It is the power that an electric device uses to run. 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Volt or voltage is the measure of force or electric potential. Phase means the electric load distribution by either a single-phase or a three-power supply. Apparent Power is expressed in Volt Amps (VA). Similarly, you can calculate how many amps of current are drawn per watt of power using the amps formula. However, for a three-phase AC connection, an additional 1.73 factor is required for the equation. Step by Step Procedure with Calculation & Diagrams, How to Size a Single Phase and Three Phase Transformer in kVA? These cookies ensure basic functionalities and security features of the website, anonymously. Looks Like You're Using an Ad Blocker. Watts / Volts = Amps 4160 Watts / 208 Volts = 20 Amps 3600 Watts / 240 Volts = 15 Amps To recap, it represents the energy produced when volts and amps work together. By using the Co-Browse feature, you are agreeing to allow a support representative from Digi-Key to view your browser remotely. Although the calculation is easy to do manually, I recommend using an online calculator instead. There are different watts to amps formulas for three phase alternating currents and single phase alternating currents. This cookie is set by GDPR Cookie Consent plugin. . So, if you have an 800W electric appliance connected to a circuit of 240V, then it will be drawing 3.33 A. In DC or direct current, the electric current flows in one direction. Copyright 2022 - WattsToAmpsCalculator.com. Keep an eye on your inbox for news and updates from Digi-Key! Watts to Amps conversion is the common for most electronic devices. Other uncategorized cookies are those that are being analyzed and have not been classified into a category as yet. The current I in amps (A) is equal to the power P in watts (W), divided by the voltage V in volts (V): I (A) = P (W) / V (V) As you can see, converting amps to watts is a fairly straightforward process. Manage Settings All rights Reserved. Download and print Single Phase and Three Phase AC Power Chart. Users can begin the returns process by starting with our Returns Page. that run on the electric battery. In a circuit breaker, you will often notice the amperage written, and the larger this number, the more electricity can flow through the circuit. Copyright 1995-2023, Digi-Key Electronics. You can calculate watts by multiplying amps with volts. Cos = Power factor in AC circuits. Required fields are marked *. The power factor value ranges from zero to one, depending on the resistive and real load. 2023 Calculatorology. Ampere (A or Amp) and kilowatts (kW) are two different parameters of electricity. All you need to do is enter the value you want to convert and click on the calculate button. Only emails and answers are saved in our archive. The following two (basic and advanced) calculators can be used to calculate and convert the electric current in amperes from electric power in watts and voltage in volts. The converter will give you the power consumption in amps. Visit the Registration Page and enter the required information. An example of data being processed may be a unique identifier stored in a cookie. The higher the wattage, the more will be the output and power from an appliance. The formula for single phase AC circuit is same as DC with an addition of power factor (p.f) which is given as: The formula for three phase AC circuit is same as two phase AC circuit but instead of 2 we use square root 3 (~1.73) when voltage is expressed in terms of line to line (VLL) which is given as: When voltage is expressed in terms of line to neutral then we use 3 instead of 1.73. A mechanical engineer with a deep love for all things HVAC, Noah is dedicated to crafting comfortable and energy-efficient environments. Note 2: For higher values like, 5103, 1010-6, 1.6 x1012, enter the value like this for scientific notation as 5e3, 10e-6, 1.6e12 etc. Converting amps to watts can be done using the Watt's Law power formula, which states that I = P V, where P is the power measured in watts, I is the current measured in amps, and V is the voltage measured in volts. This conversion will be very helpful when you are designing a circuit. Please see product page, cart, and checkout for actual ship speed. Power factor values can range from 0 to 1. AC single-phase, or AC three-phase. Full disclaimer. Watts to Amps Formula Alternatively to using the calculator, here are some basic equations which allow you to calculate the missing information on your own. Kilowatts is the amount of consumed power by the load at any instant. However, it can be a little time-consuming to use formulas for 3-phase apparent power calculation. of water through a hosepipe. When the solar panel generates more current than the system can handle, it can overheat. You also need to know what voltage your outlet can handle. The cookie is used to store the user consent for the cookies in the category "Other. For our next example, we will use the same voltage (220 V) and power factor (0.8) and have a 4.92 A current. Keep in mind that the 3-phase power formula will be different for line-to-line and neutral voltages. calculations for real/active, apparent, and reactive power are the same. Just fill the fields with the necessary data, including the current type, voltage, and power factor. For instance, air conditioning units, clothes dryers, etc., operate at 240 volts, whereas computers, light