HVAC Glossary

Alternative HVAC Solutions would like to offer the following HVAC Glossary as a helpful tool for you, our customer, to help with the various terms and technical definitions for the heating, cooling and indoor air quality industry.

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KBTU -  (kBtu) One-thousand (1,000) Btus.
Kilovolt -  (kv) One-thousand volts (1,000). Distribution lines in residential areas usually are 12 kv (12,000 volts).
kW -  (kilowatt or kW) A kilowatt equals one thousand (1,000) watts. A unit of measure of the amount of electric power production needed to operate given equipment. On a hot summer afternoon a typical home, with central air conditioning and other equipment in use, might have a demand of four kW. An electric power capacity of one kW is sufficient to power ten 100-watt light bulbs.
kWh -  (kilowatt hour or kWh) A kilowatt hour (kWh) is the amount of kilowatts of electricity used in one hour of operation of any equipment. The most commonly-used unit of measure telling the amount of electricity consumed over time. It means one kilowatt of electricity supplied for one hour. In 1989, a typical California household consumes 534 kWh in an average month. A typical electric consumer in Pennsylvania currently uses 500 kWh per month of electricity.)