Restrooms

Verken onze energiebesparingsgids voor toiletruimtes, ontworpen om u te helpen oplossingen met aanwezigheidssensoren te begrijpen en te implementeren voor een efficiënte lichtregeling in overeenstemming met de Amerikaanse energievoorschriften.

Maximize Energy Efficiency in Restrooms with Occupancy Sensors

Restrooms in commercial buildings are frequently used spaces that often remain lit even when unoccupied, leading to significant energy wastage. These spaces typically use high-intensity lighting fixtures that consume substantial amounts of energy. The sporadic and unpredictable nature of restroom usage further exacerbates this issue, as lights are often left on unnecessarily during periods of non-use.

Given these factors, the potential for energy savings in restrooms is substantial. By implementing occupancy sensor solutions, commercial facilities can significantly reduce their lighting energy consumption. Occupancy sensors detect the presence or absence of people and automatically control the lighting accordingly, ensuring lights are only on when needed. This not only saves energy but also extends the lifespan of lighting fixtures, leading to additional cost savings.

Voldoe aan de energiecodes

De International Energy Conservation Code (IECC) is een modelcode die is ontwikkeld door de International Code Council (ICC) om minimale ontwerp- en bouwvereisten voor energie-efficiëntie in gebouwen vast te leggen. De IECC wordt elke drie jaar bijgewerkt om de nieuwste praktijken en technologieën op het gebied van energiebesparing op te nemen.

IECC: Waarom dit voor u van belang is

De IECC is op grote schaal overgenomen door staten en gemeenten in de gehele Verenigde Staten. De IECC omvat diverse aspecten van het energiegebruik, waaronder de gebouwschil (muren, daken en ramen), verwarmings- en koelsystemen en verlichtingssystemen.

De IECC schrijft specifieke verlichtingsregelingen voor, zoals aanwezigheidssensoren, om energieverspilling in onbezette ruimtes op verschillende locaties tot een minimum te beperken.

ANSI/ASHRAE/IES Standard 90.1, Energy Standard for Sites and Buildings Except Low-Rise Residential Buildings, is een breed erkende energienorm die wordt uitgegeven door de American Society of Heating, Refrigerating and Air-Conditioning Engineers (ASHRAE).

ASHRAE 90.1: Waarom dit voor u van belang is

ASHRAE 90.1 wordt gebruikt als referentiepunt voor energiecodes voor gebouwen in de gehele Verenigde Staten en dient als een nalevingsroute binnen de IECC. De norm schetst de minimale vereisten voor de energie-efficiënte prestaties van onderdelen van commerciële gebouwen, waaronder gebouwschillen, HVAC-systemen, waterverwarmingssystemen en verlichtingssystemen.

De norm ASHRAE 90.1 specificeert de maximaal toegestane verlichtingsvermogensdichtheden en minimale vereisten voor verlichtingsregeling, waaronder het gebruik van aanwezigheidssensoren in specifieke ruimtes.

Title 24, deel 6 van de California Building Standards Code, officieel bekend als de Building Energy Efficiency Standards for Residential and Nonresidential Buildings, wordt beheerd door de California Energy Commission en wordt periodiek bijgewerkt om nieuwe technologieën en methoden voor energie-efficiëntie te reflecteren.

Title 24: Waarom dit voor u van belang is

Title 24 staat bekend om zijn strenge vereisten, die vaak als strenger worden beschouwd dan die van vele andere energiecodes in de Verenigde Staten. Title 24 schrijft strenge energieprestatie-eisen voor voor alle aspecten van de gebouwconstructie, inclusief verwarming, ventilatie, airconditioning (HVAC), waterverwarming en verlichting.

Title 24 vereist de installatie van aanwezigheidssensoren die de verlichting aanpassen op basis van de bezetting van ruimtes in specifieke gedeelten van commerciële gebouwen om te garanderen dat er geen energie wordt verspild.

Koppeling van energiecodes per staat

Expand to see the detailed table ↓

StateCurrent Commercial CodeCommercial Code Efficiency Category
Alabama90.1-201390.1-2013
AlaskaNone statewideNo statewide code
ArizonaHome rule<90.1-2007
Arkansas2009 IECC and 90.1-200790.1-2007
California2022 Building Energy Efficiency Standards90.1-2019
ColoradoHome ruleNo statewide code
Connecticut2021 IECC and 90.1-201990.1-2019
Delaware2018 IECC and 90.1-201690.1-2013
District of Columbia90.1-2013^90.1-2019
Florida2021 IECC and 90.1-2019^90.1-2016
Georgia2015 IECC and 90.1-2013^90.1-2013
HawaiiHome rule90.1-2013
Idaho2018 IECC and 90.1-201690.1-2013
Illinois2021 IECC and 90.1-201990.1-2019
Indiana90.1-200790.1-2007
Iowa2012 IECC and 90.1-201090.1-2007
KansasHome ruleNo statewide code
Kentucky2012 IECC and 90.1-201090.1-2007
Louisiana2021 IECC and 90.1-2019^90.1-2016
Maine2015 IECC and 90.1-201390.1-2013
Maryland2021 IECC and 90.1-2019^90.1-2019
Massachusetts2018 IECC and 90.1-2016^90.1-2019
Michigan2015 IECC and 90.1-2013^90.1-2013
Minnesota90.1-2019^90.1-2019
MississippiNone statewideNo statewide code
MissouriHome ruleNo statewide code
Montana2021 IECC and 90.1-201990.1-2019
Nebraska2018 IECC and 90.1-201690.1-2013
Nevada2018 IECC and 90.1-201690.1-2013
New Hampshire2018 IECC and 90.1-2016^90.1-2013
New Jersey90.1-201990.1-2019
New Mexico2021 IECC and 90.1-2019^90.1-2019
New York2018 IECC and 90.1-2016^90.1-2016
North Carolina2015 IECC and 90.1-2013^90.1-2010
North DakotaHome ruleNo statewide code
Ohio2021 IECC and 90.1-2019^90.1-2016
Oklahoma2006 IECC and 90.1-2004<90.1-2007
Oregon90.1-201990.1-2019
Pennsylvania2018 IECC and 90.1-201690.1-2013
Rhode Island2018 IECC and 90.1-2016^90.1-2013
South Carolina2009 IECC and 90.1-200790.1-2007
South DakotaHome ruleNo statewide code
Tennessee2021 IECC and 90.1-201390.1-2007
Texas2015 IECC and 90.1-201390.1-2013
Utah2021 IECC and 90.1-2019^90.1-2019
Vermont2021 IECC and 90.1-2019^90.1-2019
Virginia2021 IECC and 90.1-2019^90.1-2019
Washington2018 Washington State Energy Code90.1-2019
Tennessee2012 IECC and 90.1-201090.1-2007
Texas2015 IECC and 90.1-201390.1-2013
Utah2021 IECC and 90.1-2019^90.1-2019
Vermont2018 IECC and 90.1-2016^90.1-2019
Virginia2021 IECC and 90.1-2019^90.1-2019
Washington2018 Washington State Energy Code90.1-2019
West Virginia90.1-201390.1-2013
Wisconsin2015 IECC and 90.1-2013^90.1-2010
WyomingHome ruleNo statewide code
  • ^ When an amendment impacting energy efficiency can be quantified using DOE Prototype Building Models, they were captured in the analysis.
  • For states adopting both IECC and 90.1, the IECC code is usually analyzed as the state current code in this study except for states with extensive amendments to the IECC.

