NEMA LE 5A:1999
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
Procedure for Determining Luminaire Efficacy Ratings for Commercial, Non-Residential Downlight Luminaires
03-29-2024
10-21-2004
Foreword
Purpose
Clause
Section 1 GENERAL
1.1 Scope
1.2 Referenced Documents
1.3 Definitions
Section 2 SELECTION OF COMPONENTS
2.1 Test Specimen - Luminaire
2.2 Test Specimen(s) - Compact Fluorescent and HID
Ballast
2.3 Test Specimen(s) - Compact Fluorescent Lamps,
Incandescent Lamps, HID Lamps
Section 3 TESTING FACILITIES AND EQUIPMENT
3.1 Facilities
3.2 General Criteria
Section 4 CALCULATIONS
4.1 Luminaire Efficacy Rating - Downlight Luminaires
4.2 Calculation of Ballast Factor for Compact
Fluorescent Lamps
4.3 Ballast Factor for HID Ballasts
Section 5 PROCEDURES
5.1 Luminaire Efficacy Rating - Downlight Luminaires
5.2 Luminaire Category and Classification
Section 6 LIGHTING ENERGY COST - DOWNLIGHT LUMINAIRES
6.1 Comparative Yearly Energy Cost of Light
6.2 Calculation: Comparative Yearly Lighting Energy Cost
Section 7 RECOMMENDED REPORTING CATEGORIES AND FORMAT
7.1 Category Description
7.2 Recommended Reporting Format (Example Only)
Annex A RATIONALE FOR DOWNLIGHT LUMINAIRE LER
A.1 Luminaire Characteristics
A.2 Ballast Factors
A.3 Luminaire Efficiency
A.4 Luminaire Wasttage
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