AHRI 1300 I-P-2013 Performance Rating of Commercial Heat Pump Water Heaters.pdf

1、 1 2013 Standard for Performance Rating of Commercial Heat Pump Water Heaters AHRI Standard 1300 (I-P) Price $10.00 (M) $20.00 (NM) Copyright 2013, by Air-Conditioning, Heating, and Refrigeration Institute Printed in U.S.A. Registered United States Patent and Trademark Office Note: This is a new sta

2、ndard For SI ratings see AHRI Standard 1301 (SI)-2013 Foreword: Commercial Heat Pump Water Heaters (CHPWH) use an electrically driven, mechanical vapor compression refrigeration system to transfer heat from a heat source (e.g. air, ground, water, brine solution) to potable water to provide service h

3、ot water. This rating method standard covers CHPWH that are not subject to the U.S. Department of Energy (DOE) efficiency regulations for residential heat pump water heaters. IMPORTANT SAFETY RECOMMENDATIONS AHRI does not set safety standards and does not certify or guarantee the safety of any produ

4、cts, components or systems designed, tested, rated, installed or operated in accordance with this standard/guideline. It is strongly recommended that the products be designed, constructed, assembled, installed and operated in accordance with nationally recognized safety standards and code requiremen

5、ts appropriate for products covered by this standard/guideline. AHRI uses its best efforts to develop standards/guidelines employing state-of-the-art and accepted industry practices. AHRI does not certify or guarantee that any tests conducted under its standards/guidelines will be non-hazardous or f

6、ree from risk. TABLE OF CONTENTS SECTION PAGE Section 1. Purpose 1 Section 2. Scope . 1 Section 3. Definitions. 1 Section 4. Classifications . 3 Section 5. Test Requirements 3 Section 6. Rating Requirements . 3 Section 7. Minimum Data Requirements for Published Ratings . 5 Section 8. Marking and Nam

7、eplate Data . 5 Section 9. Conformance Conditions 6 TABLES Table 1. Classification of Commercial Heat Pump Water Heaters (CHPWH) 3 Table 2. AS-CHPWH Standard Rating Conditions . 4 Table 3. DG-CHPWH Standard Rating Conditions. 4 Table 4. WS-CHPWH Standard Rating Conditions 4 Table 5. CHPWH Hot Water

8、Standard Rating Conditions 4 APPENDICES Appendix A. References - Normative 7 Appendix B. References - Informative. 8 _AHRI STANDARD 1300 (I-P)-2013 1 PERFORMANCE RATING OF COMMERCIAL HEAT PUMP WATER HEATERS Section 1. Purpose 1.1 Purpose. The purpose of this standard is to establish for Commercial H

9、eat Pump Water Heaters (CHPWH): definitions; test requirements; classifications; rating requirements; minimum data requirements for Published Ratings; operating requirements; marking and nameplate data; and conformance conditions. 1.1.1 Intent. This standard is intended for the guidance of the indus

10、try, including manufacturers, engineers, installers, contractors and users. 1.1.2 Limits. This standard covers CHPWH with input capacities less than or equal to 50 kW, including all three phase products and single phase products not covered by the Code of Federal Regulations, 10 CFR Part 430, Append

11、ix E to Subpart B of Part 430 - Uniform Test Method for Measuring the Energy Consumption of Water Heaters. 1.1.3 Review and Amendments. This standard is subject to review and amendment as technology advances. Section 2. Scope 2.1 Scope. This standard applies to factory assembled Commercial Heat Pump

12、 Water Heaters (CHPWH) defined as equipment to provide potable or service hot water using alternate sources of energy as air, water and ground (geothermal) by means of electrically driven, mechanical vapor compression refrigerant systems. Different type of CHPWH are defined in Section 3. 2.1.1 This

13、standard does not apply to testing and rating of heat pumps or water heaters covered in ANSI/AHRI/ASHRAE ISO Standard 13256-1 & 2, ANSI/AHRI Standard 1160 or ANSI/AHRI Standard 870. 2.1.2 This standard does not apply to testing and rating of Air-Cooled or Water-Cooled Heat Reclaim Condensers covered

14、 in ANSI/AHRI Standard 550/590 with Addenda. Section 3. Definitions All terms in this document will follow the standard industry definitions in the ASHRAE Wikipedia website (http:/wiki.ashrae.org/index.php/ASHRAEwiki), unless otherwise defined in this section. 3.1 Condenser. A refrigeration system c

15、omponent that condenses refrigerant vapor. Desuperheating and sub-cooling of refrigerant may occur as well. 3.1.1 Water-Cooled Condenser. A component that utilizes refrigerant-to-water heat transfer means causing the refrigerant to condense and water to be heated. 3.2 Coefficient of Performance. A r

16、atio of the heating capacity in Btu/h, to the power input value in Btu/h at any given set of rating conditions expressed in Btu/h / Btu/h. AHRI STANDARD 1300 (I-P)-2013_ 2 3.3 Evaporator. A refrigeration system component that evaporates refrigerant liquid and extracts heat from the air, ground or a

