ASTM F2643-20
(Specification)Standard Specification for Powered Pot, Pan and Utensil Washing Sinks
Standard Specification for Powered Pot, Pan and Utensil Washing Sinks
ABSTRACT
This specification covers commercial powered pot, pan, and utensil washing sinks of the following types, styles, and classes: Type I, Type II, Style 1 (Class A and Class B), and Style 2, having the specified sizes for (1) drainboards, soiled and clean ends, (2) scrapper section, (3) wash sink, (4) rinse sink, and (5) sanitizer sink. The materials shall conform to the specified requirements and include: corrosion-resistant steel, corrosion-resisting material, nickel-copper alloy, and plastics. Construction requirements for the following are detailed: (1) piping, tubing, fittings, and valves, (2) spray assemblies, (3) tank, (4) overflow, (5) frame, (6) legs (feet), (7) pump and motor assemblies, and (8) heating. The electrical equipment requirements for the motors, controls, and wiring and circuit devices; lubrication requirements; and requirements for treatment and painting, are specified. Powered pot, pan, and utensil washing sinks shall conform to the specified performance requirements including noise level. Operational, leakage, and performance tests shall be performed.
SCOPE
1.1 This specification covers commercial powered pot, pan and utensil washing sinks.
1.2 The values stated in inch-pound units are to be regarded as standard. The values given in parentheses are mathematical conversions to SI units that are provided for information only and are not considered standard.
1.3 The following safety hazards caveat pertains only to the test methods portion, Section 12, of this specification: This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use.
1.4 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.
General Information
- Status
- Published
- Publication Date
- 31-May-2020
- Technical Committee
- F26 - Food Service Equipment
- Drafting Committee
- F26.01 - Cleaning and Sanitation Equipment
Relations
- Effective Date
- 01-Nov-2023
- Effective Date
- 01-May-2020
- Effective Date
- 01-Apr-2020
- Effective Date
- 01-Nov-2019
- Effective Date
- 01-Nov-2017
- Effective Date
- 01-Nov-2017
- Effective Date
- 01-Dec-2016
- Effective Date
- 01-May-2016
- Effective Date
- 01-Nov-2015
- Effective Date
- 01-Nov-2015
- Effective Date
- 01-Oct-2015
- Effective Date
- 01-Sep-2015
- Effective Date
- 01-Mar-2015
- Effective Date
- 01-Jan-2015
- Effective Date
- 01-Jan-2015
Overview
ASTM F2643-20 is the internationally recognized standard specification for commercial powered pot, pan, and utensil washing sinks. Published by ASTM International, this standard defines the key requirements for the design, construction, materials, performance, and safety of powered sinks used in commercial food service operations. By adhering to ASTM F2643-20, manufacturers and users can ensure that powered sinks deliver reliable cleaning performance, long-term durability, and compliance with food service hygiene standards.
Key Topics
Types and Configurations
The standard covers two main types (Type I: right-to-left flow, Type II: left-to-right flow) and various styles and classes (including electrically heated and non-heated wash tanks) to meet the diverse needs of commercial kitchens.Materials and Durability
The specification emphasizes the use of corrosion-resistant materials, such as specific grades of stainless steel, nickel-copper alloys, and food-safe plastics. These materials are essential for maintaining hygiene, resisting wear, and ensuring long service life.Construction and Design Features
Detailed construction requirements address the assembly of piping, valves, spray assemblies, wash and rinse tanks, overflow drains, frames, legs, pumps, motors, and controls. The design prioritizes accessibility for installation, operation, cleaning, and maintenance.Performance and Safety
Sinks must meet stringent performance criteria, including operational efficiency, resistance to leakage, and controlled noise levels (not exceeding 80 dB during operation). Safety features address electrical wiring, water backflow prevention, and compliance with applicable federal and industry standards.Testing and Certification
The standard requires operational, leakage, and performance tests. Certification of compliance ensures that sinks meet regulatory mandates such as NSF/ANSI 2, UL 921, and OSHA-related criteria.
