Transformer Ratio Calculator

✖Primary Phasor is a complex representation of voltage or current in the primary winding of a transformer, typically expressed in phasor notation, used in electrical analysis.ⓘ Primary Phasor [Φ_p]			+10% -10%
✖Secondary Phasor is a complex number representing the voltage or current in the secondary winding of a transformer in phasor notation.ⓘ Secondary Phasor [Φ_s]			+10% -10%

✖Transformer ratio expresses the relationship between the number of turns in the primary winding to the number of turns in the secondary winding, determining voltage transformation in a transformer.ⓘ Transformer Ratio [R]

⎘ Copy

👎

Formula

✖

Transformer Ratio

Formula

R = \frac{Φ p}{Φ s}

Example

20 = \frac{9}{0.45}

Calculator

LaTeX

Reset

👍

Download Measuring Instrument Circuits Formula PDF PDF Image

Transformer Ratio Solution

STEP 0: Pre-Calculation Summary

Formula Used

Transformer ratio = Primary Phasor/Secondary Phasor
R = Φ_p/Φ_s
This formula uses 3 Variables

Variables Used

Transformer ratio - Transformer ratio expresses the relationship between the number of turns in the primary winding to the number of turns in the secondary winding, determining voltage transformation in a transformer.
Primary Phasor - Primary Phasor is a complex representation of voltage or current in the primary winding of a transformer, typically expressed in phasor notation, used in electrical analysis.
Secondary Phasor - Secondary Phasor is a complex number representing the voltage or current in the secondary winding of a transformer in phasor notation.

STEP 1: Convert Input(s) to Base Unit

Primary Phasor: 9 --> No Conversion Required
Secondary Phasor: 0.45 --> No Conversion Required

STEP 2: Evaluate Formula

Substituting Input Values in Formula

R = Φ_p/Φ_s --> 9/0.45

Evaluating ... ...

R = 20

STEP 3: Convert Result to Output's Unit

20 --> No Conversion Required

FINAL ANSWER

20 <-- Transformer ratio

(Calculation completed in 00.004 seconds)

You are here -

Home » Engineering » Electronics and Instrumentation » Measuring Instrument Circuits » Instrument Transformer » Transformer Ratio

Credits

Created by Shobhit Dimri

Bipin Tripathi Kumaon Institute of Technology (BTKIT), Dwarahat

Shobhit Dimri has created this Calculator and 900+ more calculators!

Verified by Urvi Rathod

Vishwakarma Government Engineering College (VGEC), Ahmedabad

Urvi Rathod has verified this Calculator and 1900+ more calculators!

< Instrument Transformer Calculators

Voltage of Secondary Coil in Transformer Ratio Method

Go Secondary Winding Voltage = Secondary Winding Turn Numbers*Primary Winding Voltage/Primary Winding Turn Numbers

Flux Linkage Sensitivity

Go Flux Linkage Sensitivity = Ballistic Sensitivity/Galvanometer Circuit Resistance

Turns Ratio in Transformer Ratio Method

Go Turns Ratio = Secondary Winding Turn Numbers/Primary Winding Turn Numbers

Transformer Ratio

Go Transformer ratio = Primary Phasor/Secondary Phasor

Transformer Ratio Formula

Transformer ratio = Primary Phasor/Secondary Phasor
R = Φ_p/Φ_s

What is the use of transformer?

Transformers are most commonly used for increasing low AC voltages at high current (a step-up transformer) or decreasing high AC voltages at low current (a step-down transformer) in electric power applications, and for coupling the stages of signal-processing circuits.

How to Calculate Transformer Ratio?

Transformer Ratio calculator uses Transformer ratio = Primary Phasor/Secondary Phasor to calculate the Transformer ratio, The Transformer Ratio formula is defined as the ratio of the primary turns in the primary coil to the ratio of secondary coil turns. Transformer ratio is denoted by R symbol.

How to calculate Transformer Ratio using this online calculator? To use this online calculator for Transformer Ratio, enter Primary Phasor (Φ_p) & Secondary Phasor (Φ_s) and hit the calculate button. Here is how the Transformer Ratio calculation can be explained with given input values -> 1.975417 = 9/secondary_phasor_instt.

FAQ

What is Transformer Ratio?

The Transformer Ratio formula is defined as the ratio of the primary turns in the primary coil to the ratio of secondary coil turns and is represented as R = Φ_p/Φ_s or Transformer ratio = Primary Phasor/Secondary Phasor. Primary Phasor is a complex representation of voltage or current in the primary winding of a transformer, typically expressed in phasor notation, used in electrical analysis & Secondary Phasor is a complex number representing the voltage or current in the secondary winding of a transformer in phasor notation.

How to calculate Transformer Ratio?

The Transformer Ratio formula is defined as the ratio of the primary turns in the primary coil to the ratio of secondary coil turns is calculated using Transformer ratio = Primary Phasor/Secondary Phasor. To calculate Transformer Ratio, you need Primary Phasor (Φ_p) & Secondary Phasor (Φ_s). With our tool, you need to enter the respective value for Primary Phasor & Secondary Phasor and hit the calculate button. You can also select the units (if any) for Input(s) and the Output as well.

Home

FREE PDFs

🔍 Search