Blog Topic: Dry Type & Liquid Immersed Transformer

Transformers are essential components in electrical systems, as they help to regulate voltage Levels and ensure the efficient transmission of electricity. There are two main types of transformers commonly used in industrial and commercial applications: dry type transformers and liquid immersed transformers. In this article, we will explore the differences between these two types of transformers and discuss their respective advantages and disadvantages.

Dry type transformers, as the name suggests, do not use any liquid coolant for insulation. Instead, they rely on air or solid insulation materials to protect the windings and core from electrical faults. These transformers are typically used in indoor applications where the risk of fire or environmental contamination is a concern. Dry type transformers are also more environmentally friendly than their liquid immersed counterparts, as they do not require the use of oil or other hazardous substances.

On the other hand, liquid immersed transformers use oil or other liquid coolants to insulate the windings and core. These transformers are commonly used in outdoor applications or in environments where fire Safety is not a major concern. Liquid immersed transformers are generally more efficient than dry type transformers, as the liquid coolant helps to dissipate heat more effectively. However, they do require regular maintenance to ensure that the coolant is clean and free of contaminants.

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When it comes to choosing between dry type and liquid immersed transformers, it is important to consider the specific requirements of your application. If fire safety and environmental concerns are a priority, then a dry type transformer may be the best option. On the other hand, if efficiency and reliability are more important, then a liquid immersed transformer may be the better choice.

In addition to the type of transformer, it is also important to consider the configuration of the transformer. Three-phase transformers are commonly used in industrial and commercial applications, as they provide a more stable and balanced power supply. These transformers have three sets of primary and secondary windings, which are connected in either a delta or wye configuration. Three-phase transformers are more efficient than single-phase transformers, as they can handle higher power loads and provide a more consistent voltage output.

When it comes to sourcing transformers for your project, it is important to work with a reputable and experienced manufacturer. China has emerged as a leading producer of high-quality transformers, with many enterprises specializing in the design and production of transformers for a wide range of applications. These companies employ specialist engineers and technicians who have a wealth of experience in transformer design and manufacturing.

Type Rated power (KVA) Off-load losses(W) Voltage combination (KV) Load losses(W) Off-load current (%) Short-circuit voltage (%)
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

One such enterprise is Veteran Transformers, a leading transformer manufacturer in China. With a focus on quality and innovation, Veteran Transformers produces a wide range of transformers, including dry type and liquid immersed transformers. The company’s products are known for their high performance, reliability, and durability, making them a popular choice among customers worldwide.

To learn more about Veteran Transformers and their range of high-class transformers, be sure to check out their videos on their website. These videos provide a detailed look at the company’s manufacturing process, quality control procedures, and testing methods, giving you a behind-the-scenes glimpse into the world of transformer production.

In conclusion, when it comes to choosing a transformer for your project, it is important to consider the type, configuration, and manufacturer. Whether you opt for a dry type or liquid immersed transformer, be sure to work with a reputable and experienced supplier to ensure that you get a high-quality product that meets your specific requirements.