IES RP 2 2017

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IES RP-2 Recommended Practice for Retail Lighting

Published By	Publication Date	Number of Pages
IES	2017	126

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Category: IES

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Description

This document provides an in-depth discussion of the system and the criteria essential to lighting merchandise displays in a variety of retail applications. Specifically, lighting quality metrics appear in Tables 1 and 2. Horizontal and vertical illuminance, along with uniformity recommendations, can be viewed in Tables 3 and 4. This Recommended Practice was written for designers with varying levels of experience in retail lighting design. The study of RP-2-17, including the references and annexes found at the back, should serve as a foundation for good retail and merchandise lighting. Various energy codes are referenced in this document.

PDF Catalog

PDF Pages	PDF Title
1	Cover
3	Copyright
6	Contents
10	1.0 INTRODUCTION
11	2.0 STORE CLASSIFICATION AND RETAIL LIGHTING GOALS 2.1 Types of Stores 2.2 Goals of Retail Lighting
13	3.0 CHARACTERISTICS OF LIGHT AND LIGHTING 3.1 General 3.2 Illuminance and Luminance
14	3.3 Reflection, Refraction, Transmission, Absorption, and Glare 3.3.1 Reflection 3.3.2 Refraction
15	3.3.3 Transmission 3.3.4 Absorption 3.3.5 Glare 3.3.5.1 Direct Glare
16	3.3.5.2 Reflected Glare 3.3.5.3 Discomfort Glare
17	3.3.5.4 Glare Causing Disability and Veiling Reflections
19	3.3.5.5 Glare Control 3.4 Color and the Store Environment
21	4.0 LIGHTING DESIGN CONSIDERATIONS 4.1 Lighting Quality
24	4.2 Lighting Quantity
26	4.3 Equipment Characteristics 4.3.1 Light Source Selection 4.3.1.1 Lamp Life 4.3.1.2 Lamp Efficacy 4.3.1.3 Luminaire Efficacy 4.3.1.4 Luminaire Efficiency 4.3.1.5 Lumen Maintenance 4.3.1.6 Correlated Color Temperature and Color Rendering
27	4.3.1.7 Spectral Power Distribution (SPD
28	4.3.1.8 Cost
29	4.3.2 Luminaire Selection and Layout
30	4.3.2.1 Ambient lighting
32	4.3.2.2 Accent Lighting
33	4.3.2.3 Wall Washers 4.3.2.4 Accent Lights: Floodlighting
34	4.3.2.5 Accent Lights: Spotlighting 4.4 Room Surface Reflectances
35	4.5 Lighting Control 4.6 Daylight 4.7 Energy Codes
36	4.7.1 Exterior Lighting Zones 4.7.2 Other Considerations
37	4.8 Maintenance Program 4.8.1 Recoverable Factors 4.8.2 Non-recoverable Factors
38	4.8.3 Total Light Loss Factor 4.9 Operating Procedures 4.10 Emergency Lighting
39	5.0 LIGHTING REQUIREMENTS OF SPECIFIC MERCHANDISE SPACES 5.1 Introduction 5.2 Types of Merchandise Spaces 5.2.1 Entrances and Exterior Surrounds 5.2.2 Sales Areas
40	5.2.3 Show Windows 5.2.4 Ancillary Spaces
41	5.2.4.1 Dressing and Fitting Rooms
42	5.2.4.2 Alteration Rooms
43	5.2.4.3 Wrapping and Packaging Areas 5.2.4.4 Stock Rooms 5.2.4.5 Restrooms, Lounges, and Locker Rooms
44	5.2.4.6 Offices 5.2.4.7 Food Service Facilities
46	5.2.4.8 Escalators, Elevators, and Stairways
47	6.0 TECHNIQUES FOR LIGHTING MERCHANDISING SPACES 6.1 Introduction 6.2 Distribution and Direction of Light 6.3 Ambient Lighting
48	6.3.1 Ambient Lighting Choices
49	6.3.1.1 General Pattern System 6.3.1.2 Specific Pattern System 6.3.1.3 Flexible Pattern System
50	6.4 Perimeter Lighting
53	6.5 Feature Lighting 6.5.1 Rack Lighting (Clothing
54	6.5.2 Shelf and Gondola Lighting 6.5.3 Counter Lighting 6.5.4 Mirror Lighting
55	6.5.5 Showcase Lighting
56	6.5.6 Wall-Case Lighting
57	6.5.7 Modeling Lighting 6.6 Accent Lighting
58	6.7 Decorative Lighting
60	7.0 LIGHTING SYSTEMS CONSIDERATIONS 7.1 Introduction 7.2 Electric Light Sources
62	7.2.1 Fluorescent Light Sources 7.2.1.1 Legislative Impact 7.2.1.2 Fluorescent Applications 7.2.2 Metal Halide Sources
63	7.2.2.1 Legislative Impact for HID 7.2.2.2 Metal Halide Applications
64	7.2.3 Filament Light Sources 7.2.3.1 Legislative Impact 7.2.4 Light Emitting Diodes (LED
65	7.2.5 Cold Cathode/Neon
67	7.2.6 Fiber Optics 7.3 Daylighting
68	7.4 Luminaires 7.5 Acoustical and Thermal Factors
69	REFERENCES
70	ANNEX A – FADING, BLEACHING, AND SHELF LIFE
72	ANNEX B – LIGHTING FRESH FOODS AND LIVE PRODUCE
75	ANNEX C – OUTDOOR LIGHTING
78	ANNEX D – LIGHTING SYSTEM MAINTENANCE
80	ANNEX E – EMERGENCY LIGHTING
81	ANNEX F – ENERGY MANAGEMENT AND CODES
84	ANNEX G – RETROFITS AND REFLECTORS
88	ANNEX H – RETAIL LIGHTING TERMS
95	ANNEX J – RETAIL TARGET ILLUMINANCES FOR INTERIORS AND EXTERIORS