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Report 4_,G,v44, 50EZ-A Comfort' 13 SEER Single-Packaged Heat Pump System Carrie with Puron® (R-410A) Refrigerant Single and Three Phase turn to the expert 2 to 5 Nominal Tons (Sizes 24-60) Product Data tiiiI ,__ Innovative Unit Base Design 111 ��j On the inside a high-tech composite material will not rust and incorporates a sloped drain pan which improves drainage and helps 11 inhibit mold,algae and bacterial growth.On the outside metal base ___== rails provide added stability as well as easier handling and rigging. \,\\_ __ _ - Durable, dependable components Compressors are designed h=_____ =1� for high efficiency.Each compressor is hermetically sealed against contamination to help promote longer life and dependable operation.Each compressor also has vibration isolation to provide quieter operation.All compressors have internal high pressure and overcurrent protection. ECM Motor is standard on all 50EZ-A models. Direct-drive, PSC (Permanent Split Capacitor) condenser-fan motors are \ O O designed to help reduce energy consumption and provide for cooling operation down to 40°F (4.4°C) outdoor temperature. Ii Motormaster®O II low ambient kit is available as a field installed : ::::::::73 accessory. 0i O O Thermostat controls designed to work as a system with Carrier's small packaged product. A09034 Thermostatic Expansion Valve - A hard shutoff, balance port Fig.1- Unit SOEZ-A TXV maintains a constant superheat at the evaporator exit(cooling cycle)resulting in higher overall system efficiency. Single-Packaged Products with Energy-Saving Features and Refrigerant system is designed to provide dependability. Liquid f; PuronO refrigerant. filter driers are used to promote clean,unrestricted operation.Each ,, • Up to 13.5 SEER unit leaves the factory with a full refrigerant charge. Refrigerant service connections make checking operating pressures easier. ', • Up to 7.7 HSPF High and Low Pressure Switches provide added reliability for the • Up to 11.5 EER at 95°FODcompressor. ° • Factory-Installed TXV Indoor and Outdoor coils are computer-designed for optimum • ECM Motor-Standard heat transfer and efficiency. The indoor coil is fabricated from • Dehumidification Feature copper tube and aluminum fins and is located inside the unit for FEATURES/BENEFITS protection against damage.The outdoor coil is internally mounted on the top tier of the unit. One-piece Heat Pump unit with optional electric heater, low Low sound ratings ensure a quiet indoor and outdoor installation cost,dependable performance and easy maintenance. environment with sound ratings as low as 74dBA. Efficient operation High-efficiency design with SEERs Easy to service cabinets provide easy 3-panel accessibility to (Seasonal Energy Efficiency Ratio)of up to 13.5. serviceable components during maintenance and installation. The Puron Environmentally Sound Refrigerant is Carrier's unique base with integrated drain pan provides easy ground level refrigerant designed to help protect the environment. Puron is an installation with a mounting pad. A nesting feature ensures a HFC refrigerant which does not contain chlorine that can harm the positive basepan to roof curb seal when the unit is roof mounted.A ozone layer.Puron refrigerant is in service in millions of systems, convenient 3/4-in.