bulbs, and phone chargers work at an electrical supply of 120 volts. DC watts to amps; AC single phase watts to amps; AC three phase watts to amps; DC watts to amps calculation formula. A general step for converting amps to HP for all types of circuit is given as: Step1: finding power (in watts) by multiplying voltage(V), current(I) and efficiency (%). Get fast and accurate answers from DigiKey's Technicians and Experienced Engineers on our TechForum. How do you transfer amps to kilowatts in a three-phase circuit (and vice-versa)? Analytical cookies are used to understand how visitors interact with the website. The cookie is used to store the user consent for the cookies in the category "Analytics". VL-N = Line to Neutral Voltage in 3-Phase Circuits. The standard for single-phase power distribution in the US stands at 120 volt AC power at 60 hertz (frequency). Watts to Amperes Conversions Welcome to the category pages of watts to amperes. Our tool has the unit for this in electrical hp, hp(E), but you can . V L-L(V) =3 * V L-N(V) Look at the above AC Amp formula, the current is depending on the power factor, voltage. Converting watts to amps for a single-phase AC circuit with power factor uses a slightly different formula. So, if you have an 800W electric appliance connected to a circuit of 240V, then it will be drawing 3.33 A. It varies from 0 to 1. S(VA) = P(W) / PF Watts to VA calculation See also How to convert watts to VA VA to watts calculator Watt (W) Electrical calculation Power conversion Write how to improve this page Submit Feedback When the Co-Browse window opens, give the session ID that is located in the toolbar to the representative. Simply the Best Power Current Converter! As mentioned in the previous calculations, you need to know the current of your circuit. The watts to amps formula is a product of the power factor PF and the line-to-neutral voltage. To view the purposes they believe they have legitimate interest for, or to object to this data processing use the vendor list link below. The phase current (A) equals 1000 times the kilowatts (kW), divided by the square root of three multiplied by the power factor (PF), multiplied by the line-to-line RMS voltage (V). Step2: converting watts to HP, by dividing watts with 746. need for a starter capacitor) and heavy loads because it is usually more economical that two-wire/single However, in alternating current (AC) the electric current changes direction at several times per second. Some of our partners may process your data as a part of their legitimate business interest without asking for consent. Watts is a measure of the amount of energy being released. It's possible to calculate this data using a simple formula (provide you know the power factor). Let's dive in! For accurate calculation, use the exact value of power factor instead of the typical value by calculation or check the nameplate data rating of the appliance. The most popular one is the watt to amp converter. The converter will automatically calculate the conversion and give you the results in amps. Using the same example of 40 watts in a 240 volts circuit with an 80% power factor, we have: 40 watts 0.8 240 volts = 0.2083 amps. For more information visit Help & Support. As efficiency is expressed in percentage (%) it must be divided by 100 to get the required answer. With that, I will take my leave. For that just fill the kW and Voltage value in the below two boxes and by pressing the calculating button to get the answer in Amps. This tool is very simple to use and can be found on many websites. You also have the option to opt-out of these cookies. Calculators designed for electrical systems, such as, also come in handy when trying to determine a home appliances cooling capacity or when trying to convert between, Watts To Amps Converter: Some Key Terms Explained, Convert Watts To Amps: All You Need To Know, Watts To Amps Conversion For AC Single Phase, Watts To Amps Conversion For AC Three Phase, Convert EER To COP And COP To EER (Calculator). Since these values are always the same, it is possible to construct a chart that links a wattage value to an amperage value. Use this calculator to determine electric current in amps (A). configuration line and phase voltage are equal and line current 3 times the phase current. Functional cookies help to perform certain functionalities like sharing the content of the website on social media platforms, collect feedbacks, and other third-party features. The phase current I in amps (A) is equal to the power P in watts (W), divided by 3 times the power factor PF times the line to neutral RMS voltage VL-N in volts (V): I(A) = P(W) 3 PF VL-N(V) The power factor of resistive impedance load is equal to 1. A watt is a unit of power, equal to one joule of energy per second. To calculate amps, you divide watts by volts. For DC circuits: The formula for DC circuits is given below. Power factor is the ratio of useful energy to supplied energy. The diagram and table below can be used to convert amperage between single phase and three phase equipment and vice versa. So The phase current I in amps (A) is equal to the real power P in watts (W), divided by the power factor PF times the RMS voltage V in volts (V). The A stands for phase current, which equals kW (power) multiplied by 1000, then divided by the power factor (PF) multiplied by the RMS voltage (V). the amount of energy consumed by the load at a given moment, the latter calculates