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The fault current is the electrical current which flows through a circuit during an electrical fault condition. Check FAQs
If=VcZf
If - Fault Current?Vc - C Phase Voltage?Zf - Fault Impedance?

Fault Current using C-Phase Voltage (LLGF) Example

With values
With units
Only example

Here is how the Fault Current using C-Phase Voltage (LLGF) equation looks like with Values.

Here is how the Fault Current using C-Phase Voltage (LLGF) equation looks like with Units.

Here is how the Fault Current using C-Phase Voltage (LLGF) equation looks like.

11.4667Edit=17.2Edit1.5Edit
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Fault Current using C-Phase Voltage (LLGF) Solution

Follow our step by step solution on how to calculate Fault Current using C-Phase Voltage (LLGF)?

FIRST Step Consider the formula
If=VcZf
Next Step Substitute values of Variables
If=17.2V1.5Ω
Next Step Prepare to Evaluate
If=17.21.5
Next Step Evaluate
If=11.4666666666667A
LAST Step Rounding Answer
If=11.4667A

Fault Current using C-Phase Voltage (LLGF) Formula Elements

Variables
Fault Current
The fault current is the electrical current which flows through a circuit during an electrical fault condition.
Symbol: If
Measurement: Electric CurrentUnit: A
Note: Value can be positive or negative.
C Phase Voltage
C phase Voltage is defined as the voltage of c-phase.
Symbol: Vc
Measurement: Electric PotentialUnit: V
Note: Value can be positive or negative.
Fault Impedance
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.
Symbol: Zf
Measurement: Electric ResistanceUnit: Ω
Note: Value should be greater than 0.

Other Formulas to find Fault Current

​Go Fault Current (LLGF)
If=Ib+Ic
​Go Fault Current using B-Phase Voltage (LLGF)
If=VbZf

Other formulas in Current category

​Go B-Phase Current (LLGF)
Ib=If-Ic
​Go C-Phase Current (LLGF)
Ic=If-Ib
​Go Zero Sequence Current using B-Phase Voltage (LLGF)
I0=Vb3Zf
​Go Zero Sequence Current using C-Phase Voltage (LLGF)
I0=Vc3Zf

How to Evaluate Fault Current using C-Phase Voltage (LLGF)?

Fault Current using C-Phase Voltage (LLGF) evaluator uses Fault Current = C Phase Voltage/Fault Impedance to evaluate the Fault Current, The Fault current using c-phase Voltage (LLGF) formula is defined as the current that flows into the fault Impedance. Fault Current is denoted by If symbol.

How to evaluate Fault Current using C-Phase Voltage (LLGF) using this online evaluator? To use this online evaluator for Fault Current using C-Phase Voltage (LLGF), enter C Phase Voltage (Vc) & Fault Impedance (Zf) and hit the calculate button.

FAQs on Fault Current using C-Phase Voltage (LLGF)

What is the formula to find Fault Current using C-Phase Voltage (LLGF)?
The formula of Fault Current using C-Phase Voltage (LLGF) is expressed as Fault Current = C Phase Voltage/Fault Impedance. Here is an example- 10.4 = 17.2/1.5.
How to calculate Fault Current using C-Phase Voltage (LLGF)?
With C Phase Voltage (Vc) & Fault Impedance (Zf) we can find Fault Current using C-Phase Voltage (LLGF) using the formula - Fault Current = C Phase Voltage/Fault Impedance.
What are the other ways to Calculate Fault Current?
Here are the different ways to Calculate Fault Current-
  • Fault Current=B Phase Current+C Phase CurrentOpenImg
  • Fault Current=B Phase Voltage/Fault ImpedanceOpenImg
Can the Fault Current using C-Phase Voltage (LLGF) be negative?
Yes, the Fault Current using C-Phase Voltage (LLGF), measured in Electric Current can be negative.
Which unit is used to measure Fault Current using C-Phase Voltage (LLGF)?
Fault Current using C-Phase Voltage (LLGF) is usually measured using the Ampere[A] for Electric Current. Milliampere[A], Microampere[A], Centiampere[A] are the few other units in which Fault Current using C-Phase Voltage (LLGF) can be measured.
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