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Positive Sequence Current using A-Phase Current (LGF) Formula

GoPositive Sequence Current using Fault Impedance(LGF) Formula

GoPositive Sequence Current for L-G-F Formula

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Positive Sequence Current LG consists of balanced three-phase voltage and current phasors which are exactly at 120 degrees apart rotating counterclockwise in ABC rotation. Check FAQs

I 1(lg) = \frac{I a(lg)}{3}

I_1(lg) - Positive Sequence Current LG?I_a(lg) - A-Phase Current LG?

Positive Sequence Current using A-Phase Current (LGF) Example

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Here is how the Positive Sequence Current using A-Phase Current (LGF) equation looks like with Values.

Here is how the Positive Sequence Current using A-Phase Current (LGF) equation looks like with Units.

Here is how the Positive Sequence Current using A-Phase Current (LGF) equation looks like.

0.71 = \frac{2.13}{3}

0.71A = \frac{2.13A}{3}

0.71 = \frac{2.13}{3}

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Positive Sequence Current using A-Phase Current (LGF) Solution

Follow our step by step solution on how to calculate Positive Sequence Current using A-Phase Current (LGF)?

FIRST Step Consider the formula

I 1(lg) = \frac{I a(lg)}{3}

Next Step Substitute values of Variables

∴

I 1(lg) = \frac{2.13A}{3}

Next Step Prepare to Evaluate

∴

I 1(lg) = \frac{2.13}{3}

LAST Step Evaluate

∴

I 1(lg) = 0.71A

Positive Sequence Current using A-Phase Current (LGF) Formula Elements

Variables

Positive Sequence Current LG

Positive Sequence Current LG consists of balanced three-phase voltage and current phasors which are exactly at 120 degrees apart rotating counterclockwise in ABC rotation.

Symbol: I_1(lg)

Measurement: Electric CurrentUnit: A

Note: Value can be positive or negative.

Formulas to find Positive Sequence Current LG

A-Phase Current LG

A-phase Current LG is the current that flows into the a-phase in open conductor fault.

Symbol: I_a(lg)

Measurement: Electric CurrentUnit: A

Note: Value can be positive or negative.

Formulas to find A-Phase Current LG

Other Formulas to find Positive Sequence Current LG

Go Positive Sequence Current using Fault Impedance(LGF)

I 1(lg) = \frac{V 1(lg) + V 2(lg) + V 0(lg)}{3 \cdot Z f(lg)}

Go Positive Sequence Current for L-G-F

I 1(lg) = \frac{V 1(lg) - E 1(lg)}{Z 1(lg)}

Go Positive Sequence Current using A-Phase EMF (LGF)

I 1(lg) = \frac{E a(lg)}{Z 0(lg) + Z 2(lg) + Z 1(lg) + (3 \cdot Z f(lg))}

Other formulas in Current category

Go A-Phase Current using Positive Sequence Current (LGF)

I a(lg) = I 1(lg) \cdot 3

Go A-Phase Current using Negative Sequence Current (LGF)

I a(lg) = 3 \cdot I 2(lg)

Go A-Phase Current using Zero Sequence Current (LGF)

I a(lg) = I 0(lg) \cdot 3

Go Negative Sequence Current using A-Phase Current (LGF)

I 2(lg) = \frac{I a(lg)}{3}

How to Evaluate Positive Sequence Current using A-Phase Current (LGF)?

Positive Sequence Current using A-Phase Current (LGF) evaluator uses Positive Sequence Current LG = A-Phase Current LG/3 to evaluate the Positive Sequence Current LG, The Positive Sequence current using a-phase Current (LGF) formula consists of balanced three-phase voltage and current phasors which are exactly at ₁₂₀ degrees apart rotating counterclockwise in ABC rotation. Positive Sequence Current LG is denoted by I_1(lg) symbol.

How to evaluate Positive Sequence Current using A-Phase Current (LGF) using this online evaluator? To use this online evaluator for Positive Sequence Current using A-Phase Current (LGF), enter A-Phase Current LG (I_a(lg)) and hit the calculate button.

FAQs on Positive Sequence Current using A-Phase Current (LGF)

What is the formula to find Positive Sequence Current using A-Phase Current (LGF)?

The formula of Positive Sequence Current using A-Phase Current (LGF) is expressed as Positive Sequence Current LG = A-Phase Current LG/3. Here is an example- 0.71 = 2.13/3.

How to calculate Positive Sequence Current using A-Phase Current (LGF)?

With A-Phase Current LG (I_a(lg)) we can find Positive Sequence Current using A-Phase Current (LGF) using the formula - Positive Sequence Current LG = A-Phase Current LG/3.

What are the other ways to Calculate Positive Sequence Current LG?

Here are the different ways to Calculate Positive Sequence Current LG-

Positive Sequence Current LG=(Positive Sequence Voltage LG+Negative Sequence Voltage LG+Zero Sequence Voltage LG)/(3*Fault Impedance LG)
Positive Sequence Current LG=(Positive Sequence Voltage LG-EMF Induced in Primary Winding LG)/Positive Sequence Impedance LG
Positive Sequence Current LG=A Phase EMF LG/(Zero Sequence Impedance LG+Negative Sequence Impedance LG+Positive Sequence Impedance LG+(3*Fault Impedance LG))

Can the Positive Sequence Current using A-Phase Current (LGF) be negative?

Yes, the Positive Sequence Current using A-Phase Current (LGF), measured in Electric Current can be negative.

Which unit is used to measure Positive Sequence Current using A-Phase Current (LGF)?

Positive Sequence Current using A-Phase Current (LGF) is usually measured using the Ampere[A] for Electric Current. Milliampere[A], Microampere[A], Centiampere[A] are the few other units in which Positive Sequence Current using A-Phase Current (LGF) can be measured.

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