Rheem 18 SEER High Efficiency - ECM Motor - Standard N Coil Specification Sheet
Contents
1. Refrigerant N R 410A P 18 SEER Premium Model TT TTTTSTNI _ Cl QS ification H Air Handler Rheem Electrical Designation amp Airflow Performance Information 1 Motor H P W J 208 240V 1 PH 60 Hz 2 Blower CFM L s Cabinet 1st 2nd Stage Size Control 3 Blower Wheel Designation Dia Width mm S Circuit Breaker s 4 Tonnage 1 1 3 H P 249 2 600 800 CFM 283 378 2421 2121 0 3 10 x 8 254 x 203 4 2 Ton NOTES Electrical Heat Designation See electrical heat electrical data for actual heater kW represented by number above Electric Heater BTUH heater watts motor watts x 3 412 see airflow table for motor watts The air handlers are shipped from the factory with the proper indoor coil installed and cannot be ordered without a coil Electric heat elements are field installed items The air handlers do not have an internal filter rack An external filter rack or other means of filtration is required Designates Metric Conversions Rheem Manufacturing Company 3 Unit Dimensions ELECTRICAL CONNECTIONS MAY EXIT TOP OR EITHER SIDE SUPPLY AIR NOTE 24 CLEARANCE REQUIRED IN FRONT OF HIGH VOLTAGE CONNECTION 7 s 22 2 mm a UNIT FOR FILTER AND COIL MAINTENANCE 105 16 13 30 27 8 mm 131 32 50 mm DIA KNOCKOUTS NS mm INN Return Air Opening Dimensions lt Model Return Air Return Air Opening Opening Width Depth Length Cabinet Size Inch2. the air handler cabinet m Connection point for high voltage wiring is inside the air han dler cabinet Low voltage connection is made on the outside of the air handler cabinet Concentric knockouts are provided for power connection to cabinet Installer may pull desired hole size up to 2 inches 51 mm for 11 2 inch 38 mm conduit m Internal checked TX valves are used on the Heat Pump indoor coil for more quiet refrigerant metering m Front refrigerant and drain connections Designates Metric Conversions GENERAL TERMS OF LIMITED WARRANTY Rheem will furnish a replacement for any part of this product which fails in normal use and service within the applicable periods stated in accordance with the terms of the limited warranty For Complete Details of the Limited Warranty Including Applicable Terms and Conditions See Your Local Installer or Contact the Manufacturer for a Copy 2 Rheem Manufacturing Company Rheem Prestige Series equipment features a 10 year limited parts warranty This 10 year limited parts warranty is applicable only to single phase products installed in residential applications MODEL NUMBER DATA R H P N HM 24 21 J A L Design Variation A 1st Design Voltage J 208 240 1 60 Cabinet Size 21 21 533 4 mm 600 1200 CFM Capacity 24 18 000 24 000 BTUH 5 27 to 7 03 kW HM A C or HP Multi Position Upflow amp Horizontal Left is the factory configuration
3. 0 mm i al Ee a z we 1 524 ren ee 1524 mm 20 a A Seer Ps _ ae SES ren a Bm i T FLANGE LENGTH a pe a Ti e a Fd a es ita ay a7 pa pi j 7 aan a a i non h T 7 a ie a a Poa i oh ira A 2109 26mm E m iiiz pr a E iiaia 500 888 enn a oe a OPENACS e External Filter Base RXHF B Model Part Cabinet Size Number 20 x 20 508 x 508 RXHF B21 20 40 20 77 Accommodates 1 filter RXHF B Rheem Manufacturing Company 7 Before proceeding with installation refer RHEEM to installation instructions packaged AIR CONDITIONING with each model as well as complying with all Federal State Provincial and DIVISION Local codes regulations and practices 5600 Old Greenwood Road Fort Smith Arkansas 72908 cem C In keeping with its policy of continuous progress and product improvement Rheem reserves the right to make changes without notice PRINTED IN U S A 5 07 DC FORM NO H11 528
