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

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

GoA-Phase Current using Zero Sequence Current (LGF) Formula

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

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

I_a(lg) - A-Phase Current LG?I_2(lg) - Negative Sequence Current LG?

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

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

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

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

-1.08 = 3 \cdot -0.36

-1.08A = 3 \cdot -0.36A

-1.08 = 3 \cdot -0.36

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

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

FIRST Step Consider the formula

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

Next Step Substitute values of Variables

∴

I a(lg) = 3 \cdot -0.36A

Next Step Prepare to Evaluate

∴

I a(lg) = 3 \cdot -0.36

LAST Step Evaluate

∴

I a(lg) = -1.08A

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

Variables

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

Negative Sequence Current LG

Negative Sequence Current LG consists of balanced three-phase current phasors which are exactly at 120 degrees apart rotating counterclockwise in ACB rotation.

Symbol: I_2(lg)

Measurement: Electric CurrentUnit: A

Note: Value can be positive or negative.

Formulas to find Negative Sequence Current LG

Other Formulas to find A-Phase Current LG

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

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

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

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

Go A-Phase Current using A-Phase Voltage(LGF)

I a(lg) = \frac{V a(lg)}{Z f(lg)}

Go A-Phase Current using Fault Impedance(LGF)

I a(lg) = \frac{3 \cdot V 0(lg) - V b(lg) - V c(lg)}{Z f(lg)}

Other formulas in Current category

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 using A-Phase Current (LGF)

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

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

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

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

I 0(lg) = \frac{I a(lg)}{3}

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

A-Phase Current using Negative Sequence Current (LGF) evaluator uses A-Phase Current LG = 3*Negative Sequence Current LG to evaluate the A-Phase Current LG, The a-phase Current using Negative Sequence current (LGF) formula is defined as the current through any one component comprising a three-phase source or load. here we have taken the a-phase. A-Phase Current LG is denoted by I_a(lg) symbol.

How to evaluate A-Phase Current using Negative Sequence Current (LGF) using this online evaluator? To use this online evaluator for A-Phase Current using Negative Sequence Current (LGF), enter Negative Sequence Current LG (I_2(lg)) and hit the calculate button.

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

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

The formula of A-Phase Current using Negative Sequence Current (LGF) is expressed as A-Phase Current LG = 3*Negative Sequence Current LG. Here is an example- -1.08 = 3*(-0.36).

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

With Negative Sequence Current LG (I_2(lg)) we can find A-Phase Current using Negative Sequence Current (LGF) using the formula - A-Phase Current LG = 3*Negative Sequence Current LG.

What are the other ways to Calculate A-Phase Current LG?

Here are the different ways to Calculate A-Phase Current LG-

A-Phase Current LG=Positive Sequence Current LG*3
A-Phase Current LG=Zero Sequence Current LG*3
A-Phase Current LG=A Phase Voltage LG/Fault Impedance LG

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

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

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

A-Phase Current using Negative Sequence 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 A-Phase Current using Negative Sequence Current (LGF) can be measured.

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