# How can you calculate the flow of FD fan and motor power when you know fan speed and impeller diameter?

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### Put a 1 hp impeller on a 2 hp pool motor?

well the motor will like it, it will run cool but the power bill will be high. it will not have the flow of a 2hp impeller Read More

### Power required to drive a centrifugal pump is directly proportional to?

Cube of diameter of its impeller Read More

### How do you calculate power consumption of a motor?

we can calculate power consumption of motor by multiplying voltage and current which motor is take. Answer You need to know its rated power (i.e. its output power) and its full-load efficiency, from which you can calculate its input power. Read More

### How do you fix a leaking shaft seal on your Hayward SP-1515 power-flo pump?

Replace the seal assembly. Your local pool store should have them in stock. you'll have to remove the strainer basket to get to the impeller. The impeller will then have to be removed. the seal is under the impeller. Remove the impeller by taking the back cover off of your motor. Inside you'll see all the electrics of the motor. In the center, on the shaft, it is slotted to accept a 7/16" wrench. Place… Read More

### How do you clean an pool pump impeller?

Disconnect the pump from the power, disconnect the pump and motor from the plumbing, disconnect the motor from the pump, By now you should be able to pull the pump apart the impeller is the double disc with the water ports in it, These need to be cleared if there is any thing in them clear them and put it back together. Good luck. Read More

### How do you get the impeller off the motor super pump 1 hp?

Most pump impellers rotate off in the opposite direction as turning under power. So rotate the impeller anti-clockwise to loosen it. The real trick is to grasp the impeller hard enough to turn it without warping or bending it. There is almost always a screwdriver slot at the other end of the shaft to hold it from rotating as you remove the impeller. Read More

### How do you calculate machine capacity of overhead router?

Three measurment are given The throat depth of the arm The depth which you can plunge downward The drive power and speeds available from the motor will limit the cutter diameter and capacity to cut Read More

### How do you change impeller on Johnson 70 hp outboard?

Changing the impeller on a Johnson 70 hp outboard motor requires pulling the power head and disconnecting the engine. Once this is done, an open end wrench can be used to first loosen the fitting before removal. Read More

### How do you convert hp to amp?

A motor's horsepower is its output power, which will be less than its input power, due to the efficiency of the machine. So, you need to know the efficiency to calculate the input power. To calculate the supply current then depends on whether it is a d.c. motor, a single-phase a.c. motor, or a three-phase a.c. motor. For a d.c. motor and a single-phase a.c. motor, you can determine the current from P=EI; for a… Read More

### How do you calculate hp from amps?

1 HP is 746 watts in principle. The power is in watts, and the power is the volts times the amps. For an AC motor the power is the volts times the amps times the power factor times a factor that depends on the power-conversion efficiency of the motor. Read More

### How big should the width be on a rocket?

That depends on the motor that will power it. typical 40-48 inch rockets are 2 inches diameter. Read More

### How do you calculate diameter of hydraulic cylinder to create ton pressure?

The equation Force = pressure x surface of the cylinder Electric power and torque and power you need to know what you want. After obtaining the surface area of the circle diameter cylinder, the cylinder can get. Read More

### What is the break drum radius for a single phase induction motor?

The correct spelling is 'brake' rather than 'break', but the 'drum' you refer to is used when testing the output power at the shaft of an induction motor. The diameter will depend on the power of the motor, and the test equipment used. 'Brake power' refers to the output power of the machine measured in watts or, in the United States, in horsepower. If you know the output power (by conducting this test) and the… Read More

### Why does a pool pump short out?

lightning ,sand in the windings, bad winding, cheap motor, wrong impeller(to big),bad seal(leaks water into motor), bad bearings, blocked air flow(to cool the motor) and IMPROPPER power to the motor. you should keep motor clean of grass and the such and up off the ground and away from the drip edge of your roof., it can handle rain just not all that's off the roof of your house ! Read More

### How do you calculate amount of copper used in a motor AC or DC and generator and transformer Datasheets do provide power rating and mass of the equipment can we somehow use this available info?