the amount of current drawn Both get It's possible to calculate this data using a simple formula (provide you know the power factor). Get started today before this once in a lifetime opportunity expires. You will receive an email confirmation when your registration is complete. Homesthetics.net is managed by MKR.S Media SRL, a company registered in Romania [Reg. The amount of current or power depends on the power factor, type of current, and voltage type. For DC watts to amps calculation, you have to divide power (expressed in watts) by the power factor times RMS voltage (expressed in volts). The intensity of the current is a function of the resistance of the conductor. All you need to do is enter the value you want to convert and click on the calculate button. Do Not Sell / Do Not Share My Personal Information, Rectangular Connectors - Headers, Male Pins, LED Lighting - COBs, Engines, Modules, Strips, Linear - Amplifiers - Instrumentation, OP Amps, Buffer Amps. These cookies track visitors across websites and collect information to provide customized ads. Please read Google Privacy & Terms for more information about how you can control adserving and the information collected. The voltage between two Home Home Improvement Air Conditioning. This type of current is produced by solar panels and used by devices (such as laptops, cell phones, etc.) Phase and line current are equal in The power supply available is 230V single or three phase. When you use the watts to amps calculator, you will be asked to insert a few values. Answer: the power P is equal to current of 3 amps times the voltage of 110 volts. Then, you will be asked to insert the amps-watts-volts values. Hazell Industries Ltd, 124 City Road, London. In a single-phase AC power system there is only one single sinusoidal voltage. Amps to Watts Formula For three-phase AC circuits where the line to neutral voltage is known, the formula to convert watts to amps is: The current I in amps is equal to the power P in watts divided by the voltage V in volts multiplied by the power factor PF multiplied by 3. If you want to get precise measurements without any hassle use our online AC power calculator, as it will help you find the bestelectrical suppliesfor your single and three-phase systems. The following table shows the different values of amperes and wattage for 120V and 230V AC and 12V DC at unity power factor 1. For a 3-phase power supply calculation, you need to multiply 1000 by the power (kW), divided by three times the power factor times line-to-neutral RMS voltage (V). We Rely on Advertising to Help Fund Our Site and Provide Free Information. The formula for converting amps to watts is: The Watts Law formula is all thats needed for this conversion. The converter will give you the current in amps. You can't convert watts to amps since watts and amps units do not measure the same quantity. If your power factor is 0.8, and you have 1.5 kW (1500 W) power and a steady 220 voltage (V), the calculation will be: Just like that, you can convert watts and kilowatts to amperes. Measurements must be precise when choosingelectrical equipmentor when working withsingle or three-phasecircuits. In this equation, I stands for the current (amps), P stands for the related power (measured in watts), PF is the power factor, and V is the voltage. All Rights Reserved. We don't collect information from our users. their names from the physical characteristics of the configuration and the Greek letters that they resemble. Example - Power Supply to Electric Heater. Optional. The converter will automatically calculate the conversion and give you the results in amps. amps (current) by the voltage To convert amps (electrical current) to watts (electrical power) at a fixed voltage, you can use the equation: For example, at 120 volts, you will need 8.33 amps of current to generate 1000 watts of power. This is why it is best to use a calculator. Amps are also a measure of the rate at which electricity flows through a conductor. Engineering ToolBox - Resources, Tools and Basic Information for Engineering and Design of Technical Applications! For three-phase AC circuits where the line to line voltage is known, the formula to convert watts to amps is: I (A) = P(W) / VL-L (V) PF 3. You can easily convert watts to amps (amperage) by using the electrical power formula, according to which power (watts) is divided by voltage (volts) to get amps. To calculate the power factor from a single-phase circuit, you need to multiply 1000 by the power in kilowatts (kW), divided by RMS voltage (V) times phase current in amperes (A). The cookie is used to store the user consent for the cookies in the category "Performance". Just enter the cross-sectional area of the conductor in square millimeters and click on the calculate button. In short, amperes measure current, while kilowatts measure power. In the United States, home appliances work at different voltages. For DC circuits: The formula for DC circuits is given below. For amps to kilowatt conversion, use the following formula: The markings are the same here. Three phase power is typically delivered in two different forms, the Delta and Wye (Star) configurations. From abacus to iPhones, learn how calculators developed over time. Please Whitelist Our Website by Allowing Ads, Watts to Amps Calculator & Conversion DC/AC (1 & 3 Phase), How to Convert Watts (W) to Amperes (A) Simple and Advanced Calculators, The following two (basic