17、fluid. 3.4 Commercial Heat Pump Water Heater (CHPWH). A device using a vapor compression refrigeration system to transfer heat from a low temperature source to a higher temperature sink for the purpose to of heating potable or service water including all ancillary equipment as fans, blowers, pumps,

18、storage tanks, piping and controls. 3.4.1 Air Source Commercial Heat Pump Water Heater (AS-CHPWH). A CHPWH that utilizes indoor or outdoor air as the heat source. 3.4.2 Direct Geo Exchange Commercial Heat Pump Water Heater (DG-CHPWH). A CHPWH that utilizes the earth as the heat source. 3.4.3 Water S

19、ource Commercial Heat Pump Water Heater (WS-CHPWH). A CHPWH that utilizes water or a brine solution as the heat source. 3.5 Heating Capacity. The capacity associated with the change in water temperature expressed in Btu/h. 3.6 Outdoor Air. Ambient outdoor air that enters the AS-CHPWH. 3.7 Published

20、Rating. A statement of the assigned values of those performance characteristics, under stated Rating Conditions, by which a unit may be chosen to fit its application. These values apply to all units of like nominal size and type (identification) produced by the same manufacturer. The term Published

21、Rating includes the rating of all performance characteristics shown on the unit or published in specifications, advertising or other literature controlled by the manufacturer, at stated Rating Conditions. 3.7.1 Application Rating. A rating based on tests performed at application Rating Condition oth

22、er than Standard Rating conditions 3.7.2 Standard Rating. A rating based on tests performed at Standard Rating Conditions as listed in Tables 2, 3, 4 and at Hot Water Standard Rating Conditions as listed in Table 5. 3.8 Rating Conditions. Any set of operating condition under which a single level of

23、performance results and that causes only that level of performance to occur. 3.8.1 Standard Rating Conditions. Rating Conditions used as the basis of comparison for performance characteristics as listed in Tables 2, 3, 4 and 5. 3.9 “Shall“ or “Should“. “Shall or “Should“ shall be interpreted as foll

24、ows: 3.9.1 Shall. Where “shall“ or “shall not“ is used for a specified provision, that provision is mandatory if compliance with the standard is claimed. 3.9.1 Should. “Should“ is used to indicate provisions that are not mandatory but are desirable as good practice. _AHRI STANDARD 1300 (I-P)-2013 3

25、Section 4. Classifications 4.1 Classification. Commercial Heat Pump Water Heaters (CHPWH) within the scope of this standard shall be classified as shown in Table 1. Section 5. Test Requirements 5.1 CHPWH Standard Ratings shall be verified by test conducted in accordance with procedures for CHPWH spe

26、cified in ANSI/ASHRAE Standard 118.1. 5.1.1 Exception. In the case of models offered with multiple voltages, the test shall be conducted at the lowest voltage specified on the nameplate. At the manufacturers option, the test may be repeated at the highest voltage specified on the nameplate. Section

27、6. Rating Requirements 6.1 Standard Ratings. Standard Ratings shall be established by test conducted in Standard Rating Conditions specified in Tables 2, 3, 4 and 5. 6.1.1 Values for Standard Ratings. Standard Rating relating to heating capacity shall be net values. If a circulating pump is within t

28、he unit and energized under normal operation, the electrical energy shall be included in the total power input of the unit. If the unit does not include a circulating pump a penalty equal to the pump power input (in watts) required to meet the manufacturers specified water flow shall be applied. 6.1

29、.1.1 Values for Standard Heating Capacity. Standard heating capacity rating shall be expressed only in terms of Btu/h in multiples of 500 for units with ratings less than 50,000 Btu/h, in multiples of 1,000 for units with ratings of 50,000 Btu/h and greater but less than 135,000 Btu/h, Table 1 - Cla

30、ssification of Commercial Heat Pump Water Heaters (CHPWH) Designation AHRI Type Arrangement Air Source CHPWH AS-CHPWH Air Evaporator Compressor Condenser Direct Geo Exchange CHPWH DG-CHPWH Ground Evaporator Compressor Condenser Water Source CHPWH WS-CHPWH Liquid Evaporator Compressor Condenser AHRI

31、STANDARD 1300 (I-P)-2013_ 4 in multiples of 2,000 for units with ratings of 135,000 Btu/h and greater but less than 400,000 Btu/h and in multiples of 5,000 for units with ratings above 400,000 Btu/h. 6.1.1.2 Values for Standard Coefficient of Performance. Standard Coefficient of Performance shall be

32、 expressed in multiples of 0.1. 6.1.1.3 Entering Water Temperature (EWT). For rating and labeling, EWT 70.0F and EWT 110.0 F are mandatory, and EWT 130.0 F is optional. Table 2. AS-CHPWH Standard Rating Conditions Evaporator Entering Air Temperature, F Dry-bulb Wet-bulb 95.0 75.0 80.6 71.2 50.0 44.3

33、 17.0 15.0 Table 3. DG-CHPWH Standard Rating Conditions Equipment Entering Refrigerant Vapor Temperature, F 32.0 Table 4. WS-CHPWH Standard Rating Conditions Evaporator Entering Water Temperature, F 68.0 50.0 32.0 Table 5. CHPWH Hot Water Standard Rating ConditionsEntering Water Temperature (EWT), F

34、 70.0 Mandatory 110.0 Mandatory 130.0 Optional 6.2 Tolerances. To comply with this standard, measured test results shall not be less than 95% of Published Ratings for Water Heating Capacity and COP values. _AHRI STANDARD 1300 (I-P)-2013 5 Section 7. Minimum Data Requirements for Published Ratings 7.

