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Phase Voltage for Balanced Three-Phase Star Connection Formula

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Phase Voltage is the potential difference between a line and a neutral. Check FAQs

V ph = \frac{V line}{\sqrt{3}}

V_ph - Phase Voltage?V_line - Line Voltage?

Phase Voltage for Balanced Three-Phase Star Connection Example

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Here is how the Phase Voltage for Balanced Three-Phase Star Connection equation looks like with Values.

Here is how the Phase Voltage for Balanced Three-Phase Star Connection equation looks like with Units.

Here is how the Phase Voltage for Balanced Three-Phase Star Connection equation looks like.

10.7965 = \frac{18.7}{\sqrt{3}}

10.7965V = \frac{18.7V}{\sqrt{3}}

10.7965 = \frac{18.7}{\sqrt{3}}

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Phase Voltage for Balanced Three-Phase Star Connection Solution

Follow our step by step solution on how to calculate Phase Voltage for Balanced Three-Phase Star Connection?

FIRST Step Consider the formula

V ph = \frac{V line}{\sqrt{3}}

Next Step Substitute values of Variables

∴

V ph = \frac{18.7V}{\sqrt{3}}

Next Step Prepare to Evaluate

∴

V ph = \frac{18.7}{\sqrt{3}}

Next Step Evaluate

∴

V ph = 10.796450033846V

LAST Step Rounding Answer

∴

V ph = 10.7965V

Phase Voltage for Balanced Three-Phase Star Connection Formula Elements

Variables

Functions

Phase Voltage

Phase Voltage is the potential difference between a line and a neutral.

Symbol: V_ph

Measurement: Electric PotentialUnit: V

Note: Value should be greater than 0.

Formulas to find Phase Voltage

Line Voltage

Line Voltage is the voltage measured between any two lines in a three-phase circuit.

Symbol: V_line

Measurement: Electric PotentialUnit: V

Note: Value should be greater than 0.

Formulas to find Line Voltage

sqrt

A square root function is a function that takes a non-negative number as an input and returns the square root of the given input number.

Syntax: sqrt(Number)

Other formulas in Line Performance Characteristics category

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δ = \sqrt{\frac{R s}{f \cdot μ r \cdot 4 \cdot π \cdot 10^{- 7}}}

Go Base Impedance given Base Current

Z base = \frac{V base}{I pu(b)}

Go Base Power

P b = V base \cdot I b

How to Evaluate Phase Voltage for Balanced Three-Phase Star Connection?

Phase Voltage for Balanced Three-Phase Star Connection evaluator uses Phase Voltage = Line Voltage/sqrt(3) to evaluate the Phase Voltage, Phase Voltage for Balanced Three-Phase Star Connection is the voltage across one of the phases of the star-connected load. The star connection is a common configuration in three-phase power systems, where three load impedances or devices are connected at a common point resembling the shape of the letter Y or Δ. Phase Voltage is denoted by V_ph symbol.

How to evaluate Phase Voltage for Balanced Three-Phase Star Connection using this online evaluator? To use this online evaluator for Phase Voltage for Balanced Three-Phase Star Connection, enter Line Voltage (V_line) and hit the calculate button.

FAQs on Phase Voltage for Balanced Three-Phase Star Connection

What is the formula to find Phase Voltage for Balanced Three-Phase Star Connection?

The formula of Phase Voltage for Balanced Three-Phase Star Connection is expressed as Phase Voltage = Line Voltage/sqrt(3). Here is an example- 10.79645 = 18.7/sqrt(3).

How to calculate Phase Voltage for Balanced Three-Phase Star Connection?

With Line Voltage (V_line) we can find Phase Voltage for Balanced Three-Phase Star Connection using the formula - Phase Voltage = Line Voltage/sqrt(3). This formula also uses Square Root (sqrt) function(s).

Can the Phase Voltage for Balanced Three-Phase Star Connection be negative?

No, the Phase Voltage for Balanced Three-Phase Star Connection, measured in Electric Potential cannot be negative.

Which unit is used to measure Phase Voltage for Balanced Three-Phase Star Connection?

Phase Voltage for Balanced Three-Phase Star Connection is usually measured using the Volt[V] for Electric Potential. Millivolt[V], Microvolt[V], Nanovolt[V] are the few other units in which Phase Voltage for Balanced Three-Phase Star Connection can be measured.

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