Zero Sequence Current (One Conductor Open) Calculator

✖B phase Current in OCO is defined as the current flowing through the b-phase in open conductor fault.ⓘ B Phase Current in OCO [I_b(oco)]			+10% -10%
✖C phase current in OCO is the current that flows into the c-phase in open conductor fault.ⓘ C Phase Current in OCO [I_c(oco)]			+10% -10%

✖Zero Sequence Current in OCO is consists of a balanced three-phase current, phasors of which all have the same phase angles and rotate counterclockwise together.ⓘ Zero Sequence Current (One Conductor Open) [I_0(oco)]

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Zero Sequence Current (One Conductor Open)

Formula

`"I"_{"0(oco)"} = ("I"_{"b(oco)"}+"I"_{"c(oco)"})/3`

Example

`"2.2A"=("2.7A"+"3.9A")/3`

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Zero Sequence Current (One Conductor Open) Solution

STEP 0: Pre-Calculation Summary

Formula Used

Zero Sequence Current in OCO = (B Phase Current in OCO+C Phase Current in OCO)/3
I_0(oco) = (I_b(oco)+I_c(oco))/3
This formula uses 3 Variables

Variables Used

Zero Sequence Current in OCO - (Measured in Ampere) - Zero Sequence Current in OCO is consists of a balanced three-phase current, phasors of which all have the same phase angles and rotate counterclockwise together.
B Phase Current in OCO - (Measured in Ampere) - B phase Current in OCO is defined as the current flowing through the b-phase in open conductor fault.
C Phase Current in OCO - (Measured in Ampere) - C phase current in OCO is the current that flows into the c-phase in open conductor fault.

STEP 1: Convert Input(s) to Base Unit

B Phase Current in OCO: 2.7 Ampere --> 2.7 Ampere No Conversion Required
C Phase Current in OCO: 3.9 Ampere --> 3.9 Ampere No Conversion Required

STEP 2: Evaluate Formula

Substituting Input Values in Formula

I_0(oco) = (I_b(oco)+I_c(oco))/3 --> (2.7+3.9)/3

Evaluating ... ...

I_0(oco) = 2.2

STEP 3: Convert Result to Output's Unit

2.2 Ampere --> No Conversion Required

FINAL ANSWER

2.2 Ampere <-- Zero Sequence Current in OCO

(Calculation completed in 00.004 seconds)

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Created by Urvi Rathod

Vishwakarma Government Engineering College (VGEC), Ahmedabad

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< 4 Zero Sequence Calculators

Zero Sequence Impedance using Zero Sequence Voltage (One Conductor Open)

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

Zero Sequence Current using Zero Sequence Voltage (One Conductor Open)

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

Zero Sequence Voltage using Zero Sequence Impedance (One Conductor Open)

Go Zero Sequence Voltage in OCO = -Zero Sequence Impedance in OCO*Zero Sequence Current in OCO

Zero Sequence Current (One Conductor Open)

Go Zero Sequence Current in OCO = (B Phase Current in OCO+C Phase Current in OCO)/3

Zero Sequence Current (One Conductor Open) Formula

Zero Sequence Current in OCO = (B Phase Current in OCO+C Phase Current in OCO)/3
I_0(oco) = (I_b(oco)+I_c(oco))/3

What are open conductor faults?

Open conductor faults are series faults that involve a break in one or two of the three conductors of a three-phase power system. The phenomenon is treated analytically through calculations and then the calculated results are confirmed through computer simulations using SIMPOW, a power system simulation software.

How to Calculate Zero Sequence Current (One Conductor Open)?

Zero Sequence Current (One Conductor Open) calculator uses Zero Sequence Current in OCO = (B Phase Current in OCO+C Phase Current in OCO)/3 to calculate the Zero Sequence Current in OCO, The Zero Sequence Current (One conductor open) formula is consists of a balanced three-phase voltage and current, phasors of which all have the same phase angles and rotate counterclockwise together. Zero Sequence Current in OCO is denoted by I_0(oco) symbol.

How to calculate Zero Sequence Current (One Conductor Open) using this online calculator? To use this online calculator for Zero Sequence Current (One Conductor Open), enter B Phase Current in OCO (I_b(oco)) & C Phase Current in OCO (I_c(oco)) and hit the calculate button. Here is how the Zero Sequence Current (One Conductor Open) calculation can be explained with given input values -> 2.19 = (2.7+3.9)/3.

FAQ

What is Zero Sequence Current (One Conductor Open)?

The Zero Sequence Current (One conductor open) formula is consists of a balanced three-phase voltage and current, phasors of which all have the same phase angles and rotate counterclockwise together and is represented as I_0(oco) = (I_b(oco)+I_c(oco))/3 or Zero Sequence Current in OCO = (B Phase Current in OCO+C Phase Current in OCO)/3. B phase Current in OCO is defined as the current flowing through the b-phase in open conductor fault & C phase current in OCO is the current that flows into the c-phase in open conductor fault.

How to calculate Zero Sequence Current (One Conductor Open)?

The Zero Sequence Current (One conductor open) formula is consists of a balanced three-phase voltage and current, phasors of which all have the same phase angles and rotate counterclockwise together is calculated using Zero Sequence Current in OCO = (B Phase Current in OCO+C Phase Current in OCO)/3. To calculate Zero Sequence Current (One Conductor Open), you need B Phase Current in OCO (I_b(oco)) & C Phase Current in OCO (I_c(oco)). With our tool, you need to enter the respective value for B Phase Current in OCO & C Phase Current in OCO 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 OCO?

In this formula, Zero Sequence Current in OCO uses B Phase Current in OCO & C Phase Current in OCO. We can use 1 other way(s) to calculate the same, which is/are as follows -

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

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