(19.05 mm)wide perimeter flange makes frame proving highly reliable,environmentally sound performance. mounting on a rooftop easy. Easy Installation Convertible duct configuration Factory-assembled package is a compact, fully self-contained, Unit is designed for use in either downflow or horizontal heat pump unit that is prewired, pre-piped, and pre-charged for applications. Each unit is converted from horizontal to downflow minimum installation expense. These units are available in a and includes two horizontal duct covers. Downflow operation is variety of standard capacity ranges with voltage options to meet provided in the field to allow vertical ductwork connections. The residential and light commercial requirements. Units are basepan seals on the bottom openings to ensure a positive seal in lightweight and install easily on a rooftop or at ground level.The the vertical airflow mode. high tech composite base eliminates rust problems associated with ground level applications. 1 • • • Cabinets are constructed of heavyduty, phosphated, zinc-coated TABLE OF CONTENTS prepainted steel capable of withstanding 500 hours in salt spray. FEATURES/BENEFITS 1-2 Interior surfaces of the evaporator and electric heater compartments are insulated with cleanable semi-rigid insulation MODEL NUMBER NOMENCLATURE 2 board,which keeps the conditioned air from being affected by the AHRI CAPACITIES 3 outdoor ambient temperature and provides improved indoor air PHYSICAL DATA 4 quality. (Conforms to American Society of Heating,Refrigeration OPTIONS AND ACCESSORIES 5 and Air Conditioning Engineers No.62P.)The sloped drain pan BASE UNIT DIMENSIONS 7-8 minimizes standing water in the drain. An external drain is ACCESSORY DIMENSIONS 9 provided. SELECTION PROCEDURE 10 Short-Cycling protection for the compressor is incorporated into PERFORMANCE DATA 11-19 our defrost control board ensuring a five minute delay (+/-2 TYPICAL PIPING AND WIRING 20 minutes) before restarting compressor after shutdown for any reason. APPLICATION DATA 21 ELECTRICAL DATA 22-23 TYPICAL WIRING SCHEMATICS 24-29 CONTROLS 30 Q GUIDE SPECIFICATIONS 31-32 N W O U) MODEL NUMBER NOMENCLATURE 50EZ — A 24 --- 3 0 -- Type of Unit 50EZ—Single Packaged Heat Pump System Options • FE—Economizer(3 Phase Only) • TF—Filter Rack N/A TP—Base unit with tin plated indoor coil hairpins(Single Phase Only See Price Page for full list of factory options. Major Series •. . . 'r•<... .. Nominal Cooling Capadty 24—2.0 Tons Minor Series 30—2.5 Tons 36—3.0 Tons 42—3.5 Tons 48—4.0 Tons 60—5.0 Tons Electrical Supply 3—208/230-1-60 5—208/230-3-60 6—460-3-60 N/A ,.y ,Auer .-a....�CERTIFIED. C l. us use of the ANSI Certified TM Mark indicates a manufacturer's partici pa tion in the COMPLIANT,.. LISTED program Forverification individual of certification for individual products go to www.ahridirectory.org. 2 R .. AHRI* CAPACITIES COOLING CAPACITIES AND EFFICIENCIES UNIT 50EZ-A NOMINAL TONS STANDARD CFM COOLING EER** SEERt CAPACITIES(Btuh) 24---30 2 800 23,800 11.5 _ 13.5 • 30---30/50 2-1/2 1000 29,000 11.5 13.5 36---30/50 3 1200 35,000 11.5 13.5 42---30/50 3-1/2 1400 40,000 11.5 13.2 48---30/50 4 1600 47,000 11.5 13.5 60---30/50 5 1850 57,000 11.5 13.5 HEAT PUMP HEATING CAPACITIES AND EFFICIENCIES HEATING HEATING COP @ UNIT 50EZ-A CAPACITY(Btuh)@ COP @ 47°F(8.3°C) CAPACITY(Btuh)@ 17°F HSPFt 47°F(8.3°C) 17°F(-8.3°C) (-8.3°C) 24---30 23,400 3.5 10,800 2.2 7.7 Q 30---30/50 29,000 3.5 15,900 