Restrooms
Pelajari panduan penghematan energi kami untuk toilet, yang dirancang untuk membantu Anda memahami dan menerapkan solusi sensor hunian demi kontrol pencahayaan yang efisien sesuai dengan Standar Energi AS.
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.
Memenuhi Kode Energi
International Energy Conservation Code (IECC) adalah model kode yang dikembangkan oleh International Code Council (ICC) untuk menetapkan persyaratan desain dan konstruksi minimum untuk efisiensi energi pada bangunan. IECC diperbarui setiap tiga tahun untuk menggabungkan praktik dan teknologi konservasi energi terbaru.
IECC, Mengapa Anda Harus Peduli
IECC diadopsi secara luas oleh negara bagian dan kotamadya di seluruh Amerika Serikat. IECC mencakup berbagai aspek penggunaan energi, termasuk selubung bangunan (dinding, atap, dan jendela), sistem pemanas dan pendingin, serta sistem pencahayaan.
IECC mewajibkan kontrol pencahayaan khusus, seperti sensor hunian, untuk meminimalkan pemborosan energi di area yang tidak terisi di berbagai lokasi.
Standar ANSI/ASHRAE/IES 90.1, Standar Energi untuk Tapak dan Bangunan Kecuali Bangunan Hunian Rendah, adalah standar energi yang diakui secara luas yang diterbitkan oleh American Society of Heating, Refrigerating and Air-Conditioning Engineers (ASHRAE).
ASHRAE 90.1, Mengapa Anda Harus Peduli
ASHRAE 90.1 digunakan sebagai tolok ukur untuk kode energi bangunan di seluruh Amerika Serikat dan berfungsi sebagai jalur kepatuhan dalam IECC yang menguraikan persyaratan minimum untuk kinerja efisiensi energi komponen bangunan komersial termasuk selubung bangunan, sistem HVAC, sistem pemanas air, dan sistem pencahayaan.
Standar ASHRAE 90.1 menentukan kepadatan daya pencahayaan maksimum yang diizinkan dan persyaratan kontrol pencahayaan minimum, termasuk penggunaan sensor hunian di area tertentu.
Title 24, bagian 6 dari Kode Standar Bangunan California, yang secara resmi dikenal sebagai Standar Efisiensi Energi Bangunan untuk Bangunan Hunian dan Non-hunian, Title 24 dikelola oleh California Energy Commission dan diperbarui secara berkala untuk mencerminkan teknologi dan metode efisiensi energi baru.
Title 24, Mengapa Anda Harus Peduli
Title 24 dikenal dengan persyaratannya yang ketat, yang sering kali dianggap lebih ketat daripada yang ditemukan di banyak kode energi lainnya di seluruh Amerika Serikat. Title 24 mewajibkan standar kinerja energi yang ketat untuk semua aspek konstruksi bangunan, yang mencakup pemanas, ventilasi, pengondisian udara (HVAC), pemanas air, dan pencahayaan.
Title 24 mewajibkan pemasangan sensor hunian yang menyesuaikan pencahayaan berdasarkan tingkat hunian ruangan di area tertentu di bangunan komersial untuk memastikan bahwa energi tidak terbuang sia-sia.
