To calculate power factor, you need a power quality analyzer or power analyzer that measures both working power (kW) and apparent power (kVA). With this data, you can calculate the ratio of kW/kVA. Power Factor Formula The power factor formula can be expressed in multiple ways. For example...
Calculate the power absorbed by the load in kilowatts or KW using the formula KW=\sqrt{3}VI The square root accounts for the 3-phase part. Continuing with the example: KW=\sqrt{3}(280\text{ kilovolts})(40\text{ amps})=19.4\text{ KW}...
In South Africa, three-phase systems typically use aline-to-line voltage of 400V. This is the standard for heavy-duty applications like factory motors or irrigation pumps. You can calculate the total power using this formula: Watts (W)=Volts (VL-L)×Amps (A)×Power Factor (PF)×√3 Sin...
You can calculate kilo-volt-amps (KVA) from three-phase kilowatt (KW) by following a formula. This formula can be used for information regarding industrial motors and home emergency generators, provided you know the power factor. Alternatively, the power factor can be measured by finding the di...
Amp to Watt conversion: Learn how to calculate watts from volts and amps in both DC and AC circuits. Understand the impact of power factor & reactance on the calculation.
How to Calculate Your Effective Tax Rate Knowing your effective tax rate gives you a clear picture of your tax liability each year. Kimberly LankfordApril 8, 2025 File Taxes Directly With the IRS Direct File is the IRS free tax preparation software program that qualified users can access to pr...
How to Calculate Customer Lifetime Value (CLV) Customer lifetime value can be calculated in different ways. The basic CLV formula is: Customer Lifetime Value = Average Purchase Value × Average Purchase Frequency × Average Customer Lifespan This simple equation estimates the total revenue you earn...
The capacity utilization factor (CUF) is one of the most important performance parameters for a solar power plant. It indicates how much energy a solar plant is able to generate compared to its maximum rated capacity over a period of time. Tracking CUF allows solar plant owners and operators ...
Knowing basic electronic principles, circuit board components and their behavior is crucial. You must also understand the basic physics and mathematics concepts to calculate parameters like impedance, signal timing, and power distribution. Basic electronic component symbols ...
1.73 = (Square Root of the 3) Now you can caulate the power of any transformer Let us calculate the input/output current of your 40 KVA transformer; INPUT I.E. PRIMARY CURRENT PER PHASE: 40000/33000/1.73 = 0.7006 Amperes per Phase ...