2.2 7.7 I N 36---30/50/60 35,000 3.4 20,400 2.3 7.7 io 42---30/50/60 40,000 3.4 22,000 2.2 7.7 in I 48---30/50/60 46,500 3.6 26,200 2.3 7.7 60---30/50/60 57,000 3.5 31,000 2.3 7.7 LEGEND Notes: dB-Sound Levels(decibels) 1. Ratings are net values,reflecting the effects of circulating fan heat. db-Dry Bulb Ratings are based on: SEER-Seasonal Energy Efficiency Ratio Cooling Standard:80°F(26.7°C) db,67°F(19.4°C)wb indoor entering- wb-Wet Bulb air temperature and 95°F(35°C)db outdoor entering-air temperature. COP-Coefficient of Performance 2. Before purchasing this appliance,read important energy cost and effi- HSPF-Heating Season Performance Factor ciency information available from your retailer. *Air Conditioning,Heating&Refrigeration Institute. **At"A"conditions-80°F(26.7°C) indoor db/67°F(19.4°C)indoor wb& 95°F(35°C)outdoor db. t Rated in accordance with U.S.Government DOE Department of Energy) test procedures and/or AHRI Standards 210/240. t 3 PHYSICAL DATA - UNIT 50EZ-A UNIT SIZE 50EZ-A24 50EZ-A30 50EZ-A36 50EZ-A42 T 50EZ-A48 I 50EZ-A60 • NOMINAL CAPACITY(ton) 2 2.5 3 3.5 4 5 ' SHIPPING WEIGHTt(Ib) 327 340 343 419 437 1 462 ,. (kg) 148 154 156 190 198 i 210 COMPRESSOR QUANTITY 1 TYPE SCROLL COMPRESSOR REFRIGERANT __._._.. .... ........._ R-410A Refrigerant(R-410A)Quantity(Ib) 9.6 10.2 7.9 10.0 9.6 12.3 Quantity(kg) 4.4 4.6 3.6 4.5 4.4 5.6 METERING DEVICE ID TXV 0.038(Left OD Coil) • ORIFICE OD(in.) 0.032(2) 0.035(2) 0.037(2) 0.040(Right OD Coil) 0.046(2) 0.052(2) (mm) .81 .89 .94 .97/1.02 1.2 1.3 OUTDOOR COIL Rows...Fins/in. 2...21 2..21 2..21 2..21 2..21 2...21 I face area(sq.ft.) 11.9 11.9 11.9 I 13.6 13.6 17.5 OUTDOOR FAN Nominal Airflow(CFM) 2700 2700 2700 3100 3100 3100 4 Fan Diameter(In.) 24 24 I 24 26 26 26 I Fan Diameter(mm) 610 610 i 610 660 660 660 W Diameter Motor HP(RPM) 1/5(810) 1/5(810) 1/5(810) 1/5(810) 1/5(810) 1/5(810) INDOOR COIL tO Rows...Fins/In. 3...17 3...17 3...17 3...17 3...17 3...17 face area(q s ft.) 3.7 3.7 3.7 4.7 4.7 5.7 INDOOR BLOWER Nominal Cooling Airflow(CFM) 800 1000 1200 1400 1600 1850 Size(in.) 10x10 10x10 11x10 1 11x10 11x10 11x10 (mm) 254x254 254x254 279x254 279x254 279x254 279x254 Motor(HP) 1/2 1/2 3/4 3/4 1.0 1.0 HIGH-PRESSURE SWITCH(psig) 650,15 Cutout 420±25 Reset(Auto) LOSS-OF-CHARGE/LOW-PRESSURE 20±5 SWITCH 45±10 (Liquid Line)(psig) Cutout 20±5 Reset(Auto) 45±10 RETURN-AIR FILTERS*1' 1 throwaway(in.) 20x20x1 20x24x1 24x30x1 1 24x36x1 (mm) 508x508x25 508x610x25 610x762x25 610x914x25 *Required filter sizes shown are based on the larger of the AHRI(Air Conditioning,Heating and Refrigeration Institute)rated cooling airflow or the heating airflow velocity of 300 ft/minute for throwaway type or 450 ft/minute for high-capacity type.Air filter pressure drop for non-standard filters must not exceed 0.08 IN. W.C. t If using accessory filter rack refer to the filter rack installation instructions for correct filter size and quantity. t For 460 volt units,add 14 lb(6.4 kg)to the weight. A-Weighted Sound Power Level (dBA) STANDARD TYPICAL OCTAVE BAND SPECTRUM(dBA)(without tone adjustment) MODEL 50EZ-A RATING (dBA) 125 250 500 1000 2000 4000 8000 24---30 76 57.0 65.5 72.0 71.0 67.0 62.0 53.0 30---30/50 76 60.5 67.5 72.0 70.0 67.0 61.0 51.5 36---30/50 77 63.0 68.0 73.0 71.0 67.0 62.0 55.0 . 42---30/50 78 65.0 68.5 74.5 72.5 69.5 64.5 56.5 48---30/50 78 62.0 68.5 74.0 72.5 70.0 64.0 56.0 60---30/50 76 63.0 66.5 69.5 71.0 66.0 65.0 ! 