One thing you could do is look up the datasheet for the motor and/or contact the manufacturer of the motor. Also, if you know the guage of wire, you can calculate it based on the resistance of the coils on the motor/generator or on the coils of the transformer Read More

### A motorcycle generates 500W of power The torque is 50.0 N m What is the angular velocity?

General formula used to calculate torque from power is torque=power*9.55/rpm so,using your data,50=500*9.55/N(rpm) i.e.,N(rpm)=95.5rpm. Angular Velocity=3.147*d*N/60 Unless the diameter is unknown its not possible to calculate the angular velocity.Once diameter is known it can substituted in the above mentioned formula. Read More

### Your pool pump is making a humming noise but not working what causes this?

Broken down condenser /s The motor has a couple of condensers usually attached in a little box on the side of the motor. these store a surge of power that helps the motor when it is starting. If they break down the motor will hum but not go. with a bit of luck that will be the only problem. It is called a motor capacitor. This can be checked and if bad this will keep… Read More

### Calculate watts for a 4160 volt 55 amp 80 power factor 3 phase motor?

317.025280 KILOWATTS = 317,025.28 WATTS Read More

### How do you calculate the field diameter of the medium power lens?

The equation goes like this and works for both medium AND high feild diameter : Medium(High) DIA. = Low Diameter / [Med(High)mag/low mag] Brackets () are NOT for multiplication, they are for the other formula. Read More

### What is bend radius of power cable how can you calculate the bend radius of 3c xlpe 240sqmm armoured cable having diameter of 100mm?

The radius of the curve of the inner edge of the bends shall be at least 6 times the external diameter for armoured cable. Read More

### How do you calculate 3 phase power for a motor that draws 22 amps per leg it is a 480 3 phase motor do you use 480 x 22 or 277 x 22?

1.73*480*22 Read More

### How do you calculate how much electricity a DC motor will generate?

A DC motor will generate electricity, if used in reverse. IE, rotate it and electricity will be generated. The voltage will be dependant on the speed of rotation. The capacity (Amperage) will depend on the size of the windings and diameter of copper wire involved. Limitation to power and speed will also be limited by the construction of the commutator. All these variables are difficult to predict and unlikely a formula is available. You will… Read More

### What is a turbo in the pt cruiser?

It is a turbo charger. A turbo charger uses exhaust gases to turn an impeller that is attached to a shaft and another impeller that forces more air into the intake system of the engine. This increases power and engine efficiency. Read More

### What is wrong with your jet ski if the engine will open up all of the way but jet ski will not go very fast on full throttle?

It sounds as if you may have an impeller or driveshaft issue. If the impeller, or the impeller housing is badly worn, the craft will loose power due to excessive tolerance between the two parts. This is very common when used in sandy bottom, shallow water conditions, as the sand picked up by the rotating impeller wears away at both the impeller, and the housing. Also, in the case of little, or no service maintenance… Read More

### What is the maximum amp for motor 5.5 kw 4 pole 3ph?

power , P=1.732*V*I*power factor so, the formula for calculate the load current for a 3 phase motor is, I=P/(1.732*V*power factor) Read More

### Calculate the power produced by a motor operating at 950rpm if the torque developed is 37 Nm?

3681W. Power = 2*Pi*T*n where T = torque (Nm) and n=speed (revs/sec) Read More

### How do you calculate horse power of water pump?

You can approximate the horsepower capabilities of any electric motor by calculating incoming electric power. This is done by simply multiplying the rated voltage by the rated current. This will give you a unit of watts. There are about 746 watts per horsepower. Say if the motor is about 85% efficient, then incoming power will match output power minus this efficiency. Anyways, multiply incoming power by .85 and divide by 746 should give an approximate… Read More

### How much energy does a motor convert to heat?

You can calculate the quantity of energy that a motor turns into heat with either one of these equations: Heat energy = ( 1 - efficiency of the motor) x (energy input to the motor) or Heat energy = ( 1 - efficiency of the motor) x (power input to the motor) x (running time) Read More

