AHRI 910 I-P-2014 Performance Rating of Indoor Pool Dehumidifiers.pdf

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1、 2014 Standard for Performance Rating of Indoor Pool Dehumidifiers AHRI Standard 910 (I-P) Price $10.00 (M) $20.00 (NM) Copyright 2014, by Air-Conditioning, Heating, and Refrigeration Printed in U.S.A. Institute Registered United States Patent and Trademark Office IMPORTANT SAFETY DISCLAIMER AHRI do

2、es not set safety standards and does not certify or guarantee the safety of any products, components or systems designed, tested, rated, installed or operated in accordance with this standard/guideline. It is strongly recommended that products be designed, constructed, assembled, installed and opera

3、ted in accordance with nationally recognized safety standards and code requirements 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 t

4、hat any tests conducted under its standards/guidelines will be non-hazardous or free from risk. Note: This standard supersedes AHRI Standard 910-2011. For SI ratings, see AHRI Standard 911 (SI)-2014. AHRI CERTIFICATION PROGRAM PROVISIONS Scope of the Certification Program This program applies to all

5、 production line OEM and PBM production models of residential, commercial, and industrial Indoor Pool Dehumidifiers and rated below a Moisture Removal Capacity (MRC) of 55.0 lb/h at Standard Rating Conditions per Table 2 of AHRI Standard 910 (I-P). Certified Ratings The following Certification Progr

6、am ratings are verified by test at the Standard Rating Conditions: a. Moisture Removal Capacity, lb of moisture/h b. Moisture Removal Efficiency, lb of moisture/kWh c. Total Cooling Capacity, Btu/h d. Net Sensible Cooling Capacity (if applicable), Btu/h e. Total Heat of Rejection to Indoor Air, Btu/

7、h f. Total Heat of Rejection to Outdoor Air (if applicable), Btu/h g. Total Heat of Rejection to Liquid (if applicable), Btu/h h. Total Input Power, Btu/h TABLE OF CONTENTS SECTION PAGE Section 1. Purpose .1 Section 2. Scope 1 Section 3. Definitions1 Section 4. Classification2 Section 5. Test Requir

8、ements .3 Section 6. Rating Requirements 4 Section 7. Minimum Data Requirements for Published Ratings 7 Section 8. Operating Requirements 7 Section 9. Marking and Nameplate Data 8 Section 10. Conformance Conditions .8 TABLES Table 1. Classification of Indoor Pool Dehumidifiers .2 Table 2. Conditions

9、 for Standard Rating Tests and Operating Requirements .5 Table 3. Minimum External Resistance .6 Table 4. Basic Pumping Penalty (PPB) vs. Liquid Flow Rate (WF) 6 APPENDICES Appendix A. References - Normative .9 Appendix B. References - Informative .9 _ AHRI STANDARD 910 (I-P)-2014 1 PERFORMANCE RATI

10、NG OF INDOOR POOL DEHUMIDIFIERS Section 1. Purpose 1.1 Purpose. The purpose of this standard is to establish for Indoor Pool Dehumidifiers: definitions; classifications; test requirements; rating requirements; minimum data requirements for Published Ratings; operating requirements; marking and namep

11、late data; and conformance conditions. 1.1.1 Intent. This standard is intended for the guidance of the industry, including manufacturers, engineers, installers, contractors and users. 1.1.2 Review and Amendment. This standard is subject to review and amendment as technology advances. Section 2. Scop

12、e 2.1 Scope. This standard applies to factory-made residential, commercial and industrial Indoor Pool Dehumidifiers, as defined in Section 3. 2.1.1 Energy Source. This standard applies to electrically operated, vapor-compression refrigeration systems. 2.2 Exclusions. This standard does not apply to

13、the rating and testing of individual assemblies for separate use. Section 3. Definitions All terms in this document will follow the standard industry definitions in the ASHRAE Terminology website (https:/www.ashrae.org/resources-publications/free-resources/ashrae-terminology) unless otherwise define

14、d in this section. 3.1 Economizer. Factory-made assembly installed in an electrically operated, vapor compression refrigeration system that takes advantage of favorable weather conditions to reduce cooling and thereby improve a buildings energy performance by introducing up to 100% outside air into

15、a building. 3.2 Indoor Pool Dehumidifier. A type of air-cooled or water-cooled electrically operated, vapor compression refrigeration system; factory assembled as a single package or split system, which includes an indoor cooling/dehumidifying coil, an air reheat coil, compressor(s) and an air movin

16、g device. It may also include a Refrigerant Heat Recovery Unit, an auxiliary refrigerant condenser, Economizer, and an air-to-air heat recovery device. It shall provide the function of dehumidifying, air circulation, air reheating and may include the function of air-cooling, air-cleaning, pool water

17、 heating and air-to-air heat recovery. 3.3 Moisture Removal Capacity (MRC). The amount of condensate produced by the unit which includes the effects of reheat coils, circulating fans and other components in the air stream; excluding supplementary heating, cooling or outdoor air; and expressed in lb

18、of moisture/h. 3.4 Moisture Removal Efficiency (MRE). A ratio of the MRC in lb of moisture/h to the power input values in kW at any given set of Rating Conditions expressed in lb of moisture/kWh. 3.5 Published Rating. A statement of the assigned values of those performance characteristics, under sta

19、ted 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. As used herein, the term Published Rating includes the rating of all performance characteristics shown on the

20、 unit or published in specifications, advertising or other literature controlled by the manufacturer, at stated Rating Conditions. 3.5.1 Application Rating. A rating based on tests performed at application Rating Conditions (other than Standard Rating Conditions). AHRI STANDARD 910 (I-P)-2014 _ 2 3.