Applications
ASTM F2643-20 is relevant for a wide variety of commercial environments, including:
Restaurants and Catering Facilities
Ensures efficient, sanitary cleaning of large pots, pans, and utensils, supporting high-volume food preparation.Institutional Kitchens
Hospitals, schools, and cafeterias benefit from reliable sanitation and reduced labor associated with powered washing equipment.Food Processing Facilities
Helps maintain rigorous hygiene standards and efficient turnaround for large-scale utensils and equipment.Commercial Kitchen Equipment Manufacturers
Assists manufacturers in designing, building, and certifying powered sink systems that meet industry and regulatory requirements.
Related Standards
Several other ASTM and international standards support or are referenced by ASTM F2643-20, including:
- NSF/ANSI 2 - Food Equipment
- UL 921 - Commercial Electric Dishwashers
- NFPA 70 - National Electrical Code
- ANSI S1.4 and S1.13 - Sound level and measurement standards
- NEMA ICS & MG-1 - Electrical motors and industrial controls
- ASSE 1001 - Pipe Applied Atmospheric Vacuum Breakers
Compliance with ASTM F2643-20 helps ensure that commercial powered pot, pan, and utensil washing sinks are safe, efficient, and compliant with both national and international food equipment standards. Manufacturers, operators, and facility managers can rely on this specification to guide procurement, installation, and operation of sanitary, high-performing sink systems within commercial food service environments.
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ASTM F2643-20 - Standard Specification for Powered Pot, Pan and Utensil Washing Sinks
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Frequently Asked Questions
ASTM F2643-20 is a technical specification published by ASTM International. Its full title is "Standard Specification for Powered Pot, Pan and Utensil Washing Sinks". This standard covers: ABSTRACT This specification covers commercial powered pot, pan, and utensil washing sinks of the following types, styles, and classes: Type I, Type II, Style 1 (Class A and Class B), and Style 2, having the specified sizes for (1) drainboards, soiled and clean ends, (2) scrapper section, (3) wash sink, (4) rinse sink, and (5) sanitizer sink. The materials shall conform to the specified requirements and include: corrosion-resistant steel, corrosion-resisting material, nickel-copper alloy, and plastics. Construction requirements for the following are detailed: (1) piping, tubing, fittings, and valves, (2) spray assemblies, (3) tank, (4) overflow, (5) frame, (6) legs (feet), (7) pump and motor assemblies, and (8) heating. The electrical equipment requirements for the motors, controls, and wiring and circuit devices; lubrication requirements; and requirements for treatment and painting, are specified. Powered pot, pan, and utensil washing sinks shall conform to the specified performance requirements including noise level. Operational, leakage, and performance tests shall be performed. SCOPE 1.1 This specification covers commercial powered pot, pan and utensil washing sinks. 1.2 The values stated in inch-pound units are to be regarded as standard. The values given in parentheses are mathematical conversions to SI units that are provided for information only and are not considered standard. 1.3 The following safety hazards caveat pertains only to the test methods portion, Section 12, of this specification: This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use. 1.4 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.
ABSTRACT This specification covers commercial powered pot, pan, and utensil washing sinks of the following types, styles, and classes: Type I, Type II, Style 1 (Class A and Class B), and Style 2, having the specified sizes for (1) drainboards, soiled and clean ends, (2) scrapper section, (3) wash sink, (4) rinse sink, and (5) sanitizer sink. The materials shall conform to the specified requirements and include: corrosion-resistant steel, corrosion-resisting material, nickel-copper alloy, and plastics. Construction requirements for the following are detailed: (1) piping, tubing, fittings, and valves, (2) spray assemblies, (3) tank, (4) overflow, (5) frame, (6) legs (feet), (7) pump and motor assemblies, and (8) heating. The electrical equipment requirements for the motors, controls, and wiring and circuit devices; lubrication requirements; and requirements for treatment and painting, are specified. Powered pot, pan, and utensil washing sinks shall conform to the specified performance requirements including noise level. Operational, leakage, and performance tests shall be performed. SCOPE 1.1 This specification covers commercial powered pot, pan and utensil washing sinks. 1.2 The values stated in inch-pound units are to be regarded as standard. The values given in parentheses are mathematical conversions to SI units that are provided for information only and are not considered standard. 1.3 The following safety hazards caveat pertains only to the test methods portion, Section 12, of this specification: This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use. 1.4 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.
