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Power factor is a ratio of how much Apparent Power (referred to as Kilovolt Amperes or kVA) is being used versus the
amount of
Real Power (referred to as Kilowatts or KW) being transferred to the appliance or equipment. Power factor
ratios are calculated between 0 and 1. If a
Power Factor Ratio is anywhere below 1, then more apparent power is required
in order to transfer real power to where it's needed. For example, if a factor is 0.5 then 2 vKA of current is drawn for every 1
KW that's transferred.
What is Power Factor?
How do you know when the Power Factor is low?
Most knowledgeable electricians know how to take a power factor reading, but correcting a low power factor requires some
expertise. Most utility companies actually know when the power factor is below .95 within a commercial establishment and
may charge a higher rate or apply a penalty. Reason being, low power factor causes energy demands to rise, therefore, a
low
Power Factor Surcharge is applied as a policing method for getting businesses to correct the problem. For
residential homes, it is far too complicated to monitor every single home for low power factors, so the utility companies
simply factor it into the rates in order to cover losses (usually explained on back of your electric bill).


Save Power Go Green is partnered with a network of Certified Electrical Contractors that specialize in
Correcting Power Factor. If you'd like to get a Power Factor Reading or have already been made aware of
having a
Poor Power Factor, then click here   
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