Energy glossary
What is EFFICACY, LIGHTING?
EFFICACY, LIGHTING — The ratio of light from a lamp to the electrical power consumed, including ballast losses, expressed as lumens per watt. [See California Code of Regulations, Title 24, Section 2-5302]
Energy glossary
EFFICACY, LIGHTING — The ratio of light from a lamp to the electrical power consumed, including ballast losses, expressed as lumens per watt. [See California Code of Regulations, Title 24, Section 2-5302]