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### How calculate ampere for electric motor?

How calculate ampere for electric motor? 20/07/2011 by Lemau 58 Comments Generally for electric motor size,it rated by horsepower hp or kilowatts kW unitWe can recognize the electric motor size when refer to their kilowatts or horsepowerSo from power kW/hp , how we can know the full load ampere for electric motor?...

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### Electrical Formulas Horse Power HP, Watts, KiloWatts, KW ,

Electrical Formulas Horse Power HP, Watts, KiloWatts, KW, KVA, Kilo Volt Amps, Volts, Amps, Amperes, Power Factor, Pump HP, Fan HP...

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### Motor Torque Calculations

motor torque The following calculators compute the various torque aspects of motors These equations are for estimation only, friction, windage, and other factors are not taken into consideration...

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### Calculating Benefits of VFD Performance

A 60-hp fan motor operates 24 hr a day, or 8,760 hr a year, riding the fan curve for variable-volume control The local utility charges 12 cents per kilowatt-hour Step 1 60 hp 0746 = 4476 kw 1...

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### What is the general formula for calculating the total load ,

real power KW reactive power KVAR = Apparent power KVA This is not the conventional addition, these are vectors on the imaginary plane to calculate load you will use the formula P=IV where P is the total apparent power...

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### How to convert kw to amps in 3 phase system

Aug 05, 2014 0183 32 How to convert kilowatt to amps in three phase electric system - change kilo watts to amps - kw = watts /1000 amps = flow of electron is called current...

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### Motor Cost Savings Calculator

Motor Cost Savings Calculator , Resulting kW kW = 0746 HP / Efficiency If you are considering a motor upgrade, this simple calculator can help you determine your potential cost savings Motors are one of the few devices whose first year operating costs can be higher than their initial purchase price This maximizes the importance of ....

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### How to Figure kW Rating of a 3 Phase Electric Motor ,

The National Electric Code requires the nameplate of all motors to list the voltage and the full-load current of the motor, regardless of voltage type or voltage phase The power a three-phase motor consumes while running under full load at its rated speed is given in watts or kilowatts...

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### Calculating the motor bhp/hp?

May 27, 2011 0183 32 Psc motor is 50 - 65 eff 3 phase so the voltage is 120 degrees out of phase, I get another sqrt 3 factor Let me know what you think of my current calculation...

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### 242 ? Jú§7 253 ty 184 F ® õ 229 165 é 185 ô 254 172 r 176 Ú«æK

Calculation of power requirements is often used as a preliminary step in motor or gearmotor selection If the mechanical power required for a given application is ,...

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### Motor Sizing Calculations

F-2 ORIENTAL MOTOR GENERAL CATALOG 2003/2004 Tec hnical Reference Motor Sizing Calculations This section describes certain items that must be calculated to find the optimum motor for a particular application...

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### 3 Phase Calculator

Generator Size to Start Motors Instructions You only need to fill in the columns colored in orange Fill in the HP of the motor s in their starting sequence, select the start method Direct On Line or Star Delta and press Evaluate...

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### Generator sizing guide

3 Technical Data TD00405018E Effective April 2017 Generator sizing guide EATON eaton Table 1 Motor load reference ac and heat pumps Running load Starting load...

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### Energy Calculators Prism Engineering

With the motor load calculator you can quickly estimate annual energy use and cost for any electric motor The calculator is a versatile energy management tool which accepts measured current, full load amps or rated horsepower inputs...

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### How to Calculate Cost of Electricity for Electric Motor 3 ,

The cost of electricity for electric motor 3 phase operation is based on the kilowatt hours used, just like any other electrical device However, figuring power usage is more complicated because the conventional equation for power usage must be modified to apply to 3phase motors...

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### Induction motor startup and losses calculation EEP

Example With Calculations Consider a three-phase 440 V, 50 Hz, six-pole induction motor The motor takes 50 kW at 960 rpm for a certain load Assume stator losses of 1 kW and friction and windage loss of 15 kW...