Sensor Solutions

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Ontwerpgids: Belangrijkste concepten voor toiletruimtes

Het ontwerpen van een energie-efficiënte lichtbesturingsoplossing voor toiletruimtes vereist een strategische plaatsing van aanwezigheidssensoren om een volledige dekking van de ruimte te garanderen.

By following these guidelines, businesses can create an energy-efficient lighting control solution for restrooms that reduces energy waste, and lowers maintenance costs:

  • Entrance Coverage: Install a wall occupancy sensor near the entrance to detect when someone enters the restroom. This sensor should be positioned high enough to avoid obstructions from the door and should not directly face the entrance to avoid false triggers from movement outside the restroom.
  • Stall Coverage: Depending on customer preference for privacy, stalls can either be covered by a sensor or not. If stalls are not covered by a sensor, program a longer timeout (15 or 20 minutes) to prevent lights from turning off when someone is in the stall. If individual stall sensors are used, they should be installed in such a way that they do not detect movement outside the stall to avoid false triggers.
  • Sink and Mirror Area: Install a ceiling occupancy sensor above the sink and mirror area. This sensor should be positioned to cover the entire area, ensuring that lights remain on when someone is using the sink or mirror.
  • Avoidance of Air Vents: Do not mount sensors close to air vents, as the vibration and air flow can reduce the effectiveness of the sensor. PIR sensors should not be within 4ft of an air vent, and ultrasonic sensors should not be within 6ft of an air vent.
  • Manual Control: Integrate manual control to turn ON/OFF all lighting with our occupancy/vacancy sensors. This allows for manual override of the lighting system if necessary.

Wall Sensor Switches

RZ020/021 Motion Sensor Switches

  • 2-wire, 3-wire, 4-wires wiring options
  • Occupancy, Vacancy, Manual ON/OFF
  • Adjustive time delay and ambient light control

Multi-Location Wireless Wall Sensors

RZ020A/021A + RZ022W Kits

  • Hardwired RZ021A/022A occupancy sensor switch
  • Wireless companion switch (RZ022W) for multi-location control

Ceiling Occupancy Sensors

RZ036

  • Hardwired occupancy sensors
  • Auto ON, auto OFF
  • Line voltage and Low voltage available

Core features included:

  • Integrated manual ON/OFF control for all lighting
  • Vacancy sensors (Manual ON only): Lights must be turned on manually only
  • Adjustable time-delay, lighting is automatically turned full OFF after 15mins
  • Additional: multi-location wireless kits to expand the control range without re-wring
  • Additional: multiple wiring options available for both new constructions and retrofit projects.

Meets the Mandatory Provisions

IECC – 2011

C405.2.1 Occupant sensor controls

Occupant sensor controls shall be installed to control lights in the space.

C405.2.1.1 Occupant sensor control functions

  • Manual on or partial on to no more than 50% power.
  • Full off within 20 minutes after all occupants have left the space
  • A manual control to turn off the lights.

**Full automatic-on controls with no manual control are permitted in restrooms where manual operation would endanger occupant safety or security.

ASHRAE 90.1 – 2022

Restrooms shall also be controlled by occupant sensors.

9.4.1.1 H Automatic full OFF control

All lighting in the space shall be automatically shut off within 20 minutes of all occupants leaving the space

Title 24 – 2022

130.1 (a) Manual area controls.

Each area enclosed by ceiling-height partitions shall provide lighting controls that allow the lighting in that area to be manually turned on and off.

** Restrooms having two or more stalls may use a manual control not accessible to unauthorized personnel.

130.1 (c) Shut-OFF Controls.

Lighting shall be controlled with occupant sensing controls to automatically shut OFF all of the lighting in 20 minutes or less after the control zone is unoccupied that shall function either as:

  • A. Occupant sensing controls (if 130.1(b) not required to have multi-level lighting controls); or
  • B. Partial-ON occupant sensing controls, or
  • C. Vacancy sensing controls, where all lighting responds to a manual ON input only

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