1、1999 STANDARD for AIR-CONDITIONING classifications; requirements for testing and rating; 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 industry, includin
2、g 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-made residential, commercial and industrial indoor pool dehumidifiers, as d
3、efined in Section 3. 2.1.1 Energy Source. This standard applies only to electrically-driven, mechanical compression type systems. 2.2 Exclusions. This standard applies to the ratings and testing of complete refrigeration systems and does not apply to individual assemblies for separate use. Section 3
4、. Definitions 3.1 Definitions. All terms in this document will follow the standard industry definitions in the current edition of ASHRAE Terminology of Heating, Ventilation, Air Conditioning and Refrigeration unless otherwise defined in this section. 3.2 Economizer. Factory made assembly that introd
5、uces up to 100% of outdoor air while turning off the compressors when the conditions are appropriate. 3.3 Indoor Pool Dehumidifier. An indoor pool dehumidifier provides the function of dehumidifying, air circulation, air reheating and may include the function of air cooling, air filtration, pool wat
6、er heating and air-to-air heat recovery. cooling/dehumidifying coil, an air reheat coil, compressor(s) and an air moving device. It may also include a refrigerant condenser-pool water heater, an auxiliary refrigerant condenser, air-cooled or water-cooled, the introduction of outdmr air for ventilati
7、on, the discharge of exhaust air and an air-to-air heat recovery device. Separate assemblies should be designed to be used together, and the requirements of rating outlined in the standard are based upon the use of matched assemblies. 3.4 Moisture Removal Capacity (MRC). The amount of condensate pro
8、duced by the unit including the effects of reheat coils, circulating fans and other components in the air stream, not including supplementary heating, cooling or outdoor air expressed in lb/h kg/h. 3.5 Moisture Removal ESJiciency (MRE). A ratio calculated by dividing the moisture removal capacity in
9、 lb/h kg/h by the power input in kW at any given set of rating conditions expressed in lb of moisture/kWh kg of moisture/kWh. 3.5.1 Standard Moisture Removal ESJiciency. A ratio calculated from the capacity and power input values obtained at Standard Rating Conditions. 3.6 Published Rating. A statem
10、ent 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. As used herein, the term “published
11、 rating“ includes the rating of all performance characteristics shown on the dehumidifier or published in specifications, advertising or other literature controlled by the manufacturer, at stated rating conditions. 3.6.1 Standard Rating. A rating verifiable by tests performed at Standard Rating Cond
12、itions. 3.6.2 Application Rating. A rating verifiable by tests performed at application rating conditions (other than Standard Rating Conditions). 3.7 Rating Conditions. Any set of operating conditions under which a single level of performance results, and which causes only that level of performance
13、 to occur. An indoor pool dehumidifier typically consists of one or more factory-made assemblies, which includes an indoor 1 COPYRIGHT Air-Conditioning and Refrigeration InstituteLicensed by Information Handling ServicesAR1 STANDARD 91 0-1 999 FAN EVAP Table 1 a. Classification of Indoor Pool Dehumi
14、difiers I I COMP POOLHEAT REHEAT XONOMIZER Designation ARI Type Single Package Indoor FAN EVAP Arrangement COMP IOOLHEAT REHEAT COND EcZONOMIZER I I li rn FAN EVAP FAN EVAP FAN EVAP FAN IEVAP I SPI-PH IIFAN I COMP IPOOLHEAT I COMP REHEAT COND EONOMIZER COMP EOOLHEAT REHEAT COND EcZONOMIZER COMP com
15、REHEAT ECONOMIZER COMP POOLHEAT Cbq REHEAT ECONOMIZER SPIW-PH Single Package Indoor Water-cooled SPIA-PH Single Package Indoor Air-Cooled EVAPI REHEAT FAN COMP EVAP REHEAT COND FAN COMP POOLHEAT EVAP REHEAT COND I FAN COMP EVAP REHEAT COND FAN COMP POOLHEAT EVAP REHEAT COND I I I Split System Indoor
16、 Air-Cooled SSIA-PH com FAN COMP POOLHEAT I Cbfl EVAP REHEAT Table 1 b. Classification of Indoor Pool Dehumidifiers with Full Size Economizers Designation I ARI Type SPI-E SPI-PH-E Single Package Indoor with Economizer SPIW-E SPIW-PH-E Single Package Indoor Water-cooled with Economizer Single Packag
17、e Indoor SPIA-E Air-Cooled with SPIA-PH-E Economizer Split System Indoor Air-Cooled with SSIA-E SSIA-PH-E Economizer Arrangement FAN I COMP I IEVAPI REHEAT CONOMIZER I IEVAP I REHEAT I COND EONOMIZER I 2 COPYRIGHT Air-Conditioning and Refrigeration InstituteLicensed by Information Handling ServicesA
18、R1 STANDARD 91 0-1 999 3.8 “Shall“, “Should“, Recommended“, or “It Is Section 4. Classification Recommended“. “Shall“, “should“, “recommended“, or “it is recommended“ shall be interpreted as follows: 4.1 ClassiJication. Normally, indoor pool dehumidifiers within the scope of this standard shall be c
19、lassified as shown in Tables la and/or lb. 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, Recommended, or It Is Recommended “Should“, “recommended“ or “it is 5.1 Testing Requirements.