ASTM F2643-20 is classified under the following ICS (International Classification for Standards) categories: 97.040.10 - Kitchen furniture. The ICS classification helps identify the subject area and facilitates finding related standards.
ASTM F2643-20 has the following relationships with other standards: It is inter standard links to ASTM A240/A240M-23a, ASTM A436-84(2020), ASTM B43-20, ASTM B127-19, ASTM F760-93(2017), ASTM A240/A240M-17, ASTM A240/A240M-16a, ASTM A240/A240M-16, ASTM A240/A240M-15b, ASTM A29/A29M-15, ASTM B43-15, ASTM A554-15a, ASTM A240/A240M-15a, ASTM A554-15, ASTM A240/A240M-15. Understanding these relationships helps ensure you are using the most current and applicable version of the standard.
ASTM F2643-20 is available in PDF format for immediate download after purchase. The document can be added to your cart and obtained through the secure checkout process. Digital delivery ensures instant access to the complete standard document.
Standards Content (Sample)
This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the
Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.
Designation: F2643 −20 An American National Standard
Standard Specification for
Powered Pot, Pan and Utensil Washing Sinks
This standard is issued under the fixed designation F2643; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A
superscript epsilon (´) indicates an editorial change since the last revision or reapproval.
1. Scope A436 Specification for Austenitic Gray Iron Castings
A554 Specification for Welded Stainless Steel Mechanical
1.1 This specification covers commercial powered pot, pan
Tubing
and utensil washing sinks.
A582/A582M Specification for Free-Machining Stainless
1.2 The values stated in inch-pound units are to be regarded
Steel Bars
as standard. The values given in parentheses are mathematical
B43 Specification for Seamless Red Brass Pipe, Standard
conversions to SI units that are provided for information only
Sizes
and are not considered standard.
B75 Specification for Seamless Copper Tube (Metric)
1.3 The following safety hazards caveat pertains only to the
B0075_B0075M
test methods portion, Section 12, of this specification: This B127 Specification for Nickel-Copper Alloy Plate, Sheet,
standard does not purport to address all of the safety concerns,
and Strip
if any, associated with its use. It is the responsibility of the user F760 Specification for Food Service Equipment Manuals
of this standard to establish appropriate safety, health, and
F2379 Test Method for Energy Performance of Powered
environmental practices and determine the applicability of Open Warewashing Sinks
regulatory limitations prior to use.
2.2 Federal Regulations:
1.4 This international standard was developed in accor- OSHA Title 29 Chapter XVII, Part 1910
dance with internationally recognized principles on standard-
2.3 American National Standards:
ization established in the Decision on Principles for the ANSI S1.4 Specification for Sound Level Meters
Development of International Standards, Guides and Recom-
ANSI S1.13 Methods for the Measurement of Sound Pres-
mendations issued by the World Trade Organization Technical sure Levels
Barriers to Trade (TBT) Committee.
2.4 National Electrical Manufacturers Association Stan-
dards:
2. Referenced Documents
NEMA ICS Industrial Controls and Systems
NEMA MG-1 Motors and Generators
2.1 ASTM Standards:
2.5 National Fire Protection Association Standards:
A29/A29M SpecificationforGeneralRequirementsforSteel
NFPA No. 70 National Electrical Code
Bars, Carbon and Alloy, Hot-Wrought
2.6 NSF International Standards:
A120 Specification for Pipe, Steel, Black and Hot-Dipped
NSF/ANSI 2 Food Equipment
Zinc-Coated (Galvanized) Welded and Seamless for Or-
NSF/ANSI 51 Plastic Materials and Components Used in
dinary Uses; Replaced by A 53 (Withdrawn 1987)
Food Equipment
A240/A240M Specification for Chromium and Chromium-
NSF Listings Food Equipment
Nickel Stainless Steel Plate, Sheet, and Strip for Pressure
2.7 Underwriters Laboratories Standards:
Vessels and for General Applications
UL 921 Commercial Electric Dishwashers
A276 Specification for Stainless Steel Bars and Shapes
AvailablefromU.S.GovernmentPrintingOfficeSuperintendentofDocuments,
This specification is under the jurisdiction of ASTM Committee F26 on Food 732 N. Capitol St., NW, Mail Stop: SDE, Washington, DC 20401, http://
Service Equipment and is the direct responsibility of Subcommittee F26.01 on www.access.gpo.gov.
