Transformers are essential devices that are used to transfer electrical energy from one circuit to another by means of electromagnetic induction. They are used in various applications ranging from power distribution systems to electronic devices. In this article, we will provide a comprehensive guide on the classification of transformers.

Classification Based on Application:

Transformers can be classified based on their application into two categories:

1、Power Transformers: These are used in power distribution systems to step up or step down the voltage level of the power supply. They are typically large in size and are designed to handle high voltage and power levels.

2、Distribution Transformers: These are used to step down the voltage level of the power supply to a level suitable for domestic and commercial use. They are relatively smaller in size and are designed to handle low voltage and power levels.

Classification Based on the Number of Phases:

Transformers can be classified based on the number of phases they are designed to handle:

1、Single-Phase Transformers: These are designed to handle single-phase AC power supply.

2、Three-Phase Transformers: These are designed to handle three-phase AC power supply.

Classification Based on Construction:

Transformers can be classified based on their construction into three categories:

1、Core Type Transformer: In this type of transformer, the windings are wound around a magnetic core. The core is typically made of laminated steel to minimize eddy current losses.

2、Shell Type Transformer: In this type of transformer, the windings are wound around a central limb and the core is divided into two or more parts.

3、Berry Type Transformer: In this type of transformer, the windings are wound around a central limb, and the core is made up of a single piece.

Classification Based on Cooling:

1、Transformers can be classified based on their cooling method into two categories:

Dry Type Transformer: These transformers use air or gas as a cooling medium. They are typically used in applications where the risk of fire is high.

2、Oil Type Transformer: These transformers use oil as a cooling medium. They are typically used in applications where the power levels are high and the risk of fire is low.

Conclusion:

In conclusion, transformers can be classified based on various factors such as application, number of phases, construction, and cooling method. The classification of transformers is important as it helps in selecting the right transformer for a specific application. Understanding the classification of transformers is essential for anyone working in the field of electrical engineering.

LuShan, est. 1975,  is a Chinese professional manufacturer specializing in power transformers and reactors for 48 years. Leading products are single-phase transformer, three-phase transformers, DC inductors, AC reactors, filtering reactor, expoxy resin high-voltage transformer and intermediate, high-frequency products. Our 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, central air conditioning.

Know more about power transformer :https://www.lstransformer.com/Transformers