Best Practice Guide

Glossary

Introduction

Planning an Energy Program

Funding and Approval

Education

Lighting

Central HVAC System

Procurement Policy

Building Envelope

Demand Response

Distributed Generation

Water Use

Motors

Food Service

Resources and Appendices

Lessons Learned

Best Practice Guide Glossary

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EFFICACY, LIGHTING Return to list of terms

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]

Source: California Energy Commission