and advanced) calculators can be used to calculate and convert the, In Advanced Watts to Amps Calculator, We can calculate the electric current in amperes, milliamperes or kiloamperes from electric power in in watts, milliwatts or kilowatts and RMS voltage in volts for DC circuits, AC, 1-Phase and 3-Phase circuits having the Line to Line voltage (, If we put the values of V and I in the above equations from. His expertise and experience make him a go-to source for practical, innovative solutions, from air conditioning, humidifiers, dehumidifiers to complex HVAC systems, Noah is the man for the job! Simply enter the values you know and let the calculator do the rest. But opting out of some of these cookies may affect your browsing experience. For direct current (DC) the electric current flows only in one direction. We and our partners use cookies to Store and/or access information on a device. Enter the target power you need to meet. To calculate amps, you divide watts by volts. A three-phase electric power supply is typically found in commercial and industrial facilities with large motors, manufacturing equipment, capacity air conditioners, and other heavy-load applications. It refers to the ratio between the real and apparent power dissipated by an AC circuit to the electrically powered product. If you would like to change your settings or withdraw consent at any time, the link to do so is in our privacy policy accessible from our home page.. 600 Watts to how many amps is equivalent: They are 5 single phase AC amps, with a voltage of 120 V and a power factor of 1. Our online AC power calculator can help you convert electrical power into current and vice-versa for single-phase and three-phase electric power. Ive already explained what watts are. Then multiply the current by the number of volts. Converting watts to amps may feel simple, but there are a lot of factors you need to consider. Disclaimer: Whilst every effort has been made in building our calculator tools, we are not to be held When you are converting watts to amps, the first step is to know what is the current type you are dealing with. The power supply available is 230V single or three phase. Using our kW to Amp calculator, you can convert DC, Single phase and three phase kilo Watts to Ampere Online. Download and print Single Phase and Three Phase AC Power Chart, 10 kW of power is required by an electric heater. Calculator, How to Calculate the Battery Charging Time & Battery Charging Current Example, Automatic UPS / Inverter Wiring & Connection Diagram to the Home, How To Calculate Your Electricity Bill. It is created when amps and volts combine. Goodbye! AC or alternating current has current flowing in both directions. For instance, you will be asked to specify the current type youre working with DC, AC (single), or AC (three-phase). You can do so using BTU to kW air conditioning calculator or even the kW to BTU calculator. To convert amps (electrical current) to watts (electrical power) at a fixed voltage, you can use the equation: watts = amps volts. For specialized applications, such as home wiring or automotive wiring, there are specific voltage values. Most AC power is produced and distributed as three-phase power with three sinusoidal voltages 120 degrees out of phase with each other. If p.f is expressed in terms of percentage then it is first converted into units by dividing percentage power factor by 100 and then its value is given in the formula. Do you want to convert Amps to kW (or the other way around) without doing mathematical calculations? Let's go through every power factor formula. the Star (or Wye) configuration, and the line voltage is equal to 3 times the phase voltage. For example, a 175-watt solar panel produces 9.21 amps. Question: 5 amps are being sent at 120 volts. If you're not sure which unit you need, the watt calculator and amp calculator will help you figure it out. V = Voltage in volts. Calculate the phase current I in amps (A) by dividing the power P in watts (W) by the square root of 3 times the power factor PF times the line to line RMS voltage VL-L in volts (V): Line to line voltage is the voltage measured between any two lines in a three phase circuit.). Simply put, it helps measure how much force is required to get the electrical current flowing. It is not simply possible to convert watts directly to amperes or amps to watts. The number of watts used by an electrical appliance is usually listed on the manufacturer's specifications. Watts are the unit of power. Note 1: If you are on mobile phones device, click on the three dots beside the Advanced Calculator to select the simple calculator. DigiKey customers in the United States can select from a range of delivery options, including Ground shipping at $6.99 and 2-Day at $12.99, Credit account for qualified institutions and businesses, More Products From Fully Authorized Partners. , clothes dryers, etc., operate at 240 volts, whereas computers, light bulbs, and phone chargers work at an electrical supply of 120 volts. Instead, you must know the resistance (r), voltage, voltage type, and so on. The nomogram below can be used to estimate power vs. voltage and ampere. In case of alternating current, for which the power factor must be known, you will be given the result for single phase as well as three phase electric systems, line to line voltage and line to neutral voltage for the latter.
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