59.0 I NOTE:Tested in accordance with AHRI Standard 270(not listed in AHRI). L • 4 . . Z = 4 p/pf,-RiZAL (MT W, i,(iH 7H(3[11 [N,q41- C3N3(1/OF Gm../.(n,9 13/99 I (3(9 - ., ,6 [ 2-1516 21-0/13---/-1 9-15,16[...-- 103.1-A.,4• •30 I 21/P.,230-1 60 300 145 0 42.1/8 i 1030 i'15•!,141 501 7 t14.3,4 374 7 15 405 4 M 1052 4( /547 71 [ [252 41 [501.7.-A30 (3:570 2081030 1. 2231010'3 60 332 i5o 7 4?718 ] 1070 19 3/4 501 7 I/14 3/4 374 7 10, 406 4 1 3-71 i 6-., H.-- , 150(9-436-•-09519 zoatno-I 2/03/230-3-00 336 352 .3 12-1/3 i 1070 19-3/41 501 7[3,4 .31.4r./4 7 16 40,o 4.1 (81 97 7 i I CI) ' it 1T.OFZ•A;C• •60 430 3,30 30 158 67 Cl'•,,8 3 1070 15 3,41 501 7 i143/4(374 7 16 409 4 2 1/4 Ts rn UPPRNWT 1.2-1 ] m(lipm -41111. SLY El uNi IVOLIA6E COER Ei5H1.8/40 1 Cm) i 'r. - tr 50[91-42.1-. 3/7 [031230C4 0129 0 59 2123 2 75 /i34,,,112,9F., Z 4----- T,t 50E0,A30- •/3/510 [208/230 66 500 P 5314 1 73 7.3.9 21132 060 9 (f)1,1 OP710NAt I.:Z3:93.011110133 :, OPTIONAll li 50E1,36---60 J., 1.0 67 2i3O 5 53 31:4 4189 CHO 71133 3:63.4 1 OAPLLTIO1NA6S LEEXCDAEPTAT RECEOzENmOAMNITZEfR aP ALL FACTR, IN9(ALLED tCM.II) it REQUIRED CLEARAAEES TO CCARISTIELE MAIL [N9P(.3 [NMI N ;;.A.-,•.;,,,,,_ ..„ ,i :---"• 1 TO?OF UNIT 14 [3335 51 I CMTDOOR COIL-Z .' We % 9,m3-.--,-.',,-,539 ;9- 1 D0C3:CIDE OP 0/(13 2 [55 81 SIDE OPPOS77E DUCTS 14 [393 61 [- 80°7(/(4[M• UN1° ?10 el L_. V V ,-' -7. 1 -• .... -,. \ REC REQUIRED CLEARANCES C.14 ID / lit \ M , NcHE', [mm) 3113 IA UNITS. POWER(OR,5,131 42 [106E 87 JrONIT AND UNGROUNDED 9071010. POWEP EN3R9'91DE 35 [914 01 CP\ UNIT AND 8LOCX OR(0959313 WALLS AND OTHER INDOOR COIL--, TOP VIEW \--001000R COiL GROUNDED OMPFACE?:. POWER ENTRY 9IDE 42 110(.6 3( REED CLEARANCE FOR OPERATOR AND SERVICING 1NC6E5 All POP COIL ACCE9S SIDE 36 [914 07 [ POI/E6(CRS SiDt . 41 [7066 51 [Fr 301 50,NEC MELSImE04 [ lirOWL, IC)? ?../DE OPPOII',7 7E DMCIS 43 13:31 2] 35 140 0] DUCT PANEL 12 [204 8], .3:31w1N 0190ANC[9:IP UNiT (',1M ACED((IS THAW 12(304 3,[R(//3 wAi[ r ['Ul5 ... 1 ,..- 47 .71 ,9,Em,THEN S3S/E4 PERFORMANCE MAYBE CO34R09 SE5 --..) . 1 1 [1193 81 [ DIMENSIONC IN];ARE IN WM - ! - ....... .. .. i .1° . riall 1111111 [ .•• I [ I 1111 1 ''1111111111111111111111111111111111 11111111111 . JIIIINIINNINIIIII' !, ._. •.,._ z--ELECETspl.%,! . . 11 .•• . . . -L, • 1 11 4- cc,, aP' ,JFPLY . DNCT . RET[JMN [ I .. / • : . .... . . 1 \ _ 1 . C1 OPEN1N5 OP(NINC. I 13/16 .W. : . 1.325 47 7.(,. i [02 11 / i \ 1 [ -- 117( 17"1 : . L..........) 4 ---71 1 0 0 1 _71 : N7711 0 0 _,: 1 . :124 9' ' L L' 111L- 77.71 0---1 ____ —4 !325 t01.13kEOR /'I-. PANEL i i . 9-BLOWER PANP1 3-7i16-•31, \ 3116 14 el 32-558 . : _4 9-3/16 "'-i'''I''''113\-F01,,4:„'','IlllY''''F' V31- __,/ 1828 7] 1(224 01 DRAIN 00351 1131 21 9.(z8 [...-21 518 :-...1 9-1/3 -- 0 75[10 016 P 1 [050 01 545 3 1250 87 0 3 86328 01(802 LEFT SIDE VIEW FRONT VIEW RIGHT SIDE VIEW REAR VIEW • 1 50E Z500357 x• 8 8 0 50EZ-A • • ..11. .p. ....'.7.... • .1. . . . •• ROOF CURB ACCESSORY DIMENSIONS /� / T\-• "- Damao lines snow uos a:TT / 8-�, locatim br targe basepan units. HVAC unit HVAC unit - C i base rails basepan / / / Sealing \� -' \ �I Gasket ` \ / -i'111-61 � Roofcurb 1 , �/ F `--. \, \\H Anchor screws i� Wood nailer" I 4! \- �\`��\ \\\, // Flashing field � / - supplied Roofcurb' / Insulation \ • j/ /// Roofing material (field supplied) \ �'/ / • field supplied -1 E D Cant strip /// / held supplied \ ' /2 / Q j ,l N \_-_- �� SMALL/COMMON CURB A09413/ 0 `Provided with roofcurb A09090 ROOF CURB DETAIL �4411* .....,,,.' SMALL � SUPPLY BASE AIR UNIT .e/ /.... ti -----'' F ALARGE RETURN BASE AIR UNIT D .