C405.10
Automatic receptacle control.2
The following shall have automatic receptacle control complying
with Section C405.10.1:
1. At least 50
percent of all 125V, 15- and 20-amp receptacles installed in enclosed offices,
conference rooms, rooms used primarily for copy or print functions, breakrooms,
classrooms and individual workstations, including those installed in modular
partitions and module office workstation systems.
2. At least 50 percent of branch circuit
feeders installed for modular furniture not shown on the construction
documents.
C405.10.1
Automatic receptacle control function. Automatic receptacle
controls shall comply with the following:
1.
Either split controlled receptacles shall be provided with the top receptacle
controlled, or a controlled receptacle shall be located within 12 inches (304.8
mm) of each uncontrolled receptacle.
2. One of the following methods shall be used
to provide control:
2.1. A scheduled basis
using a time-of-day operated control device that turns receptacle power off at
specific programmed times and can be programmed separately for each day of the
week. The control device shall be configured to provide an independent schedule
for each portion of the building of not more than 5,000 square feet (464.5
m2) override an area for not more than 2 hours. Any
individual override switch shall control the receptacles of not more than 5,000
feet (1524 m).
2.2. An occupant
sensor control that shall turn off receptacles within 20 minutes of all
occupants leaving a space.
2.3. An
automated signal from another control or alarm system that shall turn off
receptacles within 20 minutes after determining that the local area is
unoccupied.
3. All
controlled receptacles shall be permanently marked in accordance with NFPA 70
and be uniformly distributed throughout the space.
4. Plug-in devices shall not comply.
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EXCEPTION:
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Automatic receptacle controls are not required for the
following:
1. Receptacles specifically designated for equipment
requiring continuous operation (24 hours per day, 365 days per year).
2. Spaces where an automatic control would endanger
the safety or security of the room or building occupants.
3. Within a single modular office workstation,
noncontrolled receptacles are permitted to be located more than 12 inches
(304.8 mm), but not more than 72 inches (1828 mm) from the controlled
receptacles serving that workstation.
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Notes
Wash. Admin. Code §
51-11C-40510
Amended by
WSR
16-03-072, Filed 1/19/2016, effective
7/1/2016
Amended by
WSR
19-24-040, Filed 11/26/2019, effective
7/1/2020
Amended by
WSR
22-14-091, Filed 7/1/2022, effective
7/1/2023
Statutory Authority:
RCW
19.27A.020,
19.27A.025 and
chapters
19.27 and
34.05 RCW. 13-04-056, §
51-11C-40510, filed 2/1/13, effective
7/1/13.