21、5.2 Standard Rating. A rating based on tests performed at Standard Rating Conditions. 3.6 Rating Conditions. Any set of operating conditions under which a single level of performance results and which causes only that level of performance to occur. 3.6.1 Standard Rating Conditions. Rating Conditions

22、 used as the basis of comparison for performance characteristics. 3.7 Refrigerant Heat Recovery Unit. A factory-made assembly of elements by which refrigerant vapor flow and water flow are maintained in such heat transfer relationship that the refrigerant vapor is desuperheated and the water is heat

23、ed. 3.8 “Shall“ or “Should.“ “Shall“ or “should“ shall be interpreted as follows: 3.8.1 Shall. Where “shall“ or “shall not“ is used for a provision specified, that provision is mandatory if compliance with the standard is claimed. 3.8.2 Should. “Should“ is used to indicate provisions which are not m

24、andatory but which are desirable as good practice. 3.9 Standard Air. Air weighing 0.075 lb/ft3which approximates dry air at 70.0F and at a barometric pressure of 29.92 in Hg. Section 4. Classification Equipment covered within the scope of this standard shall be classified as shown in Table 1. Table

25、1. Classification of Indoor Pool Dehumidifiers Designation AHRI Type Arrangement Single Package Indoor SPI FAN COMP EVAP REHEAT SPI-PH FAN COMP POOL HEAT EVAP REHEAT Single Package Indoor Water-Cooled SPI-W FAN COMP EVAP REHEAT COND SPI-W-PH FAN COMP POOL HEAT EVAP REHEAT COND Single Package Indoor

26、Air-Cooled SPI-A FAN COMP EVAP REHEAT COND SPI-A-PH FAN COMP POOL HEAT EVAP REHEAT COND Table 1. Classification of Indoor Pool Dehumidifiers (continued) _ AHRI STANDARD 910 (I-P)-2014 3 Designation AHRI Type Arrangement Split System Indoor Air-Cooled SSI-A FAN COMP EVAP REHEAT COND SSI-A-PH FAN COMP

27、 POOL HEAT COND EVAP REHEAT Single Package Indoor with Economizer SPI-E FAN COMP EVAP REHEAT ECONOMIZER SPI-PH-E FAN COMP POOL HEAT EVAP REHEAT ECONOMIZER Single Package Indoor Water-Cooled with Economizer SPI-W-E FAN COMP EVAP REHEAT COND ECONOMIZER SPI-W-PH-E FAN COMP POOL HEAT EVAP REHEAT COND EC

28、ONOMIZER Single Package Indoor Air-Cooled with Economizer SPI-A-E FAN COMP EVAP REHEAT COND ECONOMIZER SPI-A-PH-E FAN COMP POOL HEAT EVAP REHEAT COND ECONOMIZER Split System Indoor Air-Cooled with Economizer SSI-A-E FAN COMP COND EVAP REHEAT ECONOMIZER SSI-A-PH-E FAN COMP POOL HEAT COND EVAP REHEAT

29、ECONOMIZER Section 5. Test Requirements 5.1 Test Requirements. Published Ratings shall be verified by tests conducted in accordance with the test method described in ASHRAE Standard 190 and at the Rating Conditions in Section 6. 5.1.1 Equipment. Indoor Pool Dehumidifiers shall be tested using all co

30、mponents as recommended by the manufacturer. 5.1.2 Electrical Conditions. Nameplate voltages for 60 Hz systems are shown in Table 1 of ANSI/AHRI Standard 110. Nameplate voltages for 50 Hz systems shall include one or more of the utilization voltages shown in Table 1 of IEC Standard 60038. Tests shal

31、l be performed at the nameplate rated voltages and frequencies unless otherwise specified in this standard. AHRI STANDARD 910 (I-P)-2014 _ 4 For equipment which is rated with 208/230 dual nameplate voltages, standard rating tests shall be performed at 230 V. For all other dual nameplate voltage equi

32、pment covered by this standard, the standard rating tests shall be performed at both voltages or at the lower voltage if only a single Standard Rating is to be published. Section 6. Rating Requirements 6.1 Standard Ratings. Standard Ratings shall be established at the Standard Rating Conditions spec

