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51-11C-40500  <<  51-11C-40501 >>   51-11C-40502

(Effective until July 1, 2020)

PDFWAC 51-11C-40501

Section C405.1—General.

C405.1 General (mandatory). This section covers lighting system controls, the maximum lighting power for interior and exterior applications, electrical energy consumption, vertical and horizontal transportation systems, and minimum efficiencies for motors and transformers.
EXCEPTION:
Dwelling units within commercial buildings shall not be required to comply with Sections C405.2 through C405.6 provided that they comply with Section R404.1.
[Statutory Authority: RCW 19.27A.025, 19.27A.160, and 19.27.074. WSR 16-03-072, § 51-11C-40501, filed 1/19/16, effective 7/1/16. Statutory Authority: RCW 19.27A.020, 19.27A.025 and chapters 19.27 and 34.05 RCW. WSR 13-04-056, § 51-11C-40501, filed 2/1/13, effective 7/1/13.]
(Effective July 1, 2020)

PDFWAC 51-11C-40501

Section C405.1General.

C405.1 General. This section covers lighting system controls, the maximum lighting power for interior and exterior applications, electrical energy consumption, vertical and horizontal transportation systems, and minimum efficiencies for motors and transformers.
Dwelling units within multifamily buildings shall comply with Sections C405.1.1 and C405.7. All other dwelling units in dormitory, hotel and other residential occupancies that are not classified as multifamily residential occupancies shall comply with Section C405.2.5 and Section C405.1.1 or Section C405.4. Sleeping units shall comply with Section C405.2.5 and Section C405.1.1 or Section C405.4.
Lighting installed in walk-in coolers, walk-in freezers, refrigerated warehouse coolers and refrigerated warehouse freezers shall comply with the lighting requirements of Section C410.2.
Transformers, uninterruptable power supplies, motors and electrical power processing equipment in data center systems shall comply with Section 8 of ASHRAE Standard 90.4 in addition to this code.
C405.1.1 Dwelling and sleeping unit lighting efficacy. No less than 90 percent of the lamps serving dwelling units or sleeping units shall be provided by light emitting diodes (LED), T-8 or smaller diameter linear fluorescent lamps, or other lamps with a minimum efficacy of 65 lumens per watt.
[Statutory Authority: RCW 19.27A.020, 19.27A.025, 19.27A.160 and chapter 19.27 RCW. WSR 19-24-040, § 51-11C-40501, filed 11/26/19, effective 7/1/20. Statutory Authority: RCW 19.27A.025, 19.27A.160, and 19.27.074. WSR 16-03-072, § 51-11C-40501, filed 1/19/16, effective 7/1/16. Statutory Authority: RCW 19.27A.020, 19.27A.025 and chapters 19.27 and 34.05 RCW. WSR 13-04-056, § 51-11C-40501, filed 2/1/13, effective 7/1/13.]
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