What Are the Functions of the Enclosure of Dry-type Transformers?

The enclosure of dry-type transformers plays a vital role in its overall operation and application. It not only ensures the stable operation of the transformer itself but also provides effective protection for the surrounding environment and personnel safety.

Content

● Physical Protection Function

The primary function of the enclosure of dry-type transformers is to offer physical protection. It can effectively resist various external mechanical collisions, impacts, and the intrusion of foreign objects. In industrial environments or some more complex places, such as construction sites and factory workshops, there may be situations like the movement of equipment and the handling of materials. The enclosure can prevent these accidental factors from damaging the precise components inside the transformer, such as the windings and the core, avoiding electrical failures caused by mechanical damage and thus ensuring the continuous and stable operation of the transformer and extending its service life.

● Enhancement of Electrical Insulation

The enclosure has a significant effect on enhancing the electrical insulation performance of dry-type transformers. Although dry-type transformers themselves have a certain insulation structure, the enclosure, as an additional protective barrier, can further isolate the live parts inside the transformer from the external environment. It can effectively prevent the deterioration of insulation performance or electrical short circuits caused by external factors such as dust, moisture, and small animals from entering. For example, in a humid environment, the enclosure can prevent water vapor from eroding the insulation layer of the transformer, maintaining its good insulation characteristics, ensuring the safety and reliability of power transmission, and reducing the risk of accidents caused by insulation problems.

● Reduction of Electromagnetic Interference

In modern power application scenarios, the electromagnetic environment is becoming increasingly complex. The enclosure of dry-type transformers can play a role in shielding electromagnetic interference. It can limit the leakage of the electromagnetic field generated during the operation of the transformer to the outside, reducing the electromagnetic impact on other surrounding sensitive electronic devices and communication lines. Meanwhile, it can also block external electromagnetic interference signals from entering the inside of the transformer, avoiding interfering with its normal electromagnetic conversion process and ensuring the stability of the power quality output by the transformer, so that all the equipment in the power system can work in harmony and efficiently.

● Safety Warning and Aesthetics

The enclosure also has the function of safety warning. Usually, the enclosure will adopt specific colors or markings to remind the people around to pay attention to the existence of the transformer and stay away from dangerous areas, preventing safety accidents such as electric shock caused by accidental approach. In addition, from the perspective of appearance design, the enclosure makes dry-type transformers look more beautiful and orderly in the overall layout, enabling them to integrate better with the surrounding environment and improving the overall image and visual effect of power facilities.

In Summary

In conclusion, the enclosure of dry-type transformers plays an indispensable role in physical protection, electrical insulation, suppression of electromagnetic interference, as well as safety warning and aesthetics. It is an important part of ensuring the safe, stable, and efficient operation of dry-type transformers and the overall good operation of the power system.

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LuShan, est.1975, is a Chinese professional manufacturer specializing in power transformers and reactors for 49 years. Leading products are single-phase transformer, three-phase isolation transformers,electrical transformer,distribution transformer, step down and step up transformer, low voltage transformer, high voltage transformer, control transformer, toroidal transformer, R-core transformer;DC inductors, AC reactors, filtering reactor, line and load reactor, chokes, filtering reactor, and intermediate,high-frequency products.

Our power transformers and reactors are widely used in 10 application areas: rapid transit, construction machinery, renewable energy, intelligent manufacturing, medical equipment, coal mine explosion prevention , excitation system, vacuum sintering(furnace), central air conditioning.

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