### How do you calculate how much current a 5 kilowatt motor draws if it is a 3 phase motor 400v?

Power in a 3 phase circuit is given by W=√3*V*I*cosφ therefore transposing the formula gives: I=W/√3*V*cosφ where I=current in amps, W=power in watts, V=line voltage, cosφ=power factor (this should be on the motor plate, if not you could use 0.9) Regards ninenix Read More

### What is the diameter of the high power field of a microscope in micrometers?

the diameter of the high power field microscope is 500 micrometers Read More

### How many times is the diameter of a field decreased when you change from low power to high power magnification?

The diameter of a field is decreased by 1.5 millimeters when changed from low power to high power magnification. Read More

### What are the names of the principle parts of a centrifugal pump?

The principle parts of a centrifugal pump are the pump casing, also called a volute, and the impeller. The other parts are the pump shaft, bearing(s), shaft seal, the wear rings, and the inlet and outlet. The impeller is mounted on the pump shaft. The pump shaft is coupled to an external power source like a motor. The motor turns the shaft, the shaft makes the impeller turn and the fluid being pumped is put… Read More

### How do you test a power window motor?

Disconnect wires from motor and check to see if you have power and ground going to motor--if so motor is bad if not have to check wiring and switch to that motor Read More

### Why does heater motor not work on a 1987 cariolet changed the motor have power to the rheostat?

The resistor has power going to it but, the resistor may be burned out and no power is coming out of it. Check for power at the blower motor connection. Read More

### Slip power in a induction motor?

slip power is a power which is develop by the induced voltage and current in an induction motor Read More

### What is a rotating shaft?

There are many, many examples. Generally, rotating shafts are used to transmit power from a producer to a user device. A few examples: Drive shaft in an automobile- transmits power from the engine to the wheels. Propeller shaft in a ship- transmits power form the engine to the propeller. Pump shaft- transmits power from a motor to the pump impeller. Rotating shafts are all over the place. You can find dozens of examples in the… Read More

### How many seconds would it take a 1200 W motor to raise a 9800 N to 10 m high?

Calculate the amount of potential energy required. Then divide by the power. Read More

### What is the formula for calculating the full load current of 18.5kW motor?

to calculate the motor full load current one should know motor power factor, supply voltage and phase of supply. Assuming your motor is with 0.85 pf and 3 phase, 415V source then P = (Sqrt3)*V*I*pf 18500 = 1.732*415*0.85*I hence I = 30.2A Read More

### Can a small generator power an electric motor?

If the output power of the generator matches the required input power of the motor - sure. Read More

### How you calculate rated power of lathe machine?

how we calculate the rated power of lathe machine? Read More

### How do you calculate mi to the second power?

To be able to calculate a mi to the second power you need to Read More

### Efficiency of a dc motor?

The efficiency of ANY motor is output power divided by input power. Read More

### Your 40 HP Yamaha outboard motor is not shooting out water only dripping what is the problem?

Like most outboard motors, the Yamaha is water cooled. It takes water in from the bottom of the prop housing and circulates it through the system to cool the engine and lower transmission. The pump that provides the power to do this has an impeller (usually made of neoprene). More than likely, the impeller needs to be changed. Also, if this has been an ongoing problem, there is no telling what other heat related problems… Read More

### How do you calculate the efficiency of an induction motor?

efficiency is the ration of Power_Out/Power_In. So simply take the Power out Rpm*Torque and divide by the Power in Volts * Amps Note: You need to you numbers found while the motor is running. Name Plate or Maximum values will not work for this. Also the Efficiency will vary depending on the motor speed. Read More

### How power is affected by the diameter and stroke length of cylinder of an IC engine?

if the diameter of cylinder and stroke length of an I.C. engine is greater then the power output is more. Read More

### How do you calculate motor wattage from its resistance?

All you can do is get in the ballpark knowing resistance of windings and the supply voltage. Current = Voltage divided by resistance. Wattage = voltage x current x power factor. For a motor the power factor is between zero and sone number less than one, with one being just a resistive load. So if you calculate the current and use a PF = 1 you can get worse case wattage. Read More

### How do you replace power window motor on 1993 Sunbird?

power window motor removal 93 sunbird Read More

### What is the actual power of a 5 horsepower motor?

A 5 horsepower motor would have 3,730 watts of power. Read More