A backup generator is a movable device that may be used to supply home appliance with electrical power during power outages.
How should I choose a backup generator for my home?
Backup generator for domestic use may be portable or fixed. Fuel ranges from petrol, diesel, bio-diesel and LP gas. With the different generator you have advantages and disadvantages particular the fuel type.
When looking to smaller portable generator one has to consider that they have smaller fuel tanks, you will need to refuel them on a regular basis if run continuously. Keep in mind that fuel stations will also be affected by outages and that fuel may not be readily available therefore consider investing in backup generators. Backup generators are directly connected to your house via a transfer switch and may be started manually or automatically. In the case of an automatic system generators will switch themselves of when power is restored.
The startup time of backup generators is between 10-30 seconds. You will still need a UPS if you can’t lose power to your computers.
Backup generator produce more power that portable generator with ratings from 5kW up to 100’s of kW. In addition these generators add value to your home. Note that these generators are much more expensive and will require professional installation.
Choosing a backup generator will come down to run time, availability and if it will need to be moved.
What fuel option should I choose?
Your choice should include the availability of particular fuel in your area. Propane or LP Gas generators are not common, there fuel supply is stored in cylinders that may be delivered by some of the larger gas manufacturers.
Diesel generator is the most efficient means of generation. Unfortunately these generators are the most expensive. Petrol generators are the most common. Petrol has the disadvantage of being highly combustible and cannot be stored in containers. In both supply of fuel may be problem during an outage.
Where to install my backup generator?
Backup generators are usually mounted on cement floors. The area must be level and provide for water drainage. Carbon monoxide is poisonous and therefore generators should be located away from windows and doors. If stored in a small building make sure that the exhaust leads outside.
Keep in mind that generators produce noise and air pollution. Be considerate in placing your generator. In addition backup generator are heavy, you will need at least for people to move the generator.
Wiring the generator
Always use a certified electrician and make sure that a transfer switch is installed. It is required by law that the connection be approved by your local municipality.
From whom should I purchase?
Generators are available from some larger hardware stores, authorized dealer and online stores. Buying online has the advantage of a wider range and lower cost. Make sure that some form of guarantee and delivery is included.