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B-Phase Current (LLF) Formula

GoB-Phase Current using A-Phase EMF(LLF) Formula

GoB-Phase Current using Fault Impedance (LLF) Formula

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B phase Current is defined as the current flowing through the b-phase in open conductor fault. Check FAQs

I b = (- 1) \cdot I c

I_b - B Phase Current?I_c - C Phase Current?

B-Phase Current (LLF) Example

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With units

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Here is how the B-Phase Current (LLF) equation looks like with Values.

Here is how the B-Phase Current (LLF) equation looks like with Units.

Here is how the B-Phase Current (LLF) equation looks like.

-3.9 = (- 1) \cdot 3.9

-3.9A = (- 1) \cdot 3.9A

-3.9 = (- 1) \cdot 3.9

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B-Phase Current (LLF) Solution

Follow our step by step solution on how to calculate B-Phase Current (LLF)?

FIRST Step Consider the formula

I b = (- 1) \cdot I c

Next Step Substitute values of Variables

∴

I b = (- 1) \cdot 3.9A

Next Step Prepare to Evaluate

∴

I b = (- 1) \cdot 3.9

LAST Step Evaluate

∴

I b = -3.9A

B-Phase Current (LLF) Formula Elements

Variables

B Phase Current

B phase Current is defined as the current flowing through the b-phase in open conductor fault.

Symbol: I_b

Measurement: Electric CurrentUnit: A

Note: Value can be positive or negative.

Formulas to find B Phase Current

C Phase Current

C phase current is the current that flows into the c-phase in open conductor fault.

Symbol: I_c

Measurement: Electric CurrentUnit: A

Note: Value can be positive or negative.

Formulas to find C Phase Current

Other Formulas to find B Phase Current

Go B-Phase Current using A-Phase EMF(LLF)

I b = \frac{\sqrt{3} \cdot E a}{Z 1 + Z 2}

Go B-Phase Current using Fault Impedance (LLF)

I b = \frac{V b - V c}{Z f}

Other formulas in Current category

Go C-Phase Current(LLF)

I c = (- 1) \cdot I b

Go Positive Sequence Current (LLF)

I 1 = (- 1) \cdot I 2

Go Negative Sequence Current(LLF)

I 2 = (- 1) \cdot I 1

Go Positive Sequence Current using Fault Impedance(LLF)

I 1 = \frac{V 1 - V 2}{Z f}

How to Evaluate B-Phase Current (LLF)?

B-Phase Current (LLF) evaluator uses B Phase Current = (-1)*C Phase Current to evaluate the B Phase Current, The b-phase Current (LLF) formula is defined as the current through any one component comprising a three-phase source or load. here we have taken the b-phase. B Phase Current is denoted by I_b symbol.

How to evaluate B-Phase Current (LLF) using this online evaluator? To use this online evaluator for B-Phase Current (LLF), enter C Phase Current (I_c) and hit the calculate button.

FAQs on B-Phase Current (LLF)

What is the formula to find B-Phase Current (LLF)?

The formula of B-Phase Current (LLF) is expressed as B Phase Current = (-1)*C Phase Current. Here is an example- -3.9 = (-1)*3.9.

How to calculate B-Phase Current (LLF)?

With C Phase Current (I_c) we can find B-Phase Current (LLF) using the formula - B Phase Current = (-1)*C Phase Current.

What are the other ways to Calculate B Phase Current?

Here are the different ways to Calculate B Phase Current-

B Phase Current=(sqrt(3)*A Phase EMF)/(Positive Sequence Impedance+Negative Sequence Impedance)
B Phase Current=(B Phase Voltage-C Phase Voltage)/Fault Impedance

Can the B-Phase Current (LLF) be negative?

Yes, the B-Phase Current (LLF), measured in Electric Current can be negative.

Which unit is used to measure B-Phase Current (LLF)?

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

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