Zero Sequence Impedance for Transformer Calculator

✖Zero Sequence Voltage Xmer is consists of a balanced three-phase voltage and current, phasors of which all have the same phase angles and rotate counterclockwise together.ⓘ Zero Sequence Voltage Xmer [V_0(xmer)]			+10% -10%
✖Zero Sequence Current Xmer is consists of a balanced three-phase current, phasors of which all have the same phase angles and rotate counterclockwise together.ⓘ Zero Sequence Current Xmer [I_0(xmer)]			+10% -10%

✖Zero Sequence Impedance Xmer is consists of a balanced three-phase voltage and current, phasors of which all have the same phase angles and rotate counter clockwise together.ⓘ Zero Sequence Impedance for Transformer [Z_0(xmer)]

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Zero Sequence Impedance for Transformer Solution

STEP 0: Pre-Calculation Summary

Formula Used

Zero Sequence Impedance Xmer = Zero Sequence Voltage Xmer/Zero Sequence Current Xmer
Z_0(xmer) = V_0(xmer)/I_0(xmer)
This formula uses 3 Variables

Variables Used

Zero Sequence Impedance Xmer - (Measured in Ohm) - Zero Sequence Impedance Xmer is consists of a balanced three-phase voltage and current, phasors of which all have the same phase angles and rotate counter clockwise together.
Zero Sequence Voltage Xmer - (Measured in Volt) - Zero Sequence Voltage Xmer is consists of a balanced three-phase voltage and current, phasors of which all have the same phase angles and rotate counterclockwise together.
Zero Sequence Current Xmer - (Measured in Ampere) - Zero Sequence Current Xmer is consists of a balanced three-phase current, phasors of which all have the same phase angles and rotate counterclockwise together.

STEP 1: Convert Input(s) to Base Unit

Zero Sequence Voltage Xmer: 17.6 Volt --> 17.6 Volt No Conversion Required
Zero Sequence Current Xmer: 2.21 Ampere --> 2.21 Ampere No Conversion Required

STEP 2: Evaluate Formula

Substituting Input Values in Formula

Z_0(xmer) = V_0(xmer)/I_0(xmer) --> 17.6/2.21

Evaluating ... ...

Z_0(xmer) = 7.96380090497738

STEP 3: Convert Result to Output's Unit

7.96380090497738 Ohm --> No Conversion Required

FINAL ANSWER

7.96380090497738 ≈ 7.963801 Ohm <-- Zero Sequence Impedance Xmer

(Calculation completed in 00.004 seconds)

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Created by Urvi Rathod

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< Transformer Sequence Impedance Calculators

Leakage Impedance for Transformer given Zero Sequence Current

LaTeX Go Leakage Impedance Xmer = (Zero Sequence Voltage Xmer/Zero Sequence Current Xmer)-3*Fault Impedance Xmer

Positive Sequence Impedance for Transformer

LaTeX Go Positive Sequence Impedance Xmer = Positive Sequence Voltage Xmer/Positive Sequence Current Xmer

Leakage Impedance for Transformer given Positive Sequence Voltage

LaTeX Go Leakage Impedance Xmer = Positive Sequence Voltage Xmer/Positive Sequence Current Xmer

Delta Impedance using Star Impedance

LaTeX Go Delta Impedance Xmer = Star Impedance Xmer*3

Zero Sequence Impedance for Transformer Formula

LaTeX Go

Zero Sequence Impedance Xmer = Zero Sequence Voltage Xmer/Zero Sequence Current Xmer
Z_0(xmer) = V_0(xmer)/I_0(xmer)

What are the Sequence Components?

The positive sequence consists of balanced three-phase voltage and current phasors which are exactly at ₁₂₀ degrees apart rotating counterclockwise in ABC rotation. The negative sequence consists of balanced three-phase voltage and current phasors which are exactly at ₁₂₀ degrees apart rotating counterclockwise in ACB rotation. Zero sequence consists of a balanced three-phase voltage and current, phasors of which all have the same phase angles and rotate counterclockwise together.

How to Calculate Zero Sequence Impedance for Transformer?

Zero Sequence Impedance for Transformer calculator uses Zero Sequence Impedance Xmer = Zero Sequence Voltage Xmer/Zero Sequence Current Xmer to calculate the Zero Sequence Impedance Xmer, The Zero Sequence Impedance for transformer formula consists of a balanced three-phase voltage and current, phasors of which all have the same phase angles and rotate counterclockwise together. Zero Sequence Impedance Xmer is denoted by Z_0(xmer) symbol.

How to calculate Zero Sequence Impedance for Transformer using this online calculator? To use this online calculator for Zero Sequence Impedance for Transformer, enter Zero Sequence Voltage Xmer (V_0(xmer)) & Zero Sequence Current Xmer (I_0(xmer)) and hit the calculate button. Here is how the Zero Sequence Impedance for Transformer calculation can be explained with given input values -> 7.963801 = 17.6/2.21.

FAQ

What is Zero Sequence Impedance for Transformer?

The Zero Sequence Impedance for transformer formula consists of a balanced three-phase voltage and current, phasors of which all have the same phase angles and rotate counterclockwise together and is represented as Z_0(xmer) = V_0(xmer)/I_0(xmer) or Zero Sequence Impedance Xmer = Zero Sequence Voltage Xmer/Zero Sequence Current Xmer. Zero Sequence Voltage Xmer is consists of a balanced three-phase voltage and current, phasors of which all have the same phase angles and rotate counterclockwise together & Zero Sequence Current Xmer is consists of a balanced three-phase current, phasors of which all have the same phase angles and rotate counterclockwise together.

How to calculate Zero Sequence Impedance for Transformer?

The Zero Sequence Impedance for transformer formula consists of a balanced three-phase voltage and current, phasors of which all have the same phase angles and rotate counterclockwise together is calculated using Zero Sequence Impedance Xmer = Zero Sequence Voltage Xmer/Zero Sequence Current Xmer. To calculate Zero Sequence Impedance for Transformer, you need Zero Sequence Voltage Xmer (V_0(xmer)) & Zero Sequence Current Xmer (I_0(xmer)). With our tool, you need to enter the respective value for Zero Sequence Voltage Xmer & Zero Sequence Current Xmer and hit the calculate button. You can also select the units (if any) for Input(s) and the Output as well.

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