4. FORM NO H11 528 AIR HANDLERS aem Presi ige AIR HANDLERS RHPN SERIES 18 SEER featuring Earth Friendly R 410A Refrigerant K A0A Features m Includes an energy efficient GE ECM Motor which in most applications enhances the SEER rating of the out door unit It also slowly ramps its speed up for quiet oper ation and enhanced customer satisfaction m Versatile 4 way convertible design for upflow downflow horizontal left and horizontal right applications m Nominal airflow up to 1 0 external static pressure m Factory installed high efficiency indoor coil m Sturdy cabinet construction with 1 0 inch 25 4 mm of foil faced insulation for excellent sound and insulating characteristics m Field installed auxiliary electric heater kits provide exact heat for indoor comfort Kits include circuit breakers which meet U L and cUL requirements for service disconnect m Dip switch settings for selectable customized cooling air flow over a wide variety of applications m On demand dehumidification terminal that adjusts airflow to help control humidity for unsurpassed comfort in cool ing mode m External filter required e As A ri PE oes dited by th ep ba Accredite the RvA e x Nt System LISTED Certificate Number 30164 Engineering Features RHPN Series m Quiet efficient ECM motor technology providing nominal airflow up to 1 0 inch 25 kPa of external static pres
5. Heat Electrical Data Installation of the UL Listed original equipment manufacturer provided heater kits listed in the table below is recommended for all auxiliary heating requirements Air Handler _ l Maximum Minimum Cabinet Size Manufacturer Type Supply V Motor Aaa eee ie oltage PH HZ Heater AMPS Circuit Circuit Cooling Model Number Circuit Ampacity Capacity Protection Ampacity RXBH 24A05J 208 240 1 60 3 6 4 8 17 3 20 0 25 30 24 28 21 2 Ton RXBH 24A07J 208 240 1 60 5 4 7 2 26 0 30 0 35 40 35 40 RXBH 24A10J 208 240 1 60 7 2 9 6 34 6 40 0 50 60 46 53 e Supply circuit protective devices may be fuses or HACR type circuit breakers e Largest motor load is included in single circuit and multiple circuit 1 e If non standard fuse size is specified use next size larger standard fuse size e J Voltage 230V single phase air handler is designed to be used with single or three phase 230 volt electric heaters In the case of connecting 3 phase power to the air handler terminal block without the heater bring only two leads to the terminal block cap insulate and fully secure the third lead Designates Metric Conversions Electrical Wiring Power Wiring Grounding e Field wiring must comply with the National Electrical Code e This product must be sufficiently grounded in accordance with C E C in Canada and any applicable local ordinance National Electrical Code C E C in Canada and any applicable e Supply wiring must b
6. e 75 C minimum copper conductors only local ordinance e See electrical data for product Ampacity rating and Circuit e A grounding lug is provided Protector requirement 6 Rheem Manufacturing Company Accessories Kits Parts e Combustible Floor Base RXHB f Combustible Floor Model Cabinet Size Base Model Number Nominal Cooling Auxiliary Horizontal Overflow Pan Capacity Tons Accessory Model Number RXHB 21 e Jumper Bar Kit 3 Ckt to 1 Ckt RXBJ A31 is used to convert single phase multiple three circuit units to a single supply circuit Kit includes cover and screw for line side terminals e Jumper Bar Kit 2 Ckt to 1 Ckt RXBJ A21 is used to convert single phase multiple two circuit units to a single supply circuit Kit includes cover and screw for line side terminals e Note No jumper bar kit is available to convert three phase multiple two circuit units to a single supply circuit e External Filter Base RXHF Model Part Cabinet Size Number 20 x 20 508 x 508 RXHF 21 19 20 21 00 RXBW ACAS e Auxiliary Electric Heater Kits RXBH Heater Kits include circuit breakers which meet UL and cUL requirements for service disconnect See the Electric Heat Electrical Data in this specification sheet for specific Heater Kit Model numbers Designates Metric Conversions i Pie Pa a a H s wn P a se RAHF a a a a a an ae wer ii Te ar ro a a a i a n ah IB sone Cet 238
