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Zero Sequence Current using A-Phase Current(Two Conductor Open) Formula

GoZero Sequence Current using Zero Sequence Voltage (Two Conductor Open) Formula

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Zero Sequence Current in TCO is consists of a balanced three-phase current, phasors of which all have the same phase angles and rotate counterclockwise together. Check FAQs

I 0(tco) = I a(tco) \cdot (\frac{Z 1(tco)}{Z 0(tco) + Z 1(tco) + Z 2(tco)})

I_0(tco) - Zero Sequence Current in TCO?I_a(tco) - A-Phase Current in TCO?Z_1(tco) - Positive Sequence Impedance in TCO?Z_0(tco) - Zero Sequence Impedance in TCO?Z_2(tco) - Negative Sequence Impedance in TCO?

Zero Sequence Current using A-Phase Current(Two Conductor Open) Example

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Here is how the Zero Sequence Current using A-Phase Current(Two Conductor Open) equation looks like with Values.

Here is how the Zero Sequence Current using A-Phase Current(Two Conductor Open) equation looks like with Units.

Here is how the Zero Sequence Current using A-Phase Current(Two Conductor Open) equation looks like.

0.6369 = 4.84 \cdot (\frac{7.95}{7.96 + 7.95 + 44.5})

0.6369A = 4.84A \cdot (\frac{7.95Ω}{7.96Ω + 7.95Ω + 44.5Ω})

0.6369 = 4.84 \cdot (\frac{7.95}{7.96 + 7.95 + 44.5})

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Zero Sequence Current using A-Phase Current(Two Conductor Open) Solution

Follow our step by step solution on how to calculate Zero Sequence Current using A-Phase Current(Two Conductor Open)?

FIRST Step Consider the formula

I 0(tco) = I a(tco) \cdot (\frac{Z 1(tco)}{Z 0(tco) + Z 1(tco) + Z 2(tco)})

Next Step Substitute values of Variables

∴

I 0(tco) = 4.84A \cdot (\frac{7.95Ω}{7.96Ω + 7.95Ω + 44.5Ω})

Next Step Prepare to Evaluate

∴

I 0(tco) = 4.84 \cdot (\frac{7.95}{7.96 + 7.95 + 44.5})

Next Step Evaluate

∴

I 0(tco) = 0.636947525244165A

LAST Step Rounding Answer

∴

I 0(tco) = 0.6369A

Zero Sequence Current using A-Phase Current(Two Conductor Open) Formula Elements

Variables

Zero Sequence Current in TCO

Zero Sequence Current in TCO is consists of a balanced three-phase current, phasors of which all have the same phase angles and rotate counterclockwise together.

Symbol: I_0(tco)

Measurement: Electric CurrentUnit: A

Note: Value should be greater than 0.

Formulas to find Zero Sequence Current in TCO

A-Phase Current in TCO

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

Symbol: I_a(tco)

Measurement: Electric CurrentUnit: A

Note: Value can be positive or negative.

Formulas to find A-Phase Current in TCO

Positive Sequence Impedance in TCO

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

Symbol: Z_1(tco)

Measurement: Electric ResistanceUnit: Ω

Note: Value should be greater than 0.

Formulas to find Positive Sequence Impedance in TCO

Zero Sequence Impedance in TCO

Zero Sequence Impedance in TCO is consists of a balanced three-phase voltage and current, phasors of which all have the same phase angles and rotate counter clockwise together.

Symbol: Z_0(tco)

Measurement: Electric ResistanceUnit: Ω

Note: Value should be greater than 0.

Formulas to find Zero Sequence Impedance in TCO

Negative Sequence Impedance in TCO

Negative Sequence Impedance in TCO in open conductor fault is consists of balanced three-phase impedance phasors which are exactly at 120 degrees apart.

Symbol: Z_2(tco)

Measurement: Electric ResistanceUnit: Ω

Note: Value should be greater than 0.

