ASHRAE-90.1-2022- - Page 171
Extracted Content
Table 9.5.2.1-2 Space-by-Space Lighting Power Density Allowances and Minimum Control Requirements Using Either Method
Informative Note: This table covers building- specific space types typically found in a single building type. Table 9.5.2.1-1 covers common space types typically found in multiple building types.
LPD, Building-Specific Space Types [a] W/ft [2] RCR
The control functions below shall be implemented in accordance with the descriptions found within Section 9.4.1.1. For each space type:
(1) All REQs shall be implemented. (2) At least one ADD1 (when present) shall be implemented. (3) At least one ADD2 (when present) shall be implemented.
9.4.1.1(a) 9.4.1.1(b) 9.4.1.1(c) 9.4.1.1(d) 9.4.1.1(e) [ b] 9.4.1.1(f) [ b] 9.4.1.1(g) 9.4.1.1(h) 9.4.1.1(i)
Auto Full OFF
Daylight Response
Sidelight
Daylight Response
Toplight
Auto Reduction
(Full OFF complies)
Local Control
Manual
ON
Partial Auto ON
Multilevel
Lighting
Control
Scheduled
Shutoff
High bay area (25 to 50 ft floor -to-ceiling height) 1.24 6 REQ ADD1 ADD1 REQ REQ ADD2 ADD2
Low bay area (<25 ft floor -to-ceiling height) 0.85 3 REQ ADD1 ADD1 REQ REQ ADD2 ADD2
Museum
General exhibition area 0.31 6 REQ ADD1 ADD1 REQ REQ REQ ADD2 ADD2
Restoration area 1.24 4 REQ ADD1 ADD1 REQ REQ REQ ADD2 ADD2
Performing Arts Theater—Dressing Room 0.39 6 REQ ADD1 ADD1 REQ REQ
Post Office—Sorting Area 0.71 4 REQ ADD1 ADD1 REQ REQ REQ ADD2 ADD2
Religious Facility
Audience seating area 0.72 4 REQ REQ REQ REQ ADD2 ADD2
Fellowship hall 0.50 4 REQ ADD1 ADD1 REQ REQ REQ ADD2 ADD2
Worship/pulpit/choir area 0.75 4 REQ ADD1 ADD1 REQ REQ REQ ADD2 ADD2
Retail Facilities
Dressing/fitting room 0.45 8 ADD2 ADD2
Hair care 0.65 6 REQ ADD1 ADD1 ADD2 ADD2
Mall concourse 0.57 4 REQ ADD1 ADD1 REQ REQ ADD2 ADD2
Massage 0.81 8 REQ ADD1 ADD1 REQ ADD2 ADD2
Nail care 0.75 6 REQ ADD1 ADD1 ADD2 ADD2
Sports Arena—Playing Area (Class of play as defined by ANSI/IES RP-6)
Class I facility 2.86 4 REQ REQ REQ REQ REQ
Class II facility 1.98 4 REQ REQ REQ REQ REQ
Class III facility 1.29 4 REQ REQ REQ REQ REQ
Class IV facility 0.85 4 REQ ADD1 ADD1 REQ REQ ADD2 ADD2
a. Where both a common space type and a building specific space type are listed, the building specific space type shall apply (see Table 9.5.2.1-1 for common space types) . b. Automatic daylight responsive controls are mandatory only if the space meets the requirements of the specified sections.