Cleaning and Sanitation Equipment. Available from American National Standards Institute (ANSI), 25 W. 43rd St.,
CurrenteditionapprovedJune1,2020.PublishedJuly2020.Originallyapproved 4th Floor, New York, NY 10036, http://www.ansi.org.
in 2007. Last previous edition approved in 2015 as F2643 – 15. DOI: 10.1520/ Available from National Electrical Manufacturers Association (NEMA), 1300
F2643-20. N. 17th St., Suite 1752, Rosslyn, VA 22209, http://www.nema.org.
2 7
For referenced ASTM standards, visit the ASTM website, www.astm.org, or Available from National Fire Protection Association (NFPA), 1 Batterymarch
contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM Park, Quincy, MA 02169-7471, http://www.nfpa.org.
Standards volume information, refer to the standard’s Document Summary page on Available from NSF International, P.O. Box 130140, 789 N. Dixboro Rd.,Ann
the ASTM website. Arbor, MI 48113-0140, http://www.nsf.org.
The last approved version of this historical standard is referenced on Available from UL LLC, 333 Pfingsten Rd., Northbrook, IL 60062-2096,
www.astm.org. http://www.ul.com.
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United States
F2643 − 20
2.8 ASSE International Standards: 5. Ordering Information
ASSE 1001 Pipe Applied Atmospheric Vacuum Breakers
5.1 Purchasers should select the preferred options permitted
in this specification and include the following information in
3. Terminology
the procurement document:
3.1 Definitions:
5.1.1 Title, number, and date of this standard,
3.2 powered pot, pan and utensil washing sink, n—an
5.1.2 Type, and size machine required, including width of
all-purpose, stainless steel water basin with electrically pow-
each sink section and drainboards (see 4.1),
ered water pump(s) and multiple high flow water nozzles
5.1.3 Noise level requirements, if other than specified (see
designed for cleaning pots, pans and utensils.
11.2),
3.2.1 Discussion—The main washing basin holds 50 to 100
5.1.4 When a service-supply valve is required (see 7.4),
gal (189 to 379 L) of heated water. The unit may or may not
5.1.5 When overflows are required (see 7.7),
feature a scrapper sink (with or without a disposer), rinse tank,
5.1.6 Electrical power supply characteristics (current,
sanitizing tank, or a drain table, or a combination thereof. The
voltage, phase, frequency) (see Section 8),
machines shall consist of the following principal parts: legs,
5.1.7 Accessory equipment, spare and maintenance parts
wash basin, rinse basin, sanitizing basin, clean and soiled end
required, as suggested by manufacturer,
drain boards, spray nozzles, pump, motor, controls, and piping.
5.1.8 Treatment and painting if other than specified (see
May or may not be provided with an electric heater, faucet,
Section 10),
pre-rinse spray hose and other accessories.
5.1.9 When energy consumption profiles, water consump-
tion profiles, or productivity profiles are desired (see 12.3), and
4. Classification
5.1.10 Manufacturer’scertification,whenrequired(seeSec-
4.1 General—Powered pot, pan and utensil washing sink
tion 13).
shall be of the following types, styles, classes, size, and
capacity group, as specified:
6. Materials and Design
4.2 Types:
6.1 All materials shall be specified as follows:
4.2.1 Type I (Right-to-Left)—This machine is designed with
6.1.1 Materials used shall be free from defects that would
the utensil flow from the right to the left as you are facing the
adversely affect the performance or maintainability of indi-
machine.
vidual components of the overall assembly. The powered pot,
4.2.2 TypeII(Left-to-Right)—Thismachineisdesignedwith
pan and utensil washing sink shall meet the material, design,
the utensil flow from the left to the right as you are facing the
and construction requirements of NSF/ANSI 2.
machine.
6.1.2 Corrosion-Resistant Steel—Corrosion-resistant steel
4.3 Styles and Classes:
shall conform to the requirements of any 300 series stainless
4.3.1 Style 1 (electrically heated wash tank).
steel specified in 2.1.
