C-Phase Current (LLGF) Solution

STEP 0: Pre-Calculation Summary
Formula Used
C Phase Current = Fault Current-B Phase Current
Ic = If-Ib
This formula uses 3 Variables
Variables Used
C Phase Current - (Measured in Ampere) - C phase current is the current that flows into the c-phase in open conductor fault.
Fault Current - (Measured in Ampere) - The fault current is the electrical current which flows through a circuit during an electrical fault condition.
B Phase Current - (Measured in Ampere) - B phase Current is defined as the current flowing through the b-phase in open conductor fault.
STEP 1: Convert Input(s) to Base Unit
Fault Current: 4.27 Ampere --> 4.27 Ampere No Conversion Required
B Phase Current: 2.7 Ampere --> 2.7 Ampere No Conversion Required
STEP 2: Evaluate Formula
Substituting Input Values in Formula
Ic = If-Ib --> 4.27-2.7
Evaluating ... ...
Ic = 1.57
STEP 3: Convert Result to Output's Unit
1.57 Ampere --> No Conversion Required
FINAL ANSWER
1.57 Ampere <-- C Phase Current
(Calculation completed in 00.004 seconds)

Credits

Created by Urvi Rathod
Vishwakarma Government Engineering College (VGEC), Ahmedabad
Urvi Rathod has created this Calculator and 1500+ more calculators!
Verified by Payal Priya
Birsa Institute of Technology (BIT), Sindri
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16 Current Calculators

Positive Sequence Current using A-Phase EMF and Sequence Impedances(LLGF)
Go Positive Sequence Current = A Phase EMF/(Positive Sequence Impedance+(Negative Sequence Impedance*(Zero Sequence Impedance+3*Fault Impedance))/(Zero Sequence Impedance+Negative Sequence Impedance+3*Fault Impedance))
Negative Sequence Current using Positive Sequence Current and Sequence Impedances(LLGF)
Go Negative Sequence Current = -Positive Sequence Current*((Zero Sequence Impedance+3*Fault Impedance)/(Zero Sequence Impedance+Negative Sequence Impedance+3*Fault Impedance))
Zero Sequence Current using Positive Sequence Current and Sequence Impedances(LLGF)
Go Zero Sequence Current = -Positive Sequence Current*((Negative Sequence Impedance)/(Zero Sequence Impedance+Negative Sequence Impedance+3*Fault Impedance))
Positive Sequence Current using Positive Sequence Voltage (LLGF)
Go Positive Sequence Current = (A Phase EMF-Positive Sequence Voltage)/Positive Sequence Impedance
Zero Sequence Current using Sequence Voltages and Fault Impedance(LLGF)
Go Zero Sequence Current = (Zero Sequence Voltage-Positive Sequence Voltage)/(3*Fault Impedance)
B-Phase Current using B-Phase Voltage(LLGF)
Go B Phase Current = B Phase Voltage/Fault Impedance-C Phase Current
C-Phase Current using C-Phase Voltage(LLGF)
Go C Phase Current = C Phase Voltage/Fault Impedance-B Phase Current
Negative Sequence Current using Negative Sequence Voltage (LLGF)
Go Negative Sequence Current = (-1)*Negative Sequence Voltage/Negative Sequence Impedance
Zero Sequence Current using Zero Sequence Voltage (LLGF)
Go Zero Sequence Current = (-1)*Zero Sequence Voltage/Zero Sequence Impedance
Zero Sequence Current using B-Phase Voltage (LLGF)
Go Zero Sequence Current = B Phase Voltage/(3*Fault Impedance)
Zero Sequence Current using C-Phase Voltage (LLGF)
Go Zero Sequence Current = C Phase Voltage/(3*Fault Impedance)
Fault Current using B-Phase Voltage (LLGF)
Go Fault Current = B Phase Voltage/Fault Impedance
Fault Current using C-Phase Voltage (LLGF)
Go Fault Current = C Phase Voltage/Fault Impedance
B-Phase Current (LLGF)
Go B Phase Current = Fault Current-C Phase Current
C-Phase Current (LLGF)
Go C Phase Current = Fault Current-B Phase Current
Fault Current (LLGF)
Go Fault Current = B Phase Current+C Phase Current

C-Phase Current (LLGF) Formula

C Phase Current = Fault Current-B Phase Current
Ic = If-Ib

What is line current and how it is different from phase current?

Line current is the current through any one line between a three-phase source and load. Phase current is the current through any one component comprising a three-phase source or load.

How to Calculate C-Phase Current (LLGF)?

C-Phase Current (LLGF) calculator uses C Phase Current = Fault Current-B Phase Current to calculate the C Phase Current, The c-phase current (LLGF) formula is defined as the current through any one component comprising a three-phase source or load. Here we have taken the c-phase. C Phase Current is denoted by Ic symbol.

How to calculate C-Phase Current (LLGF) using this online calculator? To use this online calculator for C-Phase Current (LLGF), enter Fault Current (If) & B Phase Current (Ib) and hit the calculate button. Here is how the C-Phase Current (LLGF) calculation can be explained with given input values -> 1.57 = 4.27-2.7.

FAQ

What is C-Phase Current (LLGF)?
The c-phase current (LLGF) formula is defined as the current through any one component comprising a three-phase source or load. Here we have taken the c-phase and is represented as Ic = If-Ib or C Phase Current = Fault Current-B Phase Current. The fault current is the electrical current which flows through a circuit during an electrical fault condition & B phase Current is defined as the current flowing through the b-phase in open conductor fault.
How to calculate C-Phase Current (LLGF)?
The c-phase current (LLGF) formula is defined as the current through any one component comprising a three-phase source or load. Here we have taken the c-phase is calculated using C Phase Current = Fault Current-B Phase Current. To calculate C-Phase Current (LLGF), you need Fault Current (If) & B Phase Current (Ib). With our tool, you need to enter the respective value for Fault Current & B Phase Current 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 C Phase Current?
In this formula, C Phase Current uses Fault Current & B Phase Current. We can use 1 other way(s) to calculate the same, which is/are as follows -
  • C Phase Current = C Phase Voltage/Fault Impedance-B Phase Current
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