Clothes Washers Purchasing Specifications For Energy EfficientFEDERAL ENERGY MANAGEMENT PROGRAM . PURCHASING SPECIFICATIONS FOR ENERGY-EFFICIENT PRODUCTS . The U.S. Department of Energy’s (DOE) Federal Energy Management ...
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Text Previews (text result may be not accurate) FEDERAL ENERGY MANAGEMENT PROGRAM
PURCHASING SPECIFICATIONS
FOR ENERGY-EFFICIENT PRODUCTS
The U.S. Department of
Energys (DOE) Federal
Energy Management
Program (FEMP) facilitates
the Federal Governments
implementation of
sound, cost-eective
energy management and
investment practices to
enhance the nations energy
security and environmental
stewardship.
Clothes Washers
Legal Authorities
Federal agencies are required by the National Energy Conservation Policy Act
(P.L. 95-619), Executive Order 13423, and Federal Acquisition Regulations (
FAR
ENERGY STAR
-qualied products orO in categories
ENERGY STAR
FEMP
-designated products.
FEMP
gy efciency.
Performance Requirement for Federal Purchases
Washer Capacity
Modified Energy Factor (MEF)
Water Factor (WF)
1.6 cu. ft. or more
1.80 or more
7.5 or less
MEF is the number of cubic feet of clothes washed and dried per kilowatt hour (kWh) of electricity used. MEF is calculated by dividing the tub capacity
b)
WF is the number of gallons per cubic foot of capacity that the clothes washer uses per cycle.
Buying Energy-Ecient Clothes Washers
loading, residential clothes washers. Compact clothes washers and large commercial grade prod
ucts are excluded. When purchasing clothes washers, specify or select products that are
ENERGY
STAR
-qualiedO all of which meet the
Performance Requirement
ENERGY STAR
program requirements for clothes washers are scheduled to change on
January 1, 2011, to an
MEF
WF
of 6.0 or less. The Federal supply source
for clothes washers is the General Services Administration (
GSA
nSA AdvantageD
construction, renovation, repair, energy service, operation and maintenance (
O&M
lease agreements and solicitations for offers. Energy performance requirements should be included
FAR
section 52.223-15 into contracts and solicitations that deliver, acquire, furnish, or specify energy-
consuming products for use in Federal facilities. Agencies can claim an exception to these require
ENERGY STAR
-qualied or
FEMP
life cycle cost-effective for a specic application.
Buyer Tips
MEF
in addition to the annual energy consumption (kWh/
year) shown on the yellow EnergyGuide label. While both measures include the energy used by
the washer and water heater,
MEF
MEF
tor of performance since some clothes washers are more effective at spinning moisture from
clothing, resulting in less time and energy needed for drying. Buyers should also look for products
WF
of capacity.
WF
A lower value indicates a more efcient washer. A list of qualied productsO showing both
MEF
WF
for each clothes washer, is available from the
ENERGY STAR
Web site.
in size, performance, features and connections. These products have sturdier frames and mechani
card reader, or other revenue collecting device. The
FEDERAL ENERGY MANAGEMENT PROGRAM
For additional information
please contact:
EERE Information Center
1-877-EERE-INF (1-877-337-3463)
www.eere.energy.gov/informationcenter
Printed with a renewable-source ink on paper
containing at least 50% wastepaper, including
10% post consumer waste.
Prepared by Lawrence Berkeley National
Laboratory (LBNL) and produced by the
National Renewable Energy Laboratory
(NREL), both national laboratories of the U.S.
Department of Energy. NREL is operated by
the Alliance for Sustainable Energy, LLC.
DOE/GO-102010-3087 • June 2010
For More Information:
FederalEnergyManagementProgram
()-
www.femp.energy.gov/procurement/
LawrenceBerkeleyLaboratoryprovided
productresearchandlifecyclecost
analysisinsupportofthisspecication
()-
EPADOEENERGYSTAR
()-
www.energystar.gov/
FederalTradeCommissionisagovern
mentagencydedicatedtoconsumer
protectionEnergyuseinformationfor
clotheswashersisavailableon
EnergyGuidelabelsattachedtothese
productsandtheFTCsWebsiteat
www.ftc.gov/energy/
NationalInstituteofStandardsand
Technologypublishes
EnergyPriceIndices
andDiscountFactorsforLife-CycleCost
AnalysisAnnualSupplementtoNIST
HandbookandNBSSpecialPublication
(NISTIR--Rev)This
documentisavailableonlineat
www.femp.energy.gov/pdfs/ashb09.pdf
TheConsortiumforEnergyEciency
(CEE)hasperformancerequirementsfor
clotheswashersthatexceedthoseshown
inthisspecicationandalsoprovides
informationonutilityprogramsthat
promoteenergy-ecientappliances
()-
www.cee1.org/
FederalSupplySources
GeneralServicesAdministration
()-
www.gsa.gov/
www.gsaadvantage.gov/
VersionJune
User Tips
A substantial amount of the energy used for clothes washing is for heating the water.
Encourage users to select cold water wash cycles to save energy and to use appropriate
ENERGY STAR
Cost-Effectiveness Example
Performance
Base Model
Required
Best Available
Modified Energy Factor
1.26
1.80
2.31
Annual Energy Use
930 kWh
650 kWh
510 kWh
Annual Energy Cost
$75
$52
$40
Water Factor
(gallons/cu. ft./cycle)
11.0
7.5
3.8
Annual Water Use
12,930 gallons
8,820 gallons
4,000 gallons
Annual Water and Sewer Cost
$58
$40
$18
Lifetime Utilities Cost
$1,365
$945
$600
Lifetime Utilities Cost Savings
$420
$765
This is the most ecient product for residential clothes washers with a 3.0 cubic foot capacity. More ecient products may have been
introduced to the market since this specication was published.
b)
Includes energy for washing, drying, and water heating. This is not the same value shown on the EnergyGuide label.
Cost-Eectiveness Assumptions
Annual Energy Use
DOE
year. The efciency of the
DOE
Required
Best Available
ENERGY STAR
products. The assumed price for electricity is $0.08 per kWh and the combined rate for
Annual Energy Cost
Annual Water and Sewer Cost
National Institute of Standards and Technology (
NIST
) guidelines.
Using the Cost-Eectiveness Table
Required
clothes washer is cost-effective if its purchase price is no more than $420
. The
Best Available
model is cost-effective if its price
. These savings will be less if natural gas is
What if My Utility Prices or Usage are Dierent?
ENERGY STAR
has an Excel-based cost calculator for clothes washers online at
www.
energystar.gov/index.cfm?c=clotheswash.pr_clothes_washers
. Click on Savings Calcula
tor Clothes Washers, select the water heater type from the pull-down menu, and then
input the number of loads per week plus the rates for electricity, natural gas, and water.
The output section will automatically display results that better reect your conditions.