4.3.1.1 Class A (single temperature set point)
6.1.3 Corrosion-Resisting Material—Corrosion-resisting
4.3.1.2 Class B (dual temperature set points)
material is other than corrosion resistant steel that is equivalent
4.3.2 Style 2 (no heat).
in the powered pot, pan and utensil washing sink application.
4.4 Size and Capacity: Sizes are as follows:
6.1.4 Nickel-Copper Alloy—Nickel-copper alloys shall con-
4.4.1 Drainboards, soiled and clean ends—(typically 12,
form to the requirements of Specification B127.
18, 20, 24, 30, 36, 42, 48, 54, or 60 in. (30, 46, 51, 61, 76, 91,
6.1.5 Plastics—All plastic materials and components used
107, 122, 137, or 152 cm))
in the powered pot, pan and utensil washing sink in contact
4.4.2 Scrapper section—(typically 20 or 36 in. (51 or 91
with water shall conform to NSF/ANSI 2 or NSF/ANSI 51.
cm)). May or may not be provided with a disposer.
4.4.3 Wash Sink—(typically 30, 32, 36, 42, 48, 54, or 60 in.
7. Construction Requirements
(76, 81, 91, 107, 122, 137, or 152 cm)).
4.4.4 Rinse Sink—(typically 15, 18, 20, 24, 30, or 36 in. (38,
7.1 The powered pot, pan and utensil washing sink shall be
46, 51, 61, 76, or 91 cm)). complete so that when connected to the electric power supply,
4.4.5 Sanitizer Sink—(typically 18- ⁄2, 20, 24, 30, or 36 in.
water supply, drainage, the unit can be used for its intended
(47, 51, 61, 76, or 91 cm)). function. Powered pot, pan and utensil washing sinks shall be
rigid, quiet in operation as specified by user, free from
4.5 All powered pot, pan and utensil washing sinks of the
objectionable vibration, and so constructed as to prevent
same classification, model, or material list designation fur-
objectionable splashing of water or overflow of water to the
nished with similar options under a specific purchase order
outside of the machine. Parts requiring adjustment shall be
shall be identical to the extent necessary to ensure interchange-
readily accessible. Parts requiring service shall be accessible.
ability of component parts, assemblies, accessories, and spare
The machine shall aid in the process of manually washing
parts.
dishesbypumpingawateranddetergentsolutionacrossdishes
inthewashsinkbasin.Provisionsshallbemadetofillthewash
sinkbasineitherdirectlyfromthehotorcoldfaucetonthesink
Available from ASSE International, 18927 Hickory Creek Drive, Suite 220,
Mokena, IL 60448, info@asse-plumbing.org. orautomaticallythroughasolenoid,orboth.Thepump“wash”
F2643 − 20
cycle shall be automatically or manually controlled. A method 7.10.2
...
This document is not an ASTM standard and is intended only to provide the user of an ASTM standard an indication of what changes have been made to the previous version. Because
it may not be technically possible to adequately depict all changes accurately, ASTM recommends that users consult prior editions as appropriate. In all cases only the current version
of the standard as published by ASTM is to be considered the official document.
Designation: F2643 − 15 F2643 − 20 An American National Standard
Standard Specification for
Powered Pot, Pan and Utensil Washing Sinks
This standard is issued under the fixed designation F2643; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A
superscript epsilon (´) indicates an editorial change since the last revision or reapproval.
1. Scope
1.1 This specification covers commercial powered pot, pan and utensil washing sinks.
1.2 The values stated in inch-pound units are to be regarded as standard. The values given in parentheses are mathematical
conversions to SI units that are provided for information only and are not considered standard.
1.3 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility
of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory
limitations prior to use.
1.3 The following safety hazards caveat pertains only to the test methods portion, Section 12, of this specification: This standard
does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this
standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory
limitations prior to use.
1.4 This international standard was developed in accordance with internationally recognized principles on standardization
established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued
by the World Trade Organization Technical Barriers to Trade (TBT) Committee.
