Kilowatts (Kw) to Volt-amps (VA) Conversion Calculator
Convert kilowatts to volt-amps using an easy electrical calculator. KW to VA formula. the formula for the VA to kW electrical conversion. Enter the Real Power (P) in kilowatt (kW) and Power factor (Pf), and press the Calculator button to get the Apparent Power (S) in Va.
What do you need to know to calculate AC Volt-amps VA?
Enter Real Power P in kilowatt kw and Power factor in pf, and pres the Calculate button to get the Apparent Power S in volt-amps VA:
Where:
S = Apparent Power in VA
P = Real Power in Kilowatts kw
Cosθ = Power factor in AC circuits
VL-L = Line to Line Voltage in 3-Phase Circuits
VL-N = Line to Neutral Voltage in 3-Phase Circuits
Conversion using the KW to VA Formula
How to Calculate Volt-amps VA from Real Power kw and Power factor pf using AC Phase current.
The Apparent Power S in volt-amps VA is calculated as the 1000 times the Real Power P in Kilowatts kw, divided by the power factor in pf. Plug these values into the formula:
VA = 1000 × KWpf
For Example, let's Convert the Real power of 12 kW with a power factor of 0.8 to the apparent power in volt amps.
Apparent Power(S) = 1000 × Real Power(P)Power factor(pf)
To use the above "KW to VA Conversion Calculator" follow the below steps:
1. Enter Real Power: Input the Real Power in Kilowatts or Load Kilowatts value in the specific input box. You can enter the value in millivolts mw, Watts W, kilowatts Kw, & Megawatts MW by choosing the appropriate option from the dropdown.
2. Enter Power Factor: Input the power factor of the Load in the provided input box. The power factor is a unitless value typically between 0 and 1.
3. Reset: Click the Reset If you want to reset the calculator to perform another conversion, you can click the Reset button, and all input fields will be cleared.
4. Calculate: Click the Calculate button to obtain the results. The calculated results will be displayed in the Results: section.
5. Swap: If you want to Swap the calculated to Exchange conversion, you can click the Swap button, and Calculate will be Exchange.
6. Result: The calculated "Result" will be displayed in the respective Result In output VA output field.
KW to VA conversion application
Input Fields: Users enter Real power KW and Power factor pf.
Real-Time Calculation: Converts KW to VA instantly as the user enters the value.
Power Factor Consideration: Includes optional input for power factor in single phase, 3-phase calculations.
Clear Results Display: Displays the calculated VA clearly after clicking "Calculate".
KW To VA Conversion Chart
kW to VA Conversion for Different Power Factors
Input
Output
Power (kW)
VA (PF = 0.6)
VA (PF = 0.8)
VA (PF = 0.9)
VA (PF = 1.0)
1
1667
1250
1111
1000
2
3333
2500
2222
2000
5
8333
6250
5556
5000
10
16667
12500
11111
10000
20
33333
25000
22222
20000
50
83333
62500
55556
50000
100
166667
125000
111111
100000
Typical power factor values
Do not use typical power factor values for accurate calculations.
Equipment and appliances
cos θ
tan θ
Motor
Common induction motor
loaded at
0 %
0.17
5.80
25%
0.55
1.52
50 %
0.73
0.94
75 %
0.80
0.75
100 %
0.85
0.62
Lamps
Incandescent lamps
1.0
0
Fluorescent lamps (uncompensated)
0.5
1.73
Fluorescent lamps (compensated)
0.93
0.39
Discharge lamps
0.4 to 0.6
2.29 to 1.33
Ovens
Ovens using resistance elements
1.0
0
Induction heating ovens (compensated)
0.85
0.62
Dielectric type heating ovens
0.85
0.62
Welding
Resistance-type soldering machines
0.8 to 0.9
0.75 to 0.48
Fixed 1-phase arc-welding set
0.5
1.73
Arc-welding motor-generating set
0.7 to 0.9
1.02 to 0.48
Arc-welding transformer-rectifier set
0.7 to 0.8
1.02 to 0.75
Arc furnace
0.8
0.75
Power Factor Value Conversion Table
Frequently Asked Questions - FAQs for KW to VA Calculator
What is VA voltage?
A volt-ampere (VA) is the voltage times the current feeding an electrical load. A kilovolt-ampere (kVA) is 1000 volt-amperes. Electrical power is measured in watts (W).
Is it VA or KVA?
KVA and VA are simply KVA = 1,000VA. The difference between KVA and KW. You need to know the power factor to calculate KW from KVA. Where pf is the power factor.
What is VA and kW?
Both kilowatts and volt-amps measure electrical power. Kilowatts are a measure of real power, while volt-amps are a measure of apparent power.
What is 1 watt in VA?
In a DC circuit, 1 VA is the equivalent of 1 W. This equivalence means that the power factor of that power supply is 1.
Is VA equal to KW?
The ratio between the VA (i.e. RMS volts time RMS amps) and Watts is called the power factor PF. In other words, volt-amps × power factor = watts. Similarly, KVA × PF = KW, Or kilovolt-amps times power factor equals kilowatts.
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