P [HP], P [kW] = Motor power rating (HP or kW), V = Motor rated voltage (Volts), η = Motor efficiency in decimal form, cos ϕ = Motor power factor, 1000 = Conversion factor to convert kW to W, 746 = Conversion factor to convert HP to W. You may also be interested in our Transformer Calculator
Motor Load Calculator. What does it cost each year to operate an electric motor? 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 .
Answer (1 of 2): KW for 25 HP is the strict conversion. Many other factors of course, inrush current, wire sizes etc.
The procedure is simple, and you can tap the Calculate button which performs the calculation in a single click. The Reset button erases everything in the text fields and can be used when you want to carry out other calculations. For example, if you have 100 Amps and 80 Volt with a Direct current, then your power result in Kilowatts will be 8 kW.
Induction motors are made from fractional horsepower ratings like 1/3 hp to thousands of horsepower. For a decent 2" x 72" belt grinder, we're looking for ideally 1 to 3 horsepower, with a preference for to 3 horsepower. The motor needs to have enough power to perform efficient knife grinding and general metal shaping tasks.
Grinding Mills Power Consumption Kw. Numerical analysis of grinding power consumption of a How to determine the grinding power consumption of any type of mill accurately is a very and the power consumption, 382 kW, by the mill do not agree with Ball Mill For Limestone Grinding Power Calculation – Gold Ore The power (in kW) required to turn a ...
Jul 20, 2011 · First we must convert from hp to kW using this formula : 1 Hp = kW. After that use the formula kW to ampere : For 3 phase power supply ; kW = I x V x x pf. For 1 phase power supply ; kW = I x V x pf. Example :. 1 unit induction motor power rated 25 hp,200 VAC,3 phase,90 % power factor,calculated the full load ampere. Calculation :.
Kw = (m3/sec x Pressure mmH2O) /102 = 16 x 500 /102 = Kw. 2. Using the formula given by Ted as Watt = m3/sec x pressure (pa) 500 mmH2O = 500 x = 4900 pascal. so Watt = 16 x 4900 = 78400 = 78400/1000 = In both the cases the power is same, I dont think there is any confusions now,
Wholesale electrical supplies. An electrical distributor supplying everything from light bulbs and dimmers to PLCs and Industrial Automation equipment. Hundreds of electrical products and tools to select from. Use the chart in this calculation guide to find the formula you need according to the measure you will calculate.
Feb 05, 2005 · Re: SINGLE PHASE AND 3 PHASE LOAD CALCULATION You were close, except you don't divide single phase loads by 3 to get a three phase equivalent. You just add the single phase kw to the 3 phase kw and work with that total. In your case, 54 kw + 544 kw = 598 kw. Sizing the generator is a slightly different story.
Three phase kW to Amps calculations involve a ration of 1000 times kW to the power factor times voltage and an additional factor that represents an equivalent of √3 and is added because the circuit is three phase in nature. Mathematically: I = [kW * 1000] / [E * PF * ] Example: A 3 phase 400 volt circuit has a 50 kW load connected to it.
Queries solved:1. How to calculate full load current of motor. 2. Motor full load current Calculation. 3. Kw to HP conversion. 4. HP to Current Calculation 5...
Grinding wheel speeds should be maintalned within a range of 5000 to 6500 feet per minute (1525 to 1980 meters per mm), unless special conditions prevall or equipment and wheels designed for substantially higher wheel speeds are used.
Apr 20, 2018 · The first two Grinding Efficiency Measurement examples are given to show how to calculate Wio and Wioc for single stage ball mills. Figure 1. The first example is a comparison of two parallel mills from a daily operating report. Mill size x (′ x 20′ with a ID of 16′).
Jan 03, 2019 · And coming to Motor capacity, we have to consider approx. 30% excess to the required capacity, so the motor capacity will be * = KW ~ KW = HP. ~16 HP. Usually a motor will have an RPM of ~1475, so to match the anchor RPM to 48, Gear box should have an ratio of 1475 / 48 =
motor formulas and calculations The formulas and calculations which appear below should be used for estimating purposes only. It is the responsibility of the customer to specify the required motor Hp, Torque and accelerating time for his appliion.
Since the mixer motor is not designed for S1 duty appliion. Mixer Power Consumption Calculation: For calculating mixer power consumption, let us consider Prestige Elegant Mixer Grinder, 750W, 3 Stainless Steel Jar and 1 Juice extractor Jar (available amazon). Consider that you are using this mixer for 20 minutes per day.
Nov 21, 2019 · Drivetrain Calculations. For drive, you want your motor to have enough torque to spin the wheels. This is determined by the weight of the bot, how much of that is on a driven wheel, the wheel diameter, and the coefficient of friction between the floor and wheel. The wheel rpm is motor rpm/gear ratio, and wheel torque is motor torque * gear ratio.
Grinding machines, like broaching machines, operate over a range of speeds depending on the type of machine being range from approximately 1250 to 2000m min −1, although in highspeed grinding speeds of up to 5400m/min are achievable (Schey, 1987).The two most common grinding appliions are cylindrical grinding and surface grinding.
The maximum size of a motor allowed on a direct on line starter may be limited by the supply utility for this reason. For example, a utility may require rural customers to use reducedvoltage starters for motors larger than 10 kW. DOL starting is sometimes used to start .
May 01, 2012 · Figure 1 shows the torque and power curves for a constanttorque motor. The torque is constant throughout the speed range of the spindle, and the power linearly increases as the speed increases. In this case, the spindle motor produces about 1kW per thousand rpm (5kW at 5,000 rpm, 10 kW at 10,000 rpm and so on).
Jul 23, 2012 · 34. If your motor remains spinning at the same rpm (which I doubt it will) then your torque is just the motor torque calculated previously plus the torque required to overcome the surface friction. T = F x r. F = Fn * .75. r = radius of grinding wheel.
Mar 01, 2008 · The percentage spindle power load for the 30hp () grinding motor was typically 40–45% ( hp or 10 kW) for the plated CBN wheel, and 60–70% (20 hp or 15 kW) with the vitrified CBN wheel. These values include the idle running power without grinding.
