Power Transformer Diagram

A power transformer is an essential component in the distribution and transmission of electrical power. It is designed to transfer electrical energy between two or more circuits through electromagnetic induction. The transformer operates on the basic principle of Faraday's law of electromagnetic induction. The input current flowing through the primary winding creates a magnetic field that induces a voltage in the secondary winding.
Power transformers are available in various sizes and configurations to suit different applications. The diagram below provides a general overview of a typical power transformer.
The primary winding and secondary winding are wound on a common iron core. The core is made up of laminated sheets of magnetic material to minimize eddy current losses. The primary winding is connected to the source of electrical power, while the secondary winding is connected to the load.
The power transformer is designed to operate at a specific voltage and frequency. The voltage ratio between the primary and secondary winding is determined by the number of turns in each winding. The frequency of the transformer is determined by the frequency of the source of electrical power.
The power transformer also includes various protective devices. The over-current protection device is designed to prevent the transformer from being damaged due to overloading. The over-voltage protection device is designed to prevent the transformer from being damaged due to high voltages.
The tap changer is another essential component of the power transformer. It is designed to adjust the voltage of the transformer at the secondary winding. The tap changer consists of a series of taps that can be connected to the secondary winding to vary the voltage output of the transformer.
The power transformer is a critical component in the distribution and transmission of electrical power. It provides a reliable, efficient, and safe way to transfer electrical energy between different circuits. Power transformers are used in a wide range of applications, including power generation, transmission, and distribution, as well as industrial and commercial applications.