There is a calculation to find the power consumption of a water pump.
Well pump wattage.
Fill in the boxes as shown below.
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Check the nameplate on the appliance to determine the actual wattage required.
Wattage reference chart at right contains examples of what you can power with a portable generator.
Sump pump 1 3 hp well pump.
You should check the appliance for actual ratings.
Room air conditioner 10 000 btu central air conditioner 24 000 btu box fan 20 ceiling fan.
For example if the pump wattage is 2 200 watts and the voltage is 110 volts the current is 2 200 110 20 amps.
A water pump is a device that is used to extract water from a well.
This is the value of the amps drawn by the well pump.
Starting wattage must be equal to or larger than running amperage.
Select the voltage used for each item.
To set all the items in the group to same voltage use set all at the top of the column.
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A typical water pump s wattage can vary between 250 watts to 1 100 watts.
These are approximate values only.
Take the wattage of the specific water pump and multiply it times how many hours a day it runs.
If you do not know the actual starting and watts leave the specific box blank and the typical wattage will be used.
If there is more then one unit of an item type the number into the quantity box.
Well pump 1 2 hp electric water heater heating cooling space heater furnace fan blower 1 2 hp furnace fan blower 1 3 hp window ac 10 000 btu.
A deep well pump typically uses 250 to 1 100 watts of power.
Then multiply it by how many days a year it runs and divide by 1000.
The most common types of pumps are jet pumps and submersible pumps.
Well pump 1 3 hp 750 running 1400 3000 starting power bright pw3500 12 wagan pro line 3000 well pump 1 2 hp 1000 running 2100 4000 starting wagan pro line 5000.
Allow 2 times the listed running watts for starting these devices.
Divide the wattage by the voltage to find the current.
If you do know the specific wattage type the wattage into the starting wattage box for that item.