33、ified in Table 2 and in Section 6.3. 6.1.1 Applicability. Direct conversion of values from testing performed under AHRI Standard 911 (SI) shall not be used. 6.2 All Standard Ratings shall be verified by tests in accordance with Section 5. 6.2.1 Values of Standard Ratings. Standard Ratings relating t

34、o MRC shall be a net value, including the effects of circulating fan heat, but not including supplementary heat. Power input shall be the total power input for the operation of the compressor(s), fan(s), control(s), safety device(s), pump power adjustment (Table 2) and other items required as part o

35、f the system for normal operation excluding heating devices. Airflow rates shall be expressed in cfm of Standard Air to the nearest 10 cfm. Capacity designation shall be expressed in Btu/h and lb of moisture/h to the nearest 0.1. Moisture Removal Capacity shall be expressed in lb of moisture/h to th

36、e nearest 0.1. MRE shall be expressed in lb of moisture/kWh to the nearest 0.1. Water flow rate shall be expressed in gpm to the nearest 0.1 gpm up to and including 10 gpm and to the nearest 0.5 gpm for over 10 gpm. Water pressure drop shall be expressed to the nearest 0.5 psi. _ AHRI STANDARD 910 (

37、I-P)-2014 5 Table 2. Conditions for Standard Rating Tests and Operating Requirements Unit Configurations for Testing6 Return Air Entering Outdoor Ambient3 Liquid Temperature Entering Heat Exchanger1Pool Water Chiller Other Liquid Dry-bulb, F Wet-bulb, F Dry-bulb, F F F F Dehumidification“A” 100% Int

38、ernal Air Rejection 82.0 71.52N/A N/A N/A N/A “B” 100% Remote Rejection 82.0 71.5295.0 82.0 45.0 85.0 or 110.08“C” Internal Air Plus Pool Water Rejection or Another Rejection7 82.0 71.5282.0 82.0 45.0 85.0 or 110.08Maximum High-Temperature Operating Conditions 90.0 85.04115.0 90.0 90.0 90.0 or 115.0

39、8Insulation Effectiveness 82.0 77.0580.0 80.0 80.0 80.0 Notes: 1. Unit inlet water flow rate shall be specified by the manufacturer. 2. 82.0F dry-bulb and 71.5F wet-bulb is equivalent to 60% RH at sea level. 3. The wet-bulb temperature condition is not required when testing air-cooled condensers whi

40、ch do not evaporate condensate. 4. 90.0F dry-bulb and 84.5F wet-bulb is equivalent to 80% RH at sea level. 5. 82.0F dry-bulb and 77.0F wet-bulb is equivalent to 80% RH at sea level. 6. Manufacturer must select at least configuration “A” or “C” as a minimum certification requirement. B can be added t

41、o either configuration A or C. 7. Manufacturer must list both means of simultaneous methods of refrigerant heat rejection such as domestic water storage tanks, etc. 8. When testing with a dry cooler. 6.3 Standard Rating Conditions. The conditions of test for Standard Ratings shall be established at

42、the Standard Rating Conditions specified in Table 2. 6.3.1 Indoor-side airflow rate shall be determined at an indoor-side airflow rate outlined below. 6.3.1.1 Ducted equipment shall be tested at the airflow rate delivered when operating against the minimum external static pressure specified in Table

43、 3 or at a lower airflow rate if so specified by the manufacturer. Non-filtered ducted equipment shall be tested at the airflow rate delivered when operating against the minimum external static pressure specified in Table 3 with an additional 0.1 in H2O of external static pressure. 6.3.1.2 Non-ducte

44、d equipment shall be tested at the airflow rates obtained at zero external static pressure. All power consumed by the fan(s) shall be included in the power input to the unit. 6.3.1.3 The manufacturer shall specify a single airflow rate for all tests required in this part of the standard unless the e

45、quipment provides automatic adjustment of airflow rate. A separate control signal output for each step of airflow rate shall be considered as an automatic adjustment. AHRI STANDARD 910 (I-P)-2014 _ 6 Table 3. Minimum External Resistance Standard Dehumidifier Airflow, cfm Minimum External Resistance1

46、, in H2O 3500 0.5 3500 1.0 Note: 1. For units tested without an air filter installed, increase the applicable tabular value by 0.08 in H2O. 6.3.2 Outdoor-side airflow rate shall be determined at the outdoor-side airflow rate specified by the manufacturer where the fan drive is adjustable. Where the

47、fan drive is non-adjustable, ratings shall be determined at the outdoor-side airflow rate inherent in the equipment when operated with all of the resistance elements associated with inlets, louvers, and any ductwork and attachments considered by the manufacturer as normal installation practice. Once

48、 established, the outdoor-side air circuit of the equipment shall remain unchanged throughout all tests prescribed herein. Airflow rates shall be expressed in cfm of Standard Air. 6.3.3 Liquid Flow Rates. 6.3.3.1 For Indoor Pool Dehumidifiers with integral liquid pumps, ratings shall be determined at a liquid flow rate specified by the manufacturer. 6.3.3.2 For Indoor Pool Dehumidifiers without integral liquid pumps