1、 4100 N. FAIRFAX DR., STE. 200 ARLINGTON, VIRGINIA 22203 2003 STANDARD for PERFORMANCE RATING OF SINGLE PACKAGE VERTICAL AIR-CONDITIONERS AND HEAT PUMPS Standard 390 Copyright Air-Conditioning and Refrigeration Institute Provided by IHS under license with ARINot for ResaleNo reproduction or networki
2、ng permitted without license from IHS-,-,-Price $10.00 (M) $20.00 (NM) Copyright 2003, by Air-Conditioning and Refrigeration Institute Printed in U.S.A. Registered United States Patent and Trademark Office IMPORTANT SAFETY DISCLAIMER ARI does not set safety standards and does not certify or guarante
3、e 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 operated in accordance with nationally recognized safety standard
4、s and code requirements appropriate for products covered by this standard/guideline. ARI uses its best efforts to develop standards/guidelines employing state-of-the-art and accepted industry practices. ARI does not certify or guarantee that any tests conducted under its standards/guidelines will be
5、 non-hazardous or free from risk. Note: This standard supersedes ARI 390-2001. Copyright Air-Conditioning and Refrigeration Institute Provided by IHS under license with ARINot for ResaleNo reproduction or networking permitted without license from IHS-,-,-TABLE OF CONTENTS SECTION PAGE Section 1. Pur
6、pose .1 Section 2. Scope 1 Section 3. Definitions 1 Section 4. Classifications.2 Section 5. Test Requirements2 Section 6. Rating Requirements 4 Section 7. Minimum Data Requirements for Published Ratings.5 Section 8. Operating Requirements.6 Section 9. Marking and Nameplate Data.8 Section 10. Conform
7、ance Conditions8 TABLES Table 1. Classification of Single Package Vertical Air-Conditioner .3 Table 2. Classification of Single Package Vertical Heat Pump .3 Table 3. Conditions for Standard Rating Tests and Operating Requirements .3 Table 4. External Static Pressure4 Table 5. Values of Standard Cap
8、acity Ratings.5 FIGURES Figure 1. Part-Load Factor Curve 7 APPENDICES Appendix A. References - Normative9 Copyright Air-Conditioning and Refrigeration Institute Provided by IHS under license with ARINot for ResaleNo reproduction or networking permitted without license from IHS-,-,-Appendix B. Refere
9、nces - Informative 9 Appendix C. Integrated Part-Load Value (IPLV) Calculation Example Normative10 TABLES FOR APPENDICES Table C1. IPLV Calculation Example.12 FIGURES FOR APPENDICES Figure C1. Part-Load Factor Example11 Copyright Air-Conditioning and Refrigeration Institute Provided by IHS under lic
10、ense with ARINot for ResaleNo reproduction or networking permitted without license from IHS-,-,-ARI STANDARD 390-2003 1PERFORMANCE RATING OF SINGLE PACKAGE VERTICAL AIR-CONDITIONERS AND HEAT PUMPS Section 1. Purpose 1.1 Purpose. The purpose of this standard is to establish, for Single Package Vertic
11、al Air-Conditioners and Heat Pumps: definitions; classifications; test requirements; 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 i
12、ndustry, 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. Scope 2.1 Scope. This standard applies to factory-assembled commercial or industrial Single Package Vertical
13、 Air-Conditioner and Heat Pump equipment as defined in Section 3. 2.1.1 Applicability. ARI Standard 210/240 and ARI Standard 340/360 shall not apply to commercial or industrial equipment covered by this Standard. 2.1.2 Energy Source. This standard applies to electrically operated, vapor-compression
14、refrigeration systems. 2.1.3 Installation. The Single Package Vertical Air-Conditioner and Heat Pump is intended for ducted or non-ducted installation with field or factory supplied grilles. Section 3. Definitions All terms in this document shall follow the standard industry definitions in the curre
15、nt edition of ASHRAE Terminology of Heating, Ventilation, Air Conditioning and Refrigeration unless otherwise defined in this section. 3.1 Coefficient of Performance (COP). A ratio of Cooling/Heating Capacity in watts W to the power input values in watts W at any given set of Rating Conditions expre
16、ssed in watts/watt W/W. For heating COP, supplementary resistance heat shall be excluded. 3.1.1 Standard Coefficient of Performance. A ratio of the capacity to power input value obtained at Standard Rating Conditions. 3.2 Cooling Capacity. The capacity associated with the change in air enthalpy whic