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### Motor current calculator jCalcNET

The motor full load current calculator calculates the motor full load current from the following parameters Voltage V The phase-to-phase voltage for a 3-phase supply, or the phase-to-neutral voltage for a single phase supply...

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Electrical motor loads are calculated from power in kW and full rated load in kWFollowing is the formula how to calculate Motor loads Example We have 1 unit Induction Motor with 30 horsepower hp ,running with 349 amps for amperage load and 460 volts 3 phase and power factor value is 075 and motor efficiency is 85...

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### Motor Kw Calculation For Pump

If the TDH was 286m, pump model SNM50-160 will offer a flow rate of 1820L/min at 286m head as this is the point of intersection duty point Untitled Mechanical energy provided to the flu Ventilator output Motor transmission Helicoidal ventilator...

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### Electric Motor Calculator

Electric Motor Calculator Calculate amps, hp and kVA Sponsored Links The calculators below can be used to calculate electric motor amps, horsepower and 3-phase kVa , 1 hp = 0745 kW Related Mobile Apps from The Engineering ToolBox Electric Motors App - free apps for offline use on mobile devic Sponsored Links...

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### Power Calculator for Generators Convert kVA to kW, kW to ,

Power Calculators for quick electrical generator power consumption, sizing, and unit conversion 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...

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### What is the formula to convert HP to kVA?

So you have a 100 HP motor in order to get the kVA on say a 3 phase system you would need to know the efficiency, So multiply the HP 100 x 746 = 74,600, Say the efficiency is 09 or 90 efficient you multiply 74,600 x 09 = 67,140 A Divide by 1000 to get 6714 kVA...

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### Kilowatts to amps A conversion calculator

Kilowatts to amps calculator Kilowatts kW to amps A calculator Select current type, enter power in kilowatts, voltage in volts , power factor for AC circuit and press the Calculate button DC = Direct Current, AC = Alternating Current...

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### Induction Motor Calculator

P r - motor rated power kW S - motor slip T r - rated torque Nm Formulae Synchronous Speed n s = 120 f P , Induction Motor Calculator Calculate the synchronous speed, slip and rated torque for an induction motor System Frequency Hz Number of pol...

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### Motor Torque Calculation Vic Chen

Motor Torque Calculation Tel 86 755-26434369 1 Web site leadshine Motor Torque Calculation Selecting the proper motor and driver to meet a specific application needs motor torque calculation Generally speaking, the user can follow the below steps to choose the proper motor ,...

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### DC Motor Calculations, part 1

DC Motor Calculations, part 1 Publish Date Mar 07, , A 2000 kW, 500 V, variable-speed motor is driven by a 2500 kW generator, using a Ward-Leonard control system shown in Fig 56 The total resistance of the motor and generator armature circuit is 10 mΩ...

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### Electric Horsepower To Kilowatts Calculator

Electric Horsepower To Kilowatts Calculator , you can also determine the approximate actual kilowatts used by that motor Most are 100 but many have a runtime rating of 90 to 95 or less , kW Version 142 Leave us a question or comment on Facebook Search or Browse Our Site...

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### Amps to Kilowatts kW conversion calculator

Amps to Kilowatts calculator Amps A to kilowatts kW calculator Select current type, enter current in amps, voltage in volts , power factor for AC circuit and press the Calculate button DC = Direct Current, AC = Alternating Current...

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### How to Calculate 3 Phase Motor Power Consumption It ,

For example, if the motor is drawing 30 amps at 250 volts, you have 30 x 250 x sqrt 3 about 173 = 12,975 watts Convert watts to kilowatts by dividing the number of watts by 1,000 Thus, a three-phase electric motor drawing 12,975 watts is consuming 12975 kilowatts...

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### How to Calculate Kilowatt Hours with Calculator

Oct 11, 2018 0183 32 How to Calculate Kilowatt Hours In this Article Article Summary Kilowatt Hours Calculator Estimating Kilowatt Hours from Appliance Labels Calculating Kilowatt Hours from Amps and Voltage Using a Power Meter Community Q A Most household appliances have a wattage label on the back or bottom This label lists the maximum amount of power the appliance can draw...

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