35、1 Minimum Data Requirement for Published Ratings. Published Ratings shall include, as a minimum, all Standard Ratings. All claims to ratings within the scope of this standard shall include the statement “Rated in accordance with AHRI Standard 1300 (I-P).“ All claims to ratings outside the scope of t

36、he standard shall include the statement: “Outside the scope of AHRI Standard 1300 (I-P)“. Whenever Application Ratings are published or printed they shall include a statement of the conditions at which the ratings apply. 7.2 Published Ratings. Published Ratings shall state all of the standard operat

37、ing conditions and shall include the following: 7.2.1 General. 7.2.1.1 Refrigerant designation in accordance with ANSI/AHRI Standard 34 with Addenda. 7.2.1.2 Model number designations providing identification of the Commercial Heat Pump Water Heater to which the ratings apply 7.2.1.3 Water Heating C

38、apacity at the Standard Rating conditions, Btu/h 7.2.1.4 Total Power Input of the Commercial Heat Pump Water Heater, kW 7.2.1.5 Coefficient of performance at the Standard Rating Conditions, Btu/h/Btu/h 7.2.1.6 Nominal voltage, V, and frequency, Hz, at which the ratings were determined 7.2.2 Air Sour

39、ce CHPWH. 7.2.2.1 Entering air dry-bulb and wet-bulb, F (as stated in Table 2) 7.2.2.2 Air flow through the evaporator, CFM 7.2.3 Direct Geo Exchange CHPWH. 7.2.3.1 Equipment entering refrigerant temperature, F (as stated in Table 3) 7.2.4 Water Source CHPWH. 7.2.4.1 Evaporator water entering and le

40、aving temperatures, F (as stated in Table 4) 7.2.4.2 Evaporator water flow rate, GPM 7.2.4.3 Evaporator water pressure drop, psi Section 8. Marking and Nameplate Data 8.1 Marking and Nameplate Data. As a minimum, the nameplate shall display the following: 8.1.1 Manufacturers name and location 8.1.2

41、Model number designation providing complete identification AHRI STANDARD 1300 (I-P)-2013_ 6 8.1.3 Refrigerant designation (in accordance with ANSI/ASHRAE Standard 34 with Addenda) 8.1.4 Water heating capacity at all applicable entering temperatures (from Table 5) 8.1.5 Voltage, phase, frequency. Nam

42、eplate voltages for 60 Hz systems shall include one or more of the equipment nameplate voltage ratings shown in Table 1 of AHRI Standard 110. Nameplate voltages for 50 Hz systems shall include one or more of the utilizations shown in Table 1 of IEC Standard Publication 60038. Section 9. Conformance

43、Conditions 9.1 Conformance. While conformance with this standard is voluntary, conformance shall not be claimed or implied for products or equipment within the standards Purpose (Section 1) and Scope (Section 2) unless such product claims meet all of the requirements of the standard and all of the t

44、esting and rating requirements are measured and reported in complete compliance with the standard. Any product that has not met all the requirements of the standard shall not reference, state, or acknowledge the standard in any written, oral or electronic communication. _AHRI STANDARD 1300 (I-P)-201

45、3 7 APPENDIX A. REFERENCES - NORMATIVE A1 Listed here are all standards, handbooks and other publications essential to the formation and implementation of the standard. All references in this appendix are considered as part of the standard. A1.1 AHRI Standard 110-2012, Air-Conditioning, Heating, and

46、 Refrigerating Equipment Nameplate Voltages, 2012, Air-Conditioning, Heating and Refrigeration Institute, 2111 Wilson Boulevard, Suite 500, Arlington, VA 22201, U.S.A. A1.2 ANSI/AHRI Standard 340/360-2007 with Addenda 1 and 2, Commercial and Industrial Unitary Air Conditioning and Heat Pump Equipmen

47、t, 2007, Air-Conditioning, Heating and Refrigeration Institute, 2111 Wilson Boulevard, Suite 500, Arlington, VA 22201, U.S.A. A1.3 ANSI/AHRI Standard 550/590 (I-P)-2011 with Addenda, Performance Rating of Water- Chilling Packages using the Vapor Compression Cycle, 2011, Air-Conditioning, Heating and

48、 Refrigeration Institute, 2111 Wilson Boulevard, Suite 500, Arlington, VA 22201, U.S.A. A1.4 ANSI/AHRI Standard 870-2005, Performance Rating of Direct Geo Exchange Heat Pumps, 2005, Air-Conditioning, Heating and Refrigeration Institute, 2111 Wilson Boulevard, Suite 500, Arlington, VA 22201, U.S.A. A1.5 ANSI/AHRI Standard 1160