17、h includes both the Latent and Sensible Capacities expressed in Btu/h W. 3.2.1 Latent Capacity. Capacity associated with a change in humidity ratio. 3.2.2 Sensible Capacity. Capacity associated with a change in dry-bulb temperature. 3.3 Defrost Range. Ambient conditions such that a heat pump operati
18、ng in the heating mode will develop frost on the outdoor coil to the extent that temperature ranges/tolerances specified in Table 4 of ANSI/ASHRAE Standard 37 will be exceeded. 3.4 Energy Efficiency Ratio (EER). A ratio of the Cooling Capacity in Btu/h to the power input values in watts at any given
19、 set of Rating Conditions expressed in Btu/(Wh). 3.4.1 Standard Energy Efficiency Ratio. A ratio of the capacity to power input value obtained at Standard Rating Conditions. 3.5 Heating Capacity. The capacity associated with the change in dry-bulb temperature expressed in Btu/h W. 3.6 Integrated Par
20、t-Load Value (IPLV). A single number part-load efficiency figure of merit calculated per the method described in this standard. 3.7 Published 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 appl
21、ication. 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 unit or published in specifications, advertising or other literatur
22、e controlled by the manufacturer, at stated Rating Conditions. 3.7.1 Application Rating. A rating based on tests performed at application Rating Conditions (other than Standard Rating Conditions). 3.7.2 Standard Rating. A rating based on tests performed at Standard Rating Conditions. Copyright Air-C
23、onditioning and Refrigeration Institute Provided by IHS under license with ARINot for ResaleNo reproduction or networking permitted without license from IHS-,-,-ARI STANDARD 390-2003_ 2 3.8 Rating Conditions. Any set of operating conditions under which a single level of performance results and which
24、 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. 3.9 “Shall“ or “Should“. “Shall“ or “should“ shall be interpreted as follows: 3.9.1 Shall. Where “shall“ or “shall not“ is used for a
25、provision specified, that provision is mandatory if compliance with the standard is claimed. 3.9.2 Should. “Should“ is used to indicate provisions which are not mandatory but which are desirable as good practice. 3.10 Single Package Vertical Air-Conditioner (SPVAC). A type of air-cooled small or lar
26、ge commercial package air conditioning and heating equipment; factory assembled as a single package having its major components arranged vertically, which is an encased combination of cooling and optional heating components. This equipment is intended for exterior mounting on, adjacent interior to,
27、or through, an outside wall; and is powered by single or three phase current. It may contain separate indoor grille(s), outdoor louvers, various ventilation options, indoor free air discharge, ductwork, wall plenum or sleeve. Heating components may include electrical resistance, steam, hot water, ga
28、s or no heat, but may not include reverse cycle refrigeration as a heating means. 3.10.1 SPVAC Functions. SPVAC, either alone or in combination with a heating plant, shall provide air-circulation, air-cleaning, cooling with controlled temperature and dehumidification, and may optionally include the
29、function of heating and possible humidifying and ventilation. 3.11 Single Package Vertical Heat Pump (SPVHP). A SPVAC that utilizes reverse cycle refrigeration as its primary heat source, with secondary supplemental heating by means of electrical resistance, steam, hot water or gas. 3.12 Standard Ai
30、r. Air weighing 0.075 lb/ft31.2 kg/m3 which approximates dry air at 70F 21C and at a barometric pressure of 29.92 in Hg 101.3 kPa. Section 4. Classifications Equipment covered within the scope of this standard shall be classified as shown in Tables 1 and 2. Section 5. Test Requirements 5.1 Test Requ
31、irements. All Standard Ratings shall be established at the Standard Rating Conditions specified in 5.2 and shall be verified by tests conducted in accordance with ANSI/ASHRAE Standard 37. 5.2 Standard Rating Tests. Table 3 indicates the tests and test conditions which are required to determine value
32、s of standard capacity ratings and energy efficiency. 5.2.1 Electrical Conditions. Nameplate voltages are shown in Table 1 of ARI Standard 110. Standard Rating Tests shall be performed at the nameplate rated voltage and frequency unless otherwise specified in this standard. For equipment which is ra
33、ted with 208/230 dual nameplate voltages and less than 65,000 Btu/h 19 000 W cooling, Standard Rating Tests shall be performed at 230 V. For all other dual nameplate voltage equipment covered by this standard, the Standard Rating Tests shall be performed at both voltages or at the lower voltage if o