2. Referenced Documents
2.1 ASTM Standards:
A29/A29M Specification for General Requirements for Steel Bars, Carbon and Alloy, Hot-Wrought
A120 Specification for Pipe, Steel, Black and Hot-Dipped Zinc-Coated (Galvanized) Welded and Seamless for Ordinary Uses;
Replaced by A 53 (Withdrawn 1987)
A240/A240M Specification for Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and
for General Applications
A276 Specification for Stainless Steel Bars and Shapes
A436 Specification for Austenitic Gray Iron Castings
A554 Specification for Welded Stainless Steel Mechanical Tubing
A582/A582M Specification for Free-Machining Stainless Steel Bars
B43 Specification for Seamless Red Brass Pipe, Standard Sizes
B75 Specification for Seamless Copper Tube (Metric) B0075_B0075M
B127 Specification for Nickel-Copper Alloy Plate, Sheet, and Strip
F760 Specification for Food Service Equipment Manuals
F2379 Test Method for Energy Performance of Powered Open Warewashing Sinks
2.2 Federal Regulations:
OSHA Title 29 Chapter XVII, Part 1910
This specification is under the jurisdiction of ASTM Committee F26 on Food Service Equipment and is the direct responsibility of Subcommittee F26.01 on Cleaning
and Sanitation Equipment.
Current edition approved Aug. 1, 2015June 1, 2020. Published September 2015July 2020. Originally approved in 2007. Last previous edition approved in 20092015 as
F2643 – 09.F2643 – 15. DOI: 10.1520/F2643-15.10.1520/F2643-20.
For referenced ASTM standards, visit the ASTM website, www.astm.org, or contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM Standards
volume information, refer to the standard’s Document Summary page on the ASTM website.
The last approved version of this historical standard is referenced on www.astm.org.
Available from U.S. Government Printing Office Superintendent of Documents, 732 N. Capitol St., NW, Mail Stop: SDE, Washington, DC 20401, http://
www.access.gpo.gov.
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United States
F2643 − 20
2.3 American National Standards:
ANSI S1.4 Specification for Sound Level Meters
ANSI S1.13 Methods for the Measurement of Sound Pressure Levels
2.4 National Electrical Manufacturers Association Standards:
NEMA ICS Industrial Controls and Systems
NEMA MG-1 Motors and Generators
2.5 National Fire Protection Association Standards:
NFPA No. 70 National Electrical Code
2.6 NSF International Standards:
NSF/ANSI 2 Food Equipment
NSF/ANSI 51 Plastic Materials and Components Used in Food Equipment
NSF Listings Food Equipment
2.7 Underwriters Laboratories Standards:
UL 921 Commercial Electric Dishwashers
2.8 ASSE International Standards:
ASSE 1001 Pipe Applied Atmospheric Vacuum Breakers
3. Terminology
3.1 Definitions:
3.2 powered pot, pan and utensil washing sink, n—an all-purpose, stainless steel water basin with electrically powered water
pump(s) and multiple high flow water nozzles designed for cleaning pots, pans and utensils.
3.2.1 Discussion—
The main washing basin holds 50 to 100 gal (189 to 379 L) of heated water. The unit may or may not feature a scrapper sink (with
or without a disposer), rinse tank, sanitizing tank, or a drain table, or a combination thereof. The machines shall consist of the
following principal parts: legs, wash basin, rinse basin, sanitizing basin, clean and soiled end drain boards, spray nozzles, pump,
motor, controls, and piping. May or may not be provided with an electric heater, faucet, pre-rinse spray hose and other accessories.
4. Classification
4.1 General—Powered pot, pan and utensil washing sink shall be of the following types, styles, classes, size, and capacity
group, as specified:
4.2 Types:
4.2.1 Type I (Right-to-Left)—This machine is designed with the utensil flow from the right to the left as you are facing the
machine.
4.2.2 Type II (Left-to-Right)—This machine is designed with the utensil flow from the left to the right as you are facing the
machine.