Penerapan Kode Energi Berdasarkan Negara Bagian
Expand to see the detailed table ↓
| State | Current Commercial Code | Commercial Code Efficiency Category |
|---|---|---|
| Alabama | 90.1-2013 | 90.1-2013 |
| Alaska | None statewide | No statewide code |
| Arizona | Home rule | <90.1-2007 |
| Arkansas | 2009 IECC and 90.1-2007 | 90.1-2007 |
| California | 2022 Building Energy Efficiency Standards | 90.1-2019 |
| Colorado | Home rule | No statewide code |
| Connecticut | 2021 IECC and 90.1-2019 | 90.1-2019 |
| Delaware | 2018 IECC and 90.1-2016 | 90.1-2013 |
| District of Columbia | 90.1-2013^ | 90.1-2019 |
| Florida | 2021 IECC and 90.1-2019^ | 90.1-2016 |
| Georgia | 2015 IECC and 90.1-2013^ | 90.1-2013 |
| Hawaii | Home rule | 90.1-2013 |
| Idaho | 2018 IECC and 90.1-2016 | 90.1-2013 |
| Illinois | 2021 IECC and 90.1-2019 | 90.1-2019 |
| Indiana | 90.1-2007 | 90.1-2007 |
| Iowa | 2012 IECC and 90.1-2010 | 90.1-2007 |
| Kansas | Home rule | No statewide code |
| Kentucky | 2012 IECC and 90.1-2010 | 90.1-2007 |
| Louisiana | 2021 IECC and 90.1-2019^ | 90.1-2016 |
| Maine | 2015 IECC and 90.1-2013 | 90.1-2013 |
| Maryland | 2021 IECC and 90.1-2019^ | 90.1-2019 |
| Massachusetts | 2018 IECC and 90.1-2016^ | 90.1-2019 |
| Michigan | 2015 IECC and 90.1-2013^ | 90.1-2013 |
| Minnesota | 90.1-2019^ | 90.1-2019 |
| Mississippi | None statewide | No statewide code |
| Missouri | Home rule | No statewide code |
| Montana | 2021 IECC and 90.1-2019 | 90.1-2019 |
| Nebraska | 2018 IECC and 90.1-2016 | 90.1-2013 |
| Nevada | 2018 IECC and 90.1-2016 | 90.1-2013 |
| New Hampshire | 2018 IECC and 90.1-2016^ | 90.1-2013 |
| New Jersey | 90.1-2019 | 90.1-2019 |
| New Mexico | 2021 IECC and 90.1-2019^ | 90.1-2019 |
| New York | 2018 IECC and 90.1-2016^ | 90.1-2016 |
| North Carolina | 2015 IECC and 90.1-2013^ | 90.1-2010 |
| North Dakota | Home rule | No statewide code |
| Ohio | 2021 IECC and 90.1-2019^ | 90.1-2016 |
| Oklahoma | 2006 IECC and 90.1-2004 | <90.1-2007 |
| Oregon | 90.1-2019 | 90.1-2019 |
| Pennsylvania | 2018 IECC and 90.1-2016 | 90.1-2013 |
| Rhode Island | 2018 IECC and 90.1-2016^ | 90.1-2013 |
| South Carolina | 2009 IECC and 90.1-2007 | 90.1-2007 |
| South Dakota | Home rule | No statewide code |
| Tennessee | 2021 IECC and 90.1-2013 | 90.1-2007 |
| Texas | 2015 IECC and 90.1-2013 | 90.1-2013 |
| Utah | 2021 IECC and 90.1-2019^ | 90.1-2019 |
| Vermont | 2021 IECC and 90.1-2019^ | 90.1-2019 |
| Virginia | 2021 IECC and 90.1-2019^ | 90.1-2019 |
| Washington | 2018 Washington State Energy Code | 90.1-2019 |
| Tennessee | 2012 IECC and 90.1-2010 | 90.1-2007 |
| Texas | 2015 IECC and 90.1-2013 | 90.1-2013 |
| Utah | 2021 IECC and 90.1-2019^ | 90.1-2019 |
| Vermont | 2018 IECC and 90.1-2016^ | 90.1-2019 |
| Virginia | 2021 IECC and 90.1-2019^ | 90.1-2019 |
| Washington | 2018 Washington State Energy Code | 90.1-2019 |
| West Virginia | 90.1-2013 | 90.1-2013 |
| Wisconsin | 2015 IECC and 90.1-2013^ | 90.1-2010 |
| Wyoming | Home rule | No 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.
Design Guide Key Concepts for Restrooms
Designing an energy-efficient lighting control solution for restrooms involves strategic placement of occupancy sensors to ensure comprehensive coverage of the space.
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.
Featured Products & Solutions
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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