A step-up transformer is a type of transformer that converts the low voltage (LV) and high current from the primary side of the transformer to the high voltage (HV) and low current value on the secondary side of the transformer. The reverse of this is known as a step down transformer.

A “step-down transformer” is used to step voltage down, while a “step-up transformer” is used to step voltage up. The voltage coming into the transformer from the power source is called the primary voltage and the voltage going out of the transformer is called the secondary voltage.

Solution: In step-down transformer, voltage decreases and corresponding current increases.

A transformer or autotransformer can be used; (auto)transformers are inherently reversible, so the same transformer can be used to step the voltage up, or step it down by the same ratio. Lighter and smaller devices can be made using electronic circuitry; reducing the voltage electronically is simpler and cheaper than increasing it.

Get access to the latest Step-Up Transformer (in Hindi) prepared with GATE & ESE course curated by Ashwani Kumar Pandey on Unacademy to prepare for the toughest competitive exam.

Applications Frequently asked questions on step up transformers. Definition of Step up Transformer A transformer transfers electrical energy. Step up transformer is one type of electrical transformer. A step-up transformer increases the input voltage and provides increased voltage as the output.

Understanding the wiring diagram of a 120 to 240 step up transformer is essential for proper installation and operation of this type of transformer. By following the above steps, you can ensure that the wiring is correct and that the transformer is functioning properly. This will help to ensure the safety of your equipment and of your personnel.

Step-up and step-down transformers use electromagnetic induction to convert voltage between two circuits. We use both types in the distribution of power from supply stations to the end user, as well as to ensure that the appropriate voltage goes into a circuit on many personal devices.

Example \(\PageIndex{2}\): Calculating Characteristics of a Step-Down Transformer. A battery charger meant for a series connection of ten nickel-cadmium batteries (total emf of 12.5 V DC) needs to have a 15.0 V output to charge the batteries. It uses a step-down transformer with a 200-loop primary and a 120 V input.

A “step-down transformer” is used to step voltage down, while a “step-up transformer” is used to step voltage up. The voltage coming into the transformer from the power source is called the primary voltage and the voltage going out of the transformer is called the secondary voltage.

Now suppose we analyze a circuit containing a step-up transformer (one with more turns of wire in the secondary coil than in the primary coil). With a step-up transformer, the load voltage will be greater than the supply voltage. In this example, I show a step-up transformer with a 1:2 step ratio: A A V V 120 VAC 1:2 240 VAC 10 A

The output of a step-down transformer is measured to be 24 V when connected to a 12 watt light bulb. The value of the peak current is