7. es Inches LOW VOLTAGE CONNECTION 5 3 15 9 mm AND 7 s 22 2 mm KNOCKOUT AUXILIARY DRAIN CONNECTION 3 4 19 1 mm FEMALE PIPE THREAD NPT HORIZONTAL APPLICATION ONLY PRIMARY DRAIN CONNECTION 3 4 19 1 mm FEMALE PIPE THREAD NPT AUXILIARY DRAIN CONNECTION 3 4 19 1 mm FEMALE PIPE THREAD NPT 191 2 495 mm UPFLOW DOWNFLOW APPLICATION ONLY RETURN AIR LIQUID LINE CONNECTION lt 2 COPPER SWEAT VAPOR LINE CONNECTION COPPER SWEAT 5 DOWNFLOW APPLICATION AND HORIZONTAL RIGHT INDOOR COIL AND COIL DOOR ROTATES 180 515 46 HORIZONTAL ADAPTER KIT aun 105 amy Ae Ke 76 mm 3 46 48 mm 41 9 29 mmj 11 16 27 mm 13 8 35 mm VAPOR LINE 216 CONNECTION 71 mm 133 mm AUXILIARY HORIZONTAL 53 8 DRAIN CONNECTION 136 mm UPFLOW UNIT SHOWN UNIT MAY BE INSTALLED UPFLOW PRIMARY DRAIN DOWNFLOW HORIZONTAL RIGHT CONNECTION a OR LEFT AIR SUPPLY VERTICAL DRAIN PAN AUXILIARY UPFLOW DOWNFLOW DRAIN CONNECTION Designates Metric Conversions Designates Unit with Double Coil Cabinet Unit Dimensions amp Weights Supply Nominal Coil Airflow L s Unit Weight Shipping Weight Lbs kg Height Duct stStage 2nd Stage sH nmm A In md ODD Nomai oDe Nomai 2421 21 533 421 2 1080 191 2 495 480 227 575 271 640 302 775 366 92 106 42 48 Maximum dehumidification airflow 4 Rheem Ma
8. nufacturing Company Airflow Directions HORIZONTAL LEFT HORIZONTAL RIGHT HAND AIRFLOW HAND AIRFLOW Rheem Manufacturing Company 5 Airflow Performance Airflow performance data is based on cooling performance below for both cooling and electric heat operation For optimum with a coil and no filter in place Select performance table for blower performance operate the unit in the 1 2 54 mm to 1 00 appropriate unit size voltage and number of electric heaters to inches 25 4 mm W C external static range Units with coils be used Make sure external static applied to unit allows opera should be applied with a minimum of 1 inch 2 54 mm W C tion within the minimum and maximum limits shown in table external static Airflow Performance and Electrical Data ECM Nominal Nominal CFM L s Air Delivery RPM Watts 230 Volts Size ee Thermostat Permasat cra External Static Pressure Inches W C kPa niche i a OAE DE DE its ator AE AR AE NEE Paso ws an r a rm oe e e on oy 10x8 a a e i De fa Y2 115 Cooling Capacity am so ors oro ma ono ora ose moa 1061 wais 95 f o woe ve mr ws o me o on IMPORTANT Observe airflow operating limits Do not operate above 1 0 in W C system external static Blower Motor Electrical Data Minimum Maximum Nominal Cooling Voltage Circuit Circuit Capacity Tons Ampacity Protector mea a 1 0 o a i 6 Electric
9. sure m Interface board with dip switches conveniently located in the blower compartment allows for precise field selectable airflow to meet the requirements of particular applications m Selectable continuous fan on options Compact unit design m Attractive pre painted cabinet exterior m Rugged steel cabinet construction designed for added strength and versatility m 1 0 foil faced insulation mechanically retained in blower compartment Four leg rubber insulated motor mount m Field installed auxiliary heater kit includes circuit breakers that meet UL and cUL requirements as a service disconnect switch Blower housing with integrated controls motor and blower Slide out design for service and maintenance convenience m Field convertible for vertical upflow vertical downflow horizon tal left hand or right hand air supply Combustible floor base accessory available when required for downflow installations on combustible floors m Indoor coil design provides low air side pressure drop high performance and extremely compact size All coils come with PVC condensate elbow standard m Coils are constructed of aluminum fins bonded to internally grooved copper tubing Molded polymer corrosion resistant condensate drain pan is provided on all indoor coils m Supply duct flanges provided as standard on air handler cabinet Provisions for field electrical connections available from either side or top of
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