Table of Contents
Blog Topic: Dry Type & Liquid Immersed Transformer
Transformers are essential components in electrical systems, as they help to regulate voltage levels and ensure the safe and efficient transmission of electricity. There are two main types of transformers commonly used in the industry: dry type transformers and liquid immersed transformers. Each type has its own set of advantages and disadvantages, making it important for businesses to carefully consider their specific needs before making a decision.
Dry type transformers are typically used in indoor applications where flammable liquids are not allowed. These transformers are filled with a solid insulation material, such as epoxy resin, which helps to protect the windings from environmental contaminants and moisture. Dry type transformers are also known for their low maintenance requirements and high efficiency, making them a popular choice for many businesses.
On the other hand, liquid immersed transformers are filled with a liquid dielectric, such as mineral oil or silicone oil, which helps to dissipate heat and provide insulation. These transformers are often used in outdoor applications where space is not a constraint, as they require a larger footprint compared to dry type transformers. Liquid immersed transformers are also known for their high reliability and long service life, making them a preferred choice for many industrial applications.
| Type | Rated\\u00a0power\\u00a0\\uff08KVA\\uff09 | Voltage\\u00a0combination\\uff08KV\\uff09 | No-load\\u00a0losses\\uff08W\\uff09 | Load\\u00a0losses\\uff08W\\uff09 | No-load\\u00a0current\\u00a0\\uff08%\\uff09 | Short-circuit\\u00a0voltage\\u00a0\\uff08%\\uff09 |
| SCH15-30 | 30 | 6,6.3,6.6,10,11/0.4 | 70 | 710 | 1.6 | 4.0 |
| SCH15-50 | 50 | 6,6.3,6.6,10,11/0.4 | 90 | 1000 | 1.4 | 4.0 |
| SCH15-80 | 80 | 6,6.3,6.6,10,11/0.4 | 120 | 1380 | 1.3 | 4.0 |
| SCH15-100 | 100 | 6,6.3,6.6,10,11/0.4 | 130 | 1570 | 1.2 | 4.0 |
| SCH15-125 | 125 | 6,6.3,6.6,10,11/0.4 | 150 | 1850 | 1.1 | 4.0 |
| SC(B)H15-160 | 160 | 6,6.3,6.6,10,11/0.4 | 170 | 2130 | 1.1 | 4.0 |
| SC(B)H15-200 | 200 | 6,6.3,6.6,10,11/0.4 | 200 | 2530 | 1.0 | 4.0 |
| SC(B)H15-250 | 250 | 6,6.3,6.6,10,11/0.4 | 230 | 2760 | 1.0 | 4.0 |
| SC(B)H15-315 | 315 | 6,6.3,6.6,10,11/0.4 | 280 | 3470 | 0.9 | 4.0 |
| SC(B)H15-400 | 400 | 6,6.3,6.6,10,11/0.4 | 310 | 3990 | 0.8 | 4.0 |
| SC(B)H15-500 | 500 | 6,6.3,6.6,10,11/0.4 | 360 | 4880 | 0.8 | 4.0 |
| SC(B)H15-630 | 630 | 6,6.3,6.6,10,11/0.4 | 420 | 5880 | 0.7 | 4.0 |
| SC(B)H15-630 | 630 | 6,6.3,6.6,10,11/0.4 | 410 | 5960 | 0.7 | 6.0 |
| SC(B)H15-800 | 800 | 6,6.3,6.6,10,11/0.4 | 480 | 6960 | 0.7 | 6.0 |
| SC(B)H15-1000 | 1000 | 6,6.3,6.6,10,11/0.4 | 550 | 8130 | 0.6 | 6.0 |
| SC(B)H15-1250 | 1250 | 6,6.3,6.6,10,11/0.4 | 650 | 9690 | 0.6 | 6.0 |
| SC(B)H15-1600 | 1600 | 6,6.3,6.6,10,11/0.4 | 780 | 11730 | 0.6 | 6.0 |
| SC(B)H15-2000 | 2000 | 6,6.3,6.6,10,11/0.4 | 1000 | 14450 | 0.5 | 6.0 |
| SC(B)H15-2500 | 2500 | 6,6.3,6.6,10,11/0.4 | 1200 | 17170 | 0.5 | 6.0 |
When it comes to installing transformers, businesses have the option of choosing between ground mounted transformers and pole mounted transformers. Ground mounted transformers are installed on a concrete pad or platform, making them suitable for locations where space is not a constraint. These transformers are easy to access for maintenance and repair, making them a popular choice for many businesses.
Pole mounted transformers, on the other hand, are installed on utility poles or structures, making them ideal for locations where space is limited. These transformers are often used in residential areas or rural locations where underground installation is not feasible. Pole mounted transformers are also known for their ease of installation and low maintenance requirements, making them a cost-effective solution for many businesses.

In China, there are many enterprises that specialize in the manufacturing and distribution of transformers. These companies offer a wide range of products, including dry type transformers, liquid immersed transformers, ground mounted transformers, and pole mounted transformers. Many of these enterprises have a reputation for providing high-quality products at competitive prices, making them a preferred choice for businesses looking to invest in reliable electrical equipment.
One of the key advantages of working with a Chinese enterprise is the fast delivery times they offer. Many companies in China have streamlined their production processes to ensure quick turnaround times for orders, allowing businesses to receive their transformers in a timely manner. This can be especially important for businesses that are facing tight deadlines or urgent project requirements.
In addition to fast delivery times, many Chinese enterprises also provide comprehensive support services to their customers. This includes technical assistance, installation guidance, and after-sales support to ensure that businesses are able to maximize the performance of their transformers. Some companies even offer online resources, such as instructional videos and tutorials, to help customers better understand how to use and maintain their transformers.
Overall, when it comes to choosing between dry type and liquid immersed transformers, businesses should carefully consider their specific needs and requirements. Whether they opt for a ground mounted transformer or a pole mounted transformer, working with a reputable Chinese enterprise can help businesses access high-quality products, fast delivery times, and comprehensive support services to ensure the success of their electrical projects.