20、All standard ratings shall be recommended“ is used to indicate provisions which are verified by tests conducted in accordance with Appendix C. not mandatory but which are desirable as good practice. Section 5. Test Requirements DEHUMIDIFIER TEST MODE POOL WATER WATER COOLED AIR COOLED HEATER CONDENS
21、ER CONDENSER Dehumidification (Reheat) Air Entering Temperature Air-Cooled A/C Water Entering Water Entering Air Entering Temperature Temperature Temperature Water-cooled A/C Pool Water Heat Mode Max. Operating Conditions Insulation Efficiency NOTES: Table 2. Rating Conditions Operating Functions DB
22、 “F “CI 82 27.8 82 27.8 82 27.8 82 27.8 90 32.2 82 27.8 DB “F WB“F “CI I OC, I $1 I “CI I- I 35.0 95 I- 29.4 I- 71.43 21.9 I 26.7 I 71.43 21.9 I- 115 46.1 84.64 29.2 I 2?7 I 26.7 I 77.0 25.0 1. Pool water heater flow rate to be specified by manufacturer. 2. Condenser water flow rate as specified by
23、the manufacturer. 3. 82.O“F 27.8“C dry bulb and 71.4“F 21.9“C wet bulb is equivalent to 60% RH at sea level. 4. 90.O“F 32.2“C dry bulb and 84.6“F 29.2“C wet bulb is equivalent to 80% RH at sea level. 5. 82.O“F 27.8“C dry bulb and 77.O“F 25.O0C wet bulb is equivalent to 80% RH at sea level. 3 COPYRIG
24、HT Air-Conditioning and Refrigeration InstituteLicensed by Information Handling ServicesAR1 STANDARD 91 0-1 999 F L/sl .O6 - .25 .26 - .49 SO - .75 .76 - 1.00 1.01 - 1.25 1.26 and above 5.2 Electrical Conditions. Standard Rating tests shall be performed at the nameplate rated voltage(s) and frequenc
25、y as stated in AR1 Standard 110. PA, W/ W/ gpm (L/s) per AP per AP in psi in kPa 5.00 11.50 3.88 8.92 2.69 6.19 2.32 5.34 2.14 4.92 2.02 4.65 Section 6. Rating Requirements 6.1 Standard Rating. Standard ratings shall be established at the Standard Rating Conditions specified in Table 2. PA, = 2.69 W
26、/gpm per AP psi 6.19 W/(L/s) per AP Wal With water coil pressure drop = 10 psi 68.9 Wal PA = 10 (2.69 x 10) + 251 = 519 W 519 W 6.1.1 Values of Standard Capacity Ratings. These ratings shall be expressed only in terms of lb of moisture/h kg of moisture/h in multiples of 0.1 and in Btu/h W in multipl
27、es of 100 30. 6.1.2 Values of Standard Moisture Removal ESJiciency. Moisture Removal Efficiency (MRE) shall be expressed only in terms of lb of moisture/kWh kg of moisture/kWh in multiples of 0.1 0.1. 6.1.2.1 Values of Pressure Drop Ratings. Water flow rate(s) and pressure drop(s) shall be determine
28、d at each Standard Rating Condition specified in 6.1.3. Water pressure drop through the unit for the rated standard flow rate(s) shall be expressed in multiples of 0.5 psi 3.5 Wal. Water flow rate(s) shall be expressed in gpm Lh in multiples of 0.1 gpm to 10 gpm and 0.5 gpm for over 10 gpm 0.01 L/s
29、to 1 L/s and 0.05 L/s over 1 L/s. 6.1.2.2 Values of Standard Moisture Removal Efficiency. In calculating MRE, an addition for the water pump effect shall be added to the measured power input (including total power input to the compressor(s) and fan(s), plus controls and other items included as part
30、of the model number) and determined as follows: PA = WF (PA, x AP) + Cl where PA = total pumping allowance, WF = water flow rate, gpm Lh PA, = basic pumping allowance (Table 3), w WI W/gpm per AP psi W/(L/s) per AP in kPa AP = unit water pressure drop, psi Wal C=25 W/gpm 396 W per Lh based on 20 ft.
