Zero Sequence Current using C-Phase Voltage (LLGF) Solution

STEP 0: Pre-Calculation Summary
Formula Used
Zero Sequence Current = C Phase Voltage/(3*Fault Impedance)
I0 = Vc/(3*Zf)
This formula uses 3 Variables
Variables Used
Zero Sequence Current - (Measured in Ampere) - Zero Sequence Current consists of a balanced three-phase current, phasors of which all have the same phase angles and rotate counterclockwise together.
C Phase Voltage - (Measured in Volt) - C phase Voltage is defined as the voltage of c-phase.
Fault Impedance - (Measured in Ohm) - Fault Impedance is a measure of the resistance and reactance in an electrical circuit that is used to calculate the fault current that flows through the circuit in the event of a fault.
STEP 1: Convert Input(s) to Base Unit
C Phase Voltage: 17.2 Volt --> 17.2 Volt No Conversion Required
Fault Impedance: 1.5 Ohm --> 1.5 Ohm No Conversion Required
STEP 2: Evaluate Formula
Substituting Input Values in Formula
I0 = Vc/(3*Zf) --> 17.2/(3*1.5)
Evaluating ... ...
I0 = 3.82222222222222
STEP 3: Convert Result to Output's Unit
3.82222222222222 Ampere --> No Conversion Required
FINAL ANSWER
3.82222222222222 3.822222 Ampere <-- Zero Sequence Current
(Calculation completed in 00.020 seconds)

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Current Calculators

Fault Current using B-Phase Voltage (LLGF)
​ LaTeX ​ Go Fault Current = B Phase Voltage/Fault Impedance
B-Phase Current (LLGF)
​ LaTeX ​ Go B Phase Current = Fault Current-C Phase Current
C-Phase Current (LLGF)
​ LaTeX ​ Go C Phase Current = Fault Current-B Phase Current
Fault Current (LLGF)
​ LaTeX ​ Go Fault Current = B Phase Current+C Phase Current

Zero Sequence Current using C-Phase Voltage (LLGF) Formula

​LaTeX ​Go
Zero Sequence Current = C Phase Voltage/(3*Fault Impedance)
I0 = Vc/(3*Zf)

What are the positive and negative Sequence Components?

The positive sequence consists of balanced three-phase voltage and current phasors which are exactly at 120 degrees apart rotating counterclockwise in ABC rotation. The negative sequence consists of balanced three-phase voltage and current phasors which are exactly at 120 degrees apart rotating counterclockwise in ACB rotation.

What does three phase voltage mean?

Three-phase power can be defined as the common method of alternating current power generation, transmission, and distribution. It is a type of polyphase system and is the most common method used by electric grids worldwide to transfer power.

How to Calculate Zero Sequence Current using C-Phase Voltage (LLGF)?

Zero Sequence Current using C-Phase Voltage (LLGF) calculator uses Zero Sequence Current = C Phase Voltage/(3*Fault Impedance) to calculate the Zero Sequence Current, The Zero Sequence Current using c-phase Voltage (LLGF) formula consists of a balanced three-phase current, phasors of which all have the same phase angles and rotate counterclockwise together. Zero Sequence Current is denoted by I0 symbol.

How to calculate Zero Sequence Current using C-Phase Voltage (LLGF) using this online calculator? To use this online calculator for Zero Sequence Current using C-Phase Voltage (LLGF), enter C Phase Voltage (Vc) & Fault Impedance (Zf) and hit the calculate button. Here is how the Zero Sequence Current using C-Phase Voltage (LLGF) calculation can be explained with given input values -> 3.466667 = 17.2/(3*1.5).

FAQ

What is Zero Sequence Current using C-Phase Voltage (LLGF)?
The Zero Sequence Current using c-phase Voltage (LLGF) formula consists of a balanced three-phase current, phasors of which all have the same phase angles and rotate counterclockwise together and is represented as I0 = Vc/(3*Zf) or Zero Sequence Current = C Phase Voltage/(3*Fault Impedance). C phase Voltage is defined as the voltage of c-phase & Fault Impedance is a measure of the resistance and reactance in an electrical circuit that is used to calculate the fault current that flows through the circuit in the event of a fault.
How to calculate Zero Sequence Current using C-Phase Voltage (LLGF)?
The Zero Sequence Current using c-phase Voltage (LLGF) formula consists of a balanced three-phase current, phasors of which all have the same phase angles and rotate counterclockwise together is calculated using Zero Sequence Current = C Phase Voltage/(3*Fault Impedance). To calculate Zero Sequence Current using C-Phase Voltage (LLGF), you need C Phase Voltage (Vc) & Fault Impedance (Zf). With our tool, you need to enter the respective value for C Phase Voltage & Fault Impedance and hit the calculate button. You can also select the units (if any) for Input(s) and the Output as well.
How many ways are there to calculate Zero Sequence Current?
In this formula, Zero Sequence Current uses C Phase Voltage & Fault Impedance. We can use 3 other way(s) to calculate the same, which is/are as follows -
  • Zero Sequence Current = B Phase Voltage/(3*Fault Impedance)
  • Zero Sequence Current = (-1)*Zero Sequence Voltage/Zero Sequence Impedance
  • Zero Sequence Current = (Zero Sequence Voltage-Positive Sequence Voltage)/(3*Fault Impedance)
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