Home generator sizing calculator

What size of generator do you need at your home? This is a very important question you need to know very well when purchasing a backup generator for your home.

It is not the right time to try to find out your home’s wattage requirements during a power outage.

Generator sizing calculator is here to help you find your wattage needs when there’s an outage at your home.

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A home generator sizing calculator is a very useful tool that enables us to buy the right kind of generator that is capable of supporting all appliances at our homes.

The following are the steps to be followed.

Step 1: collect power information for all your appliances

The first step is to find out power requirement for both starting and running power

Step 2: convert all power information to Watts

The second step is to convert all power information into watts for a standard measure

Step 3: numbers of appliances you will be running at a time

Come up with the number of items you be running simultaneously at any given time. Your electrical needs may include:

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• Major kitchen appliances

• Entertainment

• Personal grooming appliances

• HAC

• Laundry and cleaning

A home generator sizing calculator is a very important tool that you must have in order to know your total power needs in times of outage.

How To Size Generators

sizing generators

The size of the generator to use should be a primary consideration. If you oversize your generator, you might end up damaging your systems or wasting a lot of resources.

On the other hand, under-sizing your generator may lead to inefficient and unreliable power to your equipment. Here is a guide on how to size your generator.

1. Calculate the total size of the load

You can do this by getting the total wattage of your equipment from the nameplate or manufacturer’s guide. Sum up the total wattage of all your equipment and get the minimum electrical power needed from your generator.

2. Convert kW to Kva

The total wattage calculated in the above step will be in Kilowatts. Since generators are rated in Kva, then you need o to convert the required wattage into Kva.

3. Define your running needs

Understand if your generator will be used as a primary power source or for emergencies.

There are generators that you cannot operate for over 30 minutes. You need a generator with a bigger capacity if it is your primary source of power.

4. Access and conditions of the site

Consider the size and location of the site you want the generator to run. If the access path to the site is narrow, then you need a smaller generator since some vehicles may not get on and off the site.

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Choosing the right size generator is an easy task whenever you understand what you need. If you have any challenges, you can always consult a professional.

Check out Home generator sizing calculator on Amazon

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