%,.......,.....4. / E \\\ _1 _J UNIT PLACEMENT ON COMMON CURB A09094 / LARGE CURB A09415 SMALL OR LARGE BASE UNIT k A09414 B UNIT CATALOG A (small/common B base) CD E F G H SIZE NUMBER IN.(mm) base) * IN.(mm) IN.(mm) IN.(mm) IN.(mm) IN.(mm) IN.(mm) IN.(mm)* (large base) Small CPRFCURB010A00 11 (279) 32.4 or Large CPRFCURB011A00 14(356) 10(254) 14(356) 16(406) 478. (822) 2 7(69) 30.6(778) 46.1 CPRFCURB012A00 11 (279) (1214) 43 9 (1170) Large 14(356) (1116) 42.2(1072) CPRFCURB013A00 14(356) *Part Numbers CPRCURB010A00 and CPRCURBO11A00 can be used on both small and large basepan units.The cross supports must be located based on whether the unit is a small basepan or a large basepan. NOTES: I. Roof curb must be set up for unit being installed. 2. Seal strip must be applied,as required,to unit being installed. 3. Roof curb is made of 16-gauge steel. 4. Attach ductwork to curb(flanges of duct rest on curb). 5. Insulated panels:1-in.(25.4 mm)thick fiberglass 1 lb.density. 9 TYPICAL PIPING AND WIRING IiiII111t/111 11 LI • ROOF-MOUNTING • y CURB 0--, r ' . � ---- ROOF : +:. '�` RETURN-AIR FLEXIBLE DUCT N SUPPLY-AIR `�' �_ W FLEXIBLE DUCT CEILING CONCENTRIC DIFFUSER BOX (FIELD-SUPPLIED) A09230 INDOOR oo THERMOSTAT t 01 lin RETURN/ AIR �, ___________________ r- ow... , FROM TOP COVER POWER -jAr • SOURCE_ `\��`\'I I���' I _- - DISCONNECT lleari 100 11111111 gallij00 ,147,00 141,gliki,„%i, .0111i11 - .111111 PER NEC* Ill `�!\�° POWER ENTRY CONTROL ENTRY *NEC-National Electrical Code A09240 24 7 or J 50MH COOLING — 24,000 to 48,000 Btuh ! , ELECTRIC HEATING — 17,100 to 85,500 Btuh 110 Carrier® Matchmaker Single-Package Cooling Units COMFORT CENTER ECONOMY. . . Tne ?•.%atchniai<er is a complete air co^di;ioning system In one sound insulated and weatherproof x;: < pa>.ckace. . .no separate coils •s:ith costly inter- " S. ... connecting piping and vriring, A central system in ' that cabinet saves valuable floor space by : � .:,,:o....$5,-, ..: : nesthrg ,z, the shrubbery outdoors or disappearing { on ti,e roof -out of the'gray. :::•:1,. ALL SEASON COMFORT. . . Easily and se`t:y. a oov;erful fan sencs plenty of cool, r .:::::•:::::::,:%:::::•;:•::::::::::•:::/x.:•••:- .. cry ail in summer - and warm comfortable ac :n svintes4 to every corner of home or business.The cooling section ss - Charged and sealed a; tie factory for O.";^tGl^cooling reiiab'lfiy. '�` .' A clean, efftc:ent electric heater can oe easily installed at any \ time. . Jo: rruca less tf'an the cost of a ne.^, tun-ace. CHOOSE A MATCHMAKER. . . quarzbiies. Select a Matchmaker best suited to 'nere are five cooling sizes. AU use at least tree electric heater your needs and be assured of the gest in air sizes. D'ultispeed fan motor provices a choice of air flow conditioning cornfort. Features that guarantee comfort, economy and a long unit life . ®Rugged Compressor, hermetically sealed against to Large Evaporator and Condenser Coils ensure dirt, air and moisture,gives you long years of reliable greater air contact with optimum heat transfer. Evap- service. Internal spring mounts reduce sound and orator coil cools the air and lowers the humidity. vibration. Cast-iron body forms its own muffler