How Many Amps Is One Horsepower

1 hp 746w amperes measure current which if you like is a. Horsepower is used to measure the rate of work but amperage is a unit used to measure electric current. A three phase 15hp motor with an efficiency of 85 a voltage of 220vac and a power factor of 085 has an amperage of 406 amp.
how many amps is one horsepower

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Amps 1 hp 746 w 9 120 v amps 746 9 120 amps 69 a.

How many amps is one horsepower. Depends what the source voltage is one horsepower equals to 746watts assuming 100 efficiency 746 watts divided by voltage source equals current amps answer in countries such as the usa. Amps to hp calculator. Sorry but youve got that completely round your neck. Electric motors are often rated by one of two methods.

Amps amount of the rate of flow of electricity whereas horsepower measurement of work divided by time. Amperes amps or horsepower hp. Amperes are a measure of the rate of flow of electricity whereas horsepower is a measurement of work divided by time so amperes and horsepower cannot be equated or converted to one another it would be like trying to convert pounds to miles. One additional consideration that should be made when doing the conversion is the efficiency of the motor being used.

A three phase 1hp motor with an efficiency of 85 a voltage of 220vac and a power factor of 085 has an amperage of 271 amp. One unit of horsepower is equal to 7457 watts. Amperes amps and horsepower hp are the electric motors rating methods. For ease we explain how to convert from hp to amps in only 3 step that the formula is used for the calculation some examples and a table with the main conversions of hp to amps.

Horsepower like kw is a measure of power. If the voltage associated with the amps is known the equation to determine the number of amps in one horsepower is 7457 voltage amps. Because 1 horsepower is equal to 746 watts the formula above will include a division by 746 to complete the conversion. Hp to amps amperes conversion calculator formula table chart.

For example lets find the current draw in amps of a 1 horsepower motor that runs at 120 volts with a 90 efficiency. According to national electric code table t430 148 the full load current of a 12 horsepower motor operating at 115 volts is 98 amperes. The watt is the product of the amperage and the voltage. With this calculator you can convert online from hp to amps or amperes to hp automatically easily quickly and free.

How many amps does a 15 hp motor. How many amps are in 1 hp. The maximum breaker size for a sump pump motor of this size is 250 percent of the full load current or 245 amps.