31、 6.lm external head Example: At rated flow of 10 gpm 0.631 Lh, from Table 3 Table 3. Basic Pumping AllowancePA, vs. WF I 1 - 4.0 8.0 - 11.9 12.0 - 15.9 16.0 - 19.9 20.0 and above 4.1 - 7.9 6.1.3 Standard Rating Conditions. Table 2 indicates the rating conditions which are required to determine value
32、s of standard capacity ratings and values of Moisture Removal Efficiency. 6.1.3.1 Dehumidifier Air Quantity. All Standard Ratings shall be determined at an air quantity specified by the manufacturer, delivered against at least the minimum external resistance required by Section 6.1.3.3 as outlined b
33、elow. All air quantities shall be expressed in cfm m3/s of Standard Air (density equal to 0.075 lb/ft3 1.2 kg/m3). a. Dehumidifiers shall be rated at the air quantity delivered when operating against the minimum external resistance specified in 6.1.3.3. b. Air quantities, as referred to herein, appl
34、y to the air quantity experienced when the unit is cooling, dehumidifying and reheating under the Standard Rating Dehumidifying Conditions specified in Section 6. This air quantity, shall be employed in all other tests prescribed herein without regard to resulting external static pressure. 4 COPYRIG
35、HT Air-Conditioning and Refrigeration InstituteLicensed by Information Handling ServicesAR1 STANDARD 91 0-1 999 Standard Dehumidifier Air Flow 6.1.3.2 Requirements for Separated Assemblies. All Standard Ratings for dehumidifiers in which the outdoor section is separated from the indoor section, as i
36、n Types SSIA, SSIA-PH, SSIA-E and SSIA-PH-E (shown in Section 4), shall be determined with at least 25 ft 7.62 m of interconnecting tubing on each line, of the size recommended by the manufacturer. Such dehumidifiers in which the interconnecting tubing is furnished as an integral part of the machine
37、 not recommended for cutting to length shall be tested with the complete length of tubing furnished, or with 25 ft 7.62 m of tubing, whichever is greater. The line sizes, insulation and details of installation shall be in accordance with the manufacturers published recommendations. Minimum External
38、Resistance 6.1.3.3 Minimum External Resistances. Indoor air-moving equipment intended for use with field installed duct systems shall be designed to operate against, and tested at not less than, the minimum external resistance shown in Table 4 when delivering the rated capacity and air quantity spec
39、ified in 6.1.3.1. Indoor air-moving equipment not intended for use with field installed duct systems shall be tested at O in. H,O O Ea external pressure. I 3500 3500 6.2 Application Ratings. Ratings at conditions other than those specified in Table 2, may be published as application ratings, and sha
40、ll be based on data determined by the methods prescribed in Section 6.1. I 1.65 0.5 0.025 1.65 1 .o 0.050 I Table 4. Minimum External Resistance I I I I I 6.3 Publication of Ratings. Wherever application ratings are published or printed, they shall include, or be accompanied by, the Standard Capacit
41、y Ratings and their corresponding power inputs, clearly designated as such, including a statement of the conditions at which the ratings apply. 6.3.1 Capacity Designation. The capacity designation used in published specifications, literature or advertising, controlled by the manufacturer, for dehumi
42、difiers rated under this standard, are to be expressed only in Btuh W and lb of moistureh kg of moistureh at the Standard Rating Conditions specified in 6.1. Horsepower, tons or other units shall not be used as capacity designations. 6.4 Tolerances. To comply with this standard, published or reporte
43、d moisture removal capacity and moisture removal efficiency ratings shall be based on data obtained in accordance with the provisions in Section 5, and shall be such that any production unit selected at random and tested in accordance with this section will have a moisture removal capacity and moist
44、ure removal efficiency not less than 95 percent of the published rating. Section 7. Minimum Data Requirements for Published Ratings 7.1 information: Published ratings shall consist of the following Moisture Removal Capacity at maximum pool water heating, lb of moistureh kg of moistureh Moisture Remo
45、val Efficiency at maximum pool water heating, lb of moisturekWh kg of moisturekWh Moisture Removal Efficiency at minimum pool water heating, lb of moisturekWh kg of moisturekWh Section 8. Operating Requirements 8.1 Operating Requirements. To comply with this standard, the equipment shall be designed
46、 and produced in accordance with the provisions of this section in such a manner that any production unit will meet the requirements detailed herein. 8.2 Maximum Operating Conditions Test. The equipment shall operate in the mode dictated by the manufacturers control logic with the conditions and set
47、 points established in Table 2. In all cases, the equipment shall be set to insure that the unit starts in a mechanical refrigeration mode. If there is a water cooled or air cooled condenser, it must be active. 8.2.1 Voltages. Tests shall be run at the minimum and maximum utilization voltages of Vol
48、tage Range B as shown in Table 1 of AR1 Standard 110 at the units service connection and at rated frequency. 5 COPYRIGHT Air-Conditioning and Refrigeration InstituteLicensed by Information Handling ServicesAR1 STANDARD 91 0-1 999 8.2.2 Procedure. 8.2.2.1 The equipment shall be operated continuously
49、for one hour at the temperature conditions and voltage(s) specified. 8.2.2.2 For single-phase units, all power to the equipment shall be cut off for a period sufficient to cause the compressor to stop (not to exceed five seconds) and then restored. 8.2.3 Requirements. Section 9. Marking and Nameplate Data 9.1 Marking and Nameplate Data Nameplate voltages for 60 Hertz systems shall include one or more of the equipment nameplate voltage ratings shown in Table 1 of ARI Standar
