Draw a transformer with a turns ratio of 4:1. The primary source voltage is 480 volts. What size load resistor would be needed to develop a secondary current of 12 amps. What is the primary current and the power used in this transformer?

Draw a transformer with a turns ratio of 4:1. The primary source voltage is 480 volts. What size load resistor would be needed to develop a secondary current of 12 amps. What is the primary current and the power used in this transformer?

Electricity for Refrigeration, Heating, and Air Conditioning (MindTap Course List)

10th Edition

ISBN:9781337399128

Author:Russell E. Smith

Publisher:Russell E. Smith

Chapter5: Components, Symbols, And Circuitry Of Air-conditioning Wiring Diagrams

Section: Chapter Questions

Problem 15RQ: What is the purpose of a transformer? Draw the symbols for a transformer.

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Concept explainers

Three-Phase Transformers

Three-segment transformers are a type of transformer used to transform voltages of electrical systems into three ranges. Two type transformers are shell-type transformer and core type transformer. In brief, it could be described because of the exquisite kinds of configurations.

Transformer

Ever since electricity has been created, people have started using it in its entirety. We see many types of Transformers in the neighborhoods. Some are smaller in size and some are very large. They are used according to their requirements. Many of us have seen the electrical transformer but they do not know what work they are engaged in.

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Step 1: Finding the Load Resistor

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Step 3: Transformer diagram

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