Formulas to find Negative Sequence Impedance in TCO

Other Formulas to find Zero Sequence Current in TCO

Go Zero Sequence Current using Zero Sequence Voltage (Two Conductor Open)

I 0(tco) = (- 1) \cdot \frac{V 0(tco)}{Z 0(tco)}

Other formulas in Zero Sequence category

Go Zero Sequence Potential Difference (Two Conductor Open)

Vaa' 0(tco) = ((- 1) \cdot Vaa' 1(tco)) - (Vaa' 2(tco))

Go Zero Sequence Potential Difference using Potential Difference between B-Phase(Two Conductor Open)

Vaa' 0(tco) = \frac{Vbb' (tco) + Vcc' (tco)}{3}

Go Zero Sequence Impedance using Zero Sequence Voltage (Two Conductor Open)

Z 0(tco) = (- 1) \cdot \frac{V 0(tco)}{I 0(tco)}

Go Zero Sequence Voltage using Zero Sequence Current (Two Conductor Open)

V 0(tco) = (- 1) \cdot I 0(tco) \cdot Z 0(tco)

How to Evaluate Zero Sequence Current using A-Phase Current(Two Conductor Open)?

Zero Sequence Current using A-Phase Current(Two Conductor Open) evaluator uses Zero Sequence Current in TCO = A-Phase Current in TCO*(Positive Sequence Impedance in TCO/(Zero Sequence Impedance in TCO+Positive Sequence Impedance in TCO+Negative Sequence Impedance in TCO)) to evaluate the Zero Sequence Current in TCO, The Zero Sequence Current using A-phase current(Two conductor open) formula consists of balanced three-phase voltage and current phasors which are exactly at ₁₂₀ degrees apart rotating counterclockwise in ACB rotation. Zero Sequence Current in TCO is denoted by I_0(tco) symbol.

How to evaluate Zero Sequence Current using A-Phase Current(Two Conductor Open) using this online evaluator? To use this online evaluator for Zero Sequence Current using A-Phase Current(Two Conductor Open), enter A-Phase Current in TCO (I_a(tco)), Positive Sequence Impedance in TCO (Z_1(tco)), Zero Sequence Impedance in TCO (Z_0(tco)) & Negative Sequence Impedance in TCO (Z_2(tco)) and hit the calculate button.

FAQs on Zero Sequence Current using A-Phase Current(Two Conductor Open)

What is the formula to find Zero Sequence Current using A-Phase Current(Two Conductor Open)?

The formula of Zero Sequence Current using A-Phase Current(Two Conductor Open) is expressed as Zero Sequence Current in TCO = A-Phase Current in TCO*(Positive Sequence Impedance in TCO/(Zero Sequence Impedance in TCO+Positive Sequence Impedance in TCO+Negative Sequence Impedance in TCO)). Here is an example- 0.637053 = 4.84*(7.95/(7.96+7.95+44.5)).

How to calculate Zero Sequence Current using A-Phase Current(Two Conductor Open)?

With A-Phase Current in TCO (I_a(tco)), Positive Sequence Impedance in TCO (Z_1(tco)), Zero Sequence Impedance in TCO (Z_0(tco)) & Negative Sequence Impedance in TCO (Z_2(tco)) we can find Zero Sequence Current using A-Phase Current(Two Conductor Open) using the formula - Zero Sequence Current in TCO = A-Phase Current in TCO*(Positive Sequence Impedance in TCO/(Zero Sequence Impedance in TCO+Positive Sequence Impedance in TCO+Negative Sequence Impedance in TCO)).

What are the other ways to Calculate Zero Sequence Current in TCO?

Here are the different ways to Calculate Zero Sequence Current in TCO-

Zero Sequence Current in TCO=(-1)*Zero Sequence Voltage in TCO/Zero Sequence Impedance in TCO

Can the Zero Sequence Current using A-Phase Current(Two Conductor Open) be negative?

No, the Zero Sequence Current using A-Phase Current(Two Conductor Open), measured in Electric Current cannot be negative.

Which unit is used to measure Zero Sequence Current using A-Phase Current(Two Conductor Open)?

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

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Zero Sequence Current using A-Phase Current(Two Conductor Open) Formula

​GoZero Sequence Current using Zero Sequence Voltage (Two Conductor Open) Formula

Zero Sequence Current using A-Phase Current(Two Conductor Open) Example

Zero Sequence Current using A-Phase Current(Two Conductor Open) Solution

Zero Sequence Current using A-Phase Current(Two Conductor Open) Formula Elements

Other Formulas to find Zero Sequence Current in TCO

Other formulas in Zero Sequence category

How to Evaluate Zero Sequence Current using A-Phase Current(Two Conductor Open)?

FAQs on Zero Sequence Current using A-Phase Current(Two Conductor Open)

Variable Name

GoZero Sequence Current using Zero Sequence Voltage (Two Conductor Open) Formula