Different Types of Transformers and Their Applications

  • Step-Down Transformer. Step-Down Transformer. …
  • Step-Up Transformer. Step-Up Transformer. …
  • Isolation Transformer. Isolation Transformer. …
  • Iron Core Transformer. …
  • Ferrite Core Transformer. …
  • Toroidal Core Transformer. …
  • Air Core transformer. …
  • Transformers used in Power domain.

Similarly, What are the 3 types of transformers?

There are three primary types of voltage transformers (VT): electromagnetic, capacitor, and optical. The electromagnetic voltage transformer is a wire-wound transformer. The capacitor voltage transformer uses a capacitance potential divider and is used at higher voltages due to a lower cost than an electromagnetic VT.

Additionally, How many types of transformers are there? The different types of transformer are Step up and Step down Transformer, Power Transformer, Distribution Transformer, Instrument transformer comprising current and Potential Transformer, Single phase and Three phase transformer, Auto transformer, etc.

What are the 2 types of transformers?

There are two types of potential transformers; the conventional wound type (or electromagnetic type) and the capacitor voltage (potential) transformer. For voltages exceeding 100 kV (phase) the conventional type of potential transformer becomes extremely expensive owing to the insulation requirements.

What are the classification of transformer?

Single and three phase transformers

According to the supply used, the transformers are mainly classified as Single phase and three phase transformers. A normal transformer is a single phase transformer. It has a primary and a secondary winding and it is operated to either decrease or increase the secondary voltage.

What are the different kind of transformer?


Types of Transformer

  • Step up and Stepdown Transformer.
  • Power Transformer.
  • Distribution Transformer.
  • Uses of Distribution Transformer.
  • Instrument Transformer.
  • Current Transformer.
  • Potential Transformer.
  • Single Phase Transformer.

What is a 3 phase transformer?

Three-phase transformers are a type of transformers that are used to change voltages of electrical systems with three phases. There are different types of configurations, namely: star-star, delta-delta, star-delta, and delta-star.

What type of transformer is used in substation?

Substation transformers are most often offered with one of 3 different fluids: Mineral oil or silicone transformer oil. Primary voltages of a substation transformer usually ranges from 2.4 kV to 69 kV in 225 through 20,000 kVA sizes, but 600 volt through 35 kV secondary voltage ratings are also available.

What are the two types of transformers in physics?


There are two types of transformer:

  • a step-up transformer which increases or steps-up voltage.
  • a step-down transformer which reduces or steps-down voltage.

What is stepup and stepdown transformer?

A transformer that increases the voltage from primary to secondary (more secondary winding turns than primary winding turns) is called a step-up transformer. Conversely, a transformer designed to do just the opposite is called a step-down transformer.

What are the classifications of transformers according to their construction?

There are two general types of transformer construction: core-type and shell-type. Single-phase core-type construction consists of a core that provides a single-path magnetic circuit. Each leg of the core has overlapped high and low voltage windings.

What is the basic principle of a transformer?

Principle – A transformer works on the principle of mutual induction. Mutual induction is the phenomenon by which when the amount of magnetic flux linked with a coil changes, an E.M.F. is induced in the neighboring coil. A transformer is made up of a rectangular iron core.

What is a transformer Class 12?

A transformer is a device that changes voltage from one value to another. Power at the input end is equal to the power at the output end. Only the voltage will increase or decrease.

Which transformer is used in home?

In distribution networks, the step-down transformer is commonly used to convert the high grid voltage to low voltage that can be used for home appliances.

What is transformer explain with diagram and types?

A transformer is defined as a passive electrical device that transfers electrical energy from one circuit to another through the process of electromagnetic induction. It is most commonly used to increase (‘step up’) or decrease (‘step down’) voltage levels between circuits.

Who is the main transformer?

Their main leader is Optimus Prime, but other “Primes” have also commanded the Autobots such as Rodimus Prime. They are constantly at war with the Decepticons.

What is the purpose of a three-phase transformer?

Three phase transformers are designed to supply electric power to three-phase systems. These electrical devices have three circuit conductors and may or may not have a neutral wire. Three phase power is used by electric power distribution grids and to power large motors and other large loads.

What are three-phase transformers used for?

Three-phase transformers are used for power generation and electrical distribution network applications. They can be found in high power industrial loads such as rectifiers, motor drives, and other equipment.

What is the purpose of using three-phase transformers?

The three-phase system is used to generate, transmit, and distribute electrical power. It generates power on a large scale to meet the needs of industries and commercial establishments. Three identical single-phase transformers are connected suitably or combined on a single core to form a three-phase system.

What is current transformer in substation?

A current transformer (CT) is a type of transformer that is used to reduce or multiply an alternating current (AC). … Current transformers are the current-sensing units of the power system and are used at generating stations, electrical substations, and in industrial and commercial electric power distribution.

What is a transformer sub station?

an electric substation that steps up or steps down the voltage of an AC power system, and also distributes electric power. A transformer substation usually has one or two power transformers, distribution equipment, control and protective devices, and auxiliary equipment. …

How many transformers are in a substation?

More typical distribution substations have a switch, one transformer, and minimal facilities on the low-voltage side.

What is difference between step-up and step-down transformer?

The main difference between the step-up and step-down transformer is that the step-up transformer increases the output voltage, while the step-down transformer reduces the output voltage.

What are the two types of transformer depending upon the position of the primary and secondary coils on the core?

Depends upon the voltage ratios from primary to secondary windings, the transformers are classified as step-up and step-down transformers.

What is two winding transformer?

Winding – Transformers have two windings, being the primary winding and the secondary winding. The primary winding is the coil that draws power from the source. The secondary winding is the coil that delivers the energy at the transformed or changed voltage to the load.