 | 4.0 |
| SH15-M-630 | 630 | 6,6.3,10,10.5,11/0.4 | 320 | 6200 | 0.30 | 4.5 |
| SH15-M-800 | 800 | 6,6.3,10,10.5,11/0.4 | 380 | 7500 | 0.30 | 4.5 |
| SH15-M-1000 | 1000 | 6,6.3,10,10.5,11/0.4 | 450 | 10300 | 0.30 | 4.5 |
| SH15-M-1250 | 1250 | 6,6.3,10,10.5,11/0.4 | 530 | 12000 | 0.20 | 4.5 |
| SH15-M-1600 | 1600 | 6,6.3,10,10.5,11/0.4 | 630 | 14500 | 0.20 | 4.5 |
| SH15-M-2000 | 2000 | 6,6.3,10,10.5,11/0.4 | 750 | 18300 | 0.20 | 5.0 |
| SH15-M-2500 | 2500 | 6,6.3,10,10.5,11/0.4 | 900 | 21200 | 0.20 | 5.0 |
