Transformer and its Classifications

A transformer is a static piece of apparatus by the means of which electric power in one circuit is transferred into electric power of the same frequency in another circuit.

Transformer can be classified in different ways depending on variety parameter.

• Single phase transformer
• Three phase transformer

• Step up transformer
• Step down transformer

• Core type transformer
• Shell type transformer

• Two winding transformer
• Auto transformer

• Liquid filled transformer
• Gas filled transformer
• Dry type transformer

• Power transformer
• Distribution transformer
• Instrument transformer

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