# How many watts does a 3hp motor use?

Contents
Horsepower Watts Rounded Watts
1 hp 745.699872 W 746 Watts
2 hp 1491.399744 W 1491 Watts
3 hp 2237.099616 W 2237 Watts
4 hp 2982.799488 W 2983 Watts

## How much power does a 3 HP motor use?

Unit consumed = Power in kW X numbers of hours of operation. = 59.76 units. Hence units burnt (consumed) by 3 HP motor in 24 hours will be 59.76, if the motor efficiency is 90% and motor is fully loaded.

## What size generator do I need to run a 3hp motor?

A generator rated 3 kVA will run a 3 hp motor. The engine that drives the generator may be rated 4 hp. If the motor load is hard starting, then you might need a larger generator, 4–5 kVA. Usually generators are rated in kilowatts, so a 3kW generator could be large enough, 4kW will work ok in most all cases.

## How many watts does a 3 HP well pump use?

GeneratorJoe Generator Wattage Guide

Household & Office Running Wattage Starting Wattage
Pump, Well, 1 – 1/2 HP 2500 5000
Pump, Well, 2 HP 3750 7500
Pump, Well, 3 HP 5000 10000
Pump, Well, 5 HP 7500 15000

## How many kW is a 5HP motor?

Hp to kW Conversion Table

Horsepower Kilowatts Rounded Kilowatts
1 hp 0.745699872 kW 1 kW
5 hp 3.72849936 kW 4 kW
10 hp 7.45699872 kW 7 kW
15 hp 11.18549808 kW 11 kW
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## How many watts does a 1hp motor use?

A 1 HP motor is supposed to deliver power equivalent to 746 Watts, or in other words, the rotational mechanical energy delivered by the shaft of the motor is rated to be equal to 746 Watts or .

## What size generator do I need to run a 5hp motor?

Rule of Thumb

Electric Motor Size Minimum Generator Req’d (KVA) by Starting Method
HP KW S.D to KVA Size (Note 2)
5 3.7 10
6 4.5 12
7.5 5.5 15

## What will a 750w generator run?

Generator outputs can range from a small lamp to a number of large appliances. Running a 100 watt light bulb, a 200 watt slow cooker, a 1,200 watt refrigerator with a startup wattage of 2,900 watt and a 750 watt TV would require 3,950 watt.

## How many watts does a 3/4 hp motor use?

Approximate Running Wattage

Approximate Starting Wattage Approximate Running Wattage
Capacitor Start Induction Run 1/2 Horsepower 1800 600
Capacitor Start Induction Run 3/4 Horsepower 2600 850
Capacitor Start Induction Run 1 Horsepower 3000 1000
Capacitor Start Induction Run 1 1/2Horsepower 4200 1600

## Will a 2000 watt generator run a well pump?

In general, a 2000 – 2400 running watts generator should provide enough power to run a very small well pump (1/3 horsepower) without any issues.