Retail power and lighting follow the merchandising plan; codes add show-window, sign and GFCI rules, while energy codes put lighting on schedules rather than public switches.
Space | Power | Switching | Lighting |
Sales floor | Floor boxes or column receptacles where displays move; perimeter at 12–18 in | Lighting control panel on a store schedule; staff override keypad only | Ambient grid spaced about equal to mounting height; track accents at about 30° |
Show windows | One receptacle per 12 linear ft, within 18 in of the top of the window | Scheduled with display lighting | Track or adjustable downlights aimed at displays |
Entrances | One 20 A sign outlet at each pedestrian entrance | Signage on a time clock | Canopy downlights; exit signs above doors |
Cash wraps | Dedicated circuits; isolated-ground where specified | Pendants or downlights over the counter | |
Back of house | Cleaning receptacles about every 50 ft | Occupancy sensors or switches at each entry | Strips over aisles between shelving |
Restaurants | GFCI throughout kitchens and serving areas; matched NEMA receptacles for equipment | Scene keypads in the dining room | Pendants 30–36 in above tables; kitchen fixtures listed for the location |
Rooftops and exterior | Receptacle within 25 ft of HVAC equipment; GFCI, WR | Photocell, time clock and contactor | Pole spacing 4–5 times pole height; full-cutoff optics |