4.3 Styles and Classes:
4.3.1 Style 1 (electrically heated wash tank).
4.3.1.1 Class A (single temperature set point)
4.3.1.2 Class B (dual temperature set points)
4.3.2 Style 2 (no heat).
4.4 Size and Capacity: Sizes are as follows:
4.4.1 Drainboards, soiled and clean ends—(typically 12, 18, 20, 24, 30, 36, 42, 48, 54, or 60 in. (30, 46, 51, 61, 76, 91, 107,
122, 137, or 152 cm))
4.4.2 Scrapper section—(typically 20 or 36 in. (51 or 91 cm)). May or may not be provided with a disposer.
4.4.3 Wash Sink—(typically 30, 32, 36, 42, 48, 54, or 60 in. (76, 81, 91, 107, 122, 137, or 152 cm)).
4.4.4 Rinse Sink—(typically 15, 18, 20, 24, 30, or 36 in. (38, 46, 51, 61, 76, or 91 cm)).
4.4.5 Sanitizer Sink—(typically 18- ⁄2, 20, 24, 30, or 36 in. (47, 51, 61, 76, or 91 cm)).
Available from American National Standards Institute (ANSI), 25 W. 43rd St., 4th Floor, New York, NY 10036, http://www.ansi.org.
Available from National Electrical Manufacturers Association (NEMA), 1300 N. 17th St., Suite 1752, Rosslyn, VA 22209, http://www.nema.org.
Available from National Fire Protection Association (NFPA), 1 Batterymarch Park, Quincy, MA 02169-7471, http://www.nfpa.org.
Available from NSF International, P.O. Box 130140, 789 N. Dixboro Rd., Ann Arbor, MI 48113-0140, http://www.nsf.org.
Available from UL LLC, 333 Pfingsten Rd., Northbrook, IL 60062-2096, http://www.ul.com.
Available from ASSE International, 18927 Hickory Creek Drive, Suite 220, Mokena, IL 60448, info@asse-plumbing.org.
F2643 − 20
4.5 All powered pot, pan and utensil washing sinks of the same classification, model, or material list designation furnished with
similar options under a specific purchase order shall be identical to the extent necessary to ensure interchangeability of component
parts, assemblies, accessories, and spare parts.
5. Ordering Information
5.1 Purchasers should select the preferred options permitted in this specification and include the following information in the
procurement document:
5.1.1 Title, number, and date of this standard,
5.1.2 Type, and size machine required, including width of each sink section and drainboards (see 4.1),
5.1.3 Noise level requirements, if other than specified (see 11.2),
5.1.4 When a service-supply valve is required (see 7.4),
5.1.5 When overflows are required (see 7.7),
5.1.6 Electrical power supply characteristics (current, voltage, phase, frequency) (see Section 8),
5.1.7 Accessory equipment, spare and maintenance parts required, as suggested by manufacturer,
5.1.8 Treatment and painting if other than specified (see Section 10),
5.1.9 When energy consumption profiles, water consumption profiles, or productivity profiles are desired (see 12.3), and
5.1.10 Manufacturer’s certification, when required (see Section 13).
6. Materials and Design
6.1 All materials shall be specified as follows:
6.1.1 Materials used shall be free from defects that would adversely affect the performance or maintainability of individual
components of the overall assembly. The powered pot, pan and utensil washing sink shall meet the material, design, and
construction requirements of NSF/ANSI 2.
6.1.2 Corrosion-Resistant Steel—Corrosion-resistant steel shall conform to the requirements of any 300 series stainless steel
specified in 2.1.
6.1.3 Corrosion-Resisting Material—Corrosion-resisting material is other than corrosion resistant steel that is equivalent in the
powered pot, pan and utensil washing sink application.
6.1.4 Nickel-Copper Alloy—Nickel-copper alloys shall conform to the requirements of Specification B127.
6.1.5 Plastics—All plastic materials and components used in the powered pot, pan and utensil washing sink in contact with
water shall conform to NSF/ANSI 2 or NSF/ANSI 51.
7. Construction Requirements
7.1 The powered pot, pan and utensil washing sink shall be complete so that when connected to the electric power supply, water
supply, drainage, the unit can be used for its intended function. Powered pot, pan and utensil washing sinks shall be rigid, quiet
in operation as specified by user, free from objectionable vibration, and so constructed as to prevent objectionable splashing of
water or overflow of water to the outside of the machine. Parts requiring adjustment shall be readily accessible. Parts requiring
service shall be accessible. The machine shall aid in the process of manually washing dishes by pumping a water and detergent
solution across dishes in the wash sink basin. Provisions shall be made to
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