Kw to hp formula conversion davidbeach electrical 20 mar 09 12. We derive the formula for amperage from that to be ipv. Horsepower hp whp where, w power in wattshp value of one hp 1 electrical hp 746 watts 1 mechanical hp 745. Hundreds of electrical products and tools to select from. Equipment enter the total kw for cooling from the equipment costs page as the kw for the servercomputer equipment, and set the load time for 75% and the runtime at 100%.
Note that this converter can only perform conversions from kilowatts to brake horsepower. Type in your own numbers in the form to convert the units. How to convert horsepower to kilowatts hp to kw p kw 0. Horsepower is an imperial or united states customary unit of power. In order to convert kilowatthour kwh to horsepower hp you need to know the total number of. Formulae for calculating amperes, horsepower, kilowatts. Hp is a unit for power, as it can be measured by w watt. Power unit conversion between kilowatt and horsepower, horsepower to kilowatt conversion in batch, kw hp conversion chart. For example, heres how to convert 5 mechanical horsepower to kilowatts using the formula. Kilowatthour kwh is a measure of energy and horsepower hp is a measure of power. There is another horsepower formula related to the weight given as. Convert kw to kva, kva to kw, voltage, kw to hp, and more to assist with generator. The kilowatt kw to horsepower metric conversion table and conversion steps are also listed. Heat problems are usually expressed in hp or kw in terms of the work expanded and losses absorbed.
Scan across the row to the right until the three phase ll line to line voltage being utilized column is reached. Also, explore tools to convert kilowatt or horsepower metric to other power units or learn more about power conversions. This formula is applied to calculate the speed or velocity at the end of the. Use the chart in this calculation guide to find the formula you need according to the measure you will calculate. Use this page to learn how to convert between kilowatts and horsepower. To go from horsepower to kilowatthours, you need to know how long the power is being exerted. Try our engine horsepower calculator to calculate the power of a motor. Hvac rule of thumb calculator engineering pro guides. The first step in using the hvac rule of thumb calculator is to input the building information like the building air conditioned area, building type, building shape and building. Commonly used hvac formulae and conversions air side q total cfm x h i. One kilowatt is the power equal to 1,000 watts, or the energy consumption at a rate of 1,000 joules per second.
Horsepower to kilowatts kw conversion calculator rapidtables. By definition horsepower is equal to 550 ftlb per second or 33,000 ftlb per minute. Convert kilowatts to horsepower kw to hp, please type the kilowatts value, select the precision value and press the convert button below. An electrical distributor supplying everything from light bulbs and dimmers to plcs and industrial automation equipment. Two common definitions being used today are the mechanical horsepower or imperial horsepower, which is about 745. Convert kw to kva, kva to kw, voltage, kw to hp, and more to assist with generator sizing and electrical specifications required for your genset. Instant free online tool for kilowatt to horsepower metric conversion or vice versa. Horsepower is a unit of power, while kilowatthours is a unit of energy. To convert to kva, insert kw and the equipment power factor in the formula above. Power conversion table kilowatts to horsepower kilowatts horsepower kilowatts horsepower kilowatts horsepower 151 202.
Using a new example of a blower motor look at how simple this is and how useful it will be on the job. Formulae for calculating amperes, horsepower, kilowatts, and. There are many different standards and types of horsepower. The fla rating of the motor is 12 amps and the rated hp of the motor is 5 hp. This converter uses a simple method in executing the conversions. For load, the same formula is used for the special purpose area as in a5, except, you leave out the blower motor. How to convert power in kilowatts kw to horsepower hp. Horsepower to kilowatts hp to kw conversion tables with. Note that rounding errors may occur, so always check the results.
For greater ease we explain that formula is used for the calculation, how convert from hp to kw in 1 step, besides some examples and a table with the main conversions from hp to kw. If your values are in brake horsepower then we recommend you use the bhp to kw converter. Horsepower denoted with hp is a unit of power, which is defined as the rate at which work is done per unit time. Therefore you can only convert kilowatthour kwh directly to horsepower hour hph or kilowatts kw directly to horsepower hp. Motor formulas and calculations, index of helpful tools. Calculate the power absorbed by the load in kilowatts or kw using the formula kw v x i x 1. New amps formula another useful formula to use before making a motor pulley adjustment is the new amps formula. Hp x 2545 x cv t 2 t a 8 conversions and formulas to convert into multiply by cubic feet cu. Electrical formulas kva, kw, kwh, volt, ampere, hp. There are three types of hp, the most used is the electric hp therefore to convert from electric kw to hp you must use the formula.
The apparent power in kva is equal to the real power in kw divided by the power factor. Hp to kw calculator, examples, steps to convert, table. Instantly convert metric horsepower hp to kilowatts kw and many more power conversions online. The unit has nothing to do with horses, other than the fact that it has an etymological and historical origin in comparison of machine power with animal power. Among the many different measurements of horsepower imperial mechanical horsepower is most commonly used in association with engine output. Use the chart in this calculation guide to find the formula you need according to the. Horsepower formula definition, formula and solved examples. Horsepower hp is a unit of measurement of power, or the rate at which work is done, usually in reference to the output of engines or motors. For example, a 100horsepower engine running for five minutes would use significantly fewer kilowatthours than the same engine running for five hours. Hp to kw calculator, examples, steps to convert, table and formula with this tool you can convert hp to kw automatically, easily, quickly and for free. One mechanic or hydraulic horsepower is equal to 0. For example, lets find the apparent power in kva for a 10 kw generator with an 80% power factor. Conceptualized by james watt, it was first used in measuring the power output provided by steam engines, in comparison with. Formula of amp, kw, kva, hp for ac and dc voltages.