34、nly a single Standard Rating is to be published. 5.2.2 Indoor-Side Airflow Rate. A Standard Rating shall be determined at an indoor-side airflow rate as outlined below. Airflow rates shall be expressed in cfm m3/s of Standard Air. a. Ducted equipment shall be tested at the airflow rate delivered whe
35、n operating against the minimum external static pressure specified in Table 4 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 4 w
36、ith an additional 0.08 in H2O 19.9 Pa of external static pressure. Copyright Air-Conditioning and Refrigeration Institute Provided by IHS under license with ARINot for ResaleNo reproduction or networking permitted without license from IHS-,-,-ARI STANDARD 390-2003 3Table 1. Classification of Single
37、Package Vertical Air-Conditioner Types of SPVAC Equipment Designation ARI Type Heat Rejection Arrangement FAN COMP EVAP COND Single Package SPV-A Air A suffix of “-O“ indicates equipment not intended for use with field-installed duct systems (See 5.2).Table 2. Classification of Single Package Vertic
38、al Heat Pump Types of SPVHP Equipment ARI Type Designation Heating and Cooling Arrangement FAN COMP INDOOR OUTDOOR COIL COIL Single Package HSPV-A A suffix of “-O“ indicates equipment not intended for use with field-installed duct systems (See 5.2).Table 3. Conditions for Standard Rating Tests and O
39、perating Requirements Indoor Side Outdoor Side Air Entering Air Entering Test Dry-Bulb F C Wet-Bulb F C Dry-Bulb F C Wet-Bulb F C Standard Rating Conditions, Cooling180.0 26.7 67.0 19.4 95.0 35.0 75.0423.9 Low Temperature Operation, Cooling 67.0 19.4 57.0 13.9 67.0 19.4 57.0413.9 Maximum High Temper
40、ature Operation 80.0 26.7 67.0 19.4 115.0 46.1 75.0423.9 Insulation Effectiveness 80.0 26.7 75.0 23.9 80.0 26.7 75.0423.9 Condensate Disposal 80.0 26.7 75.0 23.9 80.0 26.7 75.0423.9 COOLING Part-Load Conditions380.0 26.7 67.0 19.4 80.0 26.7 67.04 19.4 Standard Rating Conditions, High-Temperature Hea
41、t Pump, Heating70.0 21.1 60.0 15.6 (max) 47.0 8.3 43.0 6.1 Standard Rating Conditions, Low-Temperature Heat Pump, Heating270.0 21.1 60.0 15.6 (max) 17.0 -8.3 15.0 -9.4 Maximum High-Temperature Operation 80.0 26.7 - - 75.0 23.9 65.0 18.3 HEATING Part-Load Conditions370.0 21.1 60.0 15.6 (max) 62.0 16.
42、7 56.5 13.6 NOTES: 1 Same conditions used for voltage tolerance tests. 2 Only required if the manufacturers Published Rating includes low-temperature specification. 3 For multiple compressor units or units with compressor capacity modulation. 4 Required when condensate is rejected to the condenser a
43、ir stream. Copyright Air-Conditioning and Refrigeration Institute Provided by IHS under license with ARINot for ResaleNo reproduction or networking permitted without license from IHS-,-,-ARI STANDARD 390-2003_ 4 Table 4. External Static Pressure Capacity Ratings1Minimum External Static Pressure MBtu
44、/h kW in H2O Pa 28 8.2 0.10 25 28 and 42 8.2 and 12.4 0.15 37 42 and 70 12.4 and 20.5 0.20 50 70 and 105 20.5 and 30.8 0.25 62 105 and 134 30.8 and 39.3 0.30 75 134 and 210 39.3 and 61.5 0.35 87 210 and 280 61.5 and 82.1 0.40 100 280 and 350 82.1 and 102.6 0.45 112 350 and 400 102.6 and 117.2 0.55 1
45、37 400 and 500 117.2 and 146.5 0.65 162 500 146.5 0.75 187 1Cooling Capacity for units with cooling function. b. Non-ducted 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. c.
46、The manufacturer shall specify a single airflow rate for all tests required in this part of the standard unless the equipment provides automatic adjustment of airflow rate. A separate control signal output for each step of airflow rate shall be considered as an automatic adjustment. 5.2.3 Outdoor-Si
47、de Airflow Rate. A Standard Rating shall be determined at the outdoor-side airflow rate specified by the manufacturer where the fan drive is adjustable. Where the fan drive is non-adjustable, Standard Ratings shall be determined at the outdoor-side airflow rate inherent in the equipment when operate
48、d with all of the resistance elements associated with inlets, louvers, and any ductwork and attachments considered by the manufacturer as normal installation practice. Once established, the outdoor-side air circuit of the equipment shall remain unchanged throughout all tests prescribed herein. 5.2.4 Part-Load Rating Conditions. The conditions of test for part-load ratings shall be p