Condenser coil dissipates the heat to the atmosphere. system. Internally protected from excessive current aPowerful Evaporator Fan moves large volumes of and temperature, air slowly and quietly. Multispeed fan motor provides Weather Armor Cabinet and stainless steel hard- a choice of air flow quantities to match your ware display lasting beauty and withstand the rigors of requirements. Resiliently mounted fan assembly to weather for years. Attractive baked enamel finish minimize vibration-slides out for easy service. blends easily with foliage. a Efficient Condenser Fan tosses hot air and sound skyward-away from neighbors and your patio or 6 5 3 porch.Automatic two-speed fan motor(042 and 048) 4 cruises at low speed most of the time for extra quiet economy. Shifts into high speed at outdoor tempera- tures over 85 F for top unit cooling power even in }k ti : desert heat. ff -- 6 Low-Pressure Switch shuts off compressor if i = Y< unusual operating conditions develop, which could `� • iN111damage unit-t such as clogged air filter, or any inter- "' ference with low of conditioned air indoors. Switch t - automatically resets when condition is corrected. k; _ el Factory-Wired Controls assure proper circuitry -- fir: '' - >' `i x �, and minimize on-site labor. Low-voltage control cir- , < ' -,, ' cult reduces wiring costs. t :: � r�i .- x : y r Easy To Maintain and Service — You can get inside by •, ;Mj �` • simple removal of corner,side or 4;••-•;.-../ h p top panel.All components �� • within easy reach. ~ " -�.° = - "'--"... .-!%.,...-* FactoryCharged and Read To Go — A complete refrigerant syst m. . .factory charged, tested and ready to 1' 7 4 operate. Locate the unit, add ductwork and wiring,and it's ready to give you the best cooling comfort yet. ©Carrier Corporation 1972 Form 50MH-2P ACCESSORIES Electric Heaters provide clean, steady heat. Easily -> 32 Series Motormaster® Head Pressure Control 411 installed — heater slides into place and is fastened with (Solid State; used on 50MH036,042,048 units only) — sheet metal screws. Factory-supplied heater wiring includes Modulates fan motor speed to maintain proper condensing • low-voltage wires which "plug in" to unit control box. temperatures at low outdoor temperatures. (See Minimum Equipped with all safety controls. Outdoor Operating Temperature, page 5). Special field- installed fan motor and thermal expansion valve are Thermostat with Subbase (24 v) is located in the required. Fan motor is Carrier no. HC4OVL701 for conditioned space — permits selection of cooling, heating, 50MH036,042 and 048. Thermal expansion valve is no. continuous or cycling fan operation. EA11 FB365 for 50MH036 and no. EA11 FB366 for 50MH042 and 048. Start Capacitor and Relay for all sizes. PHYSICAL DATA -> DIMENSIONS UNIT 50MH02450MH030 ,' =6 50MH042 50MH048 TOP COVER 4-0"OVERHEAD OPERATING WT (Ib) 250 L 270 290 323 352 AIR SPACE REQUIRED REFRIGERANT 22r.---- A'� "I Oper Cfig(Ib-oz)* 2 4 2 8 3 6 4 0 4 7 Refrig Control Capillary Tube .C.,..;::::::. (DIM.0 COMPRESSOR Hermetically Sealed N r > C'IKCLUDES 3'-0 r IV BASE Cylinders 2CHANNELS .6 fit - Rpm(60-Hz)---- --- 3500 ----- -- - • . 2) CONDENSER FAN Propeller_Direct Drive Air Discharge Vertical �`• i Motor Hp '/6 % % % Motor Rpm 1050 L1050 I 1050 � r�1050/850I1050/850 jZIP CONDENSER COIL Plate Fin I NLS Fins/in. 156 I 156 I 170 I 156 I 170 . i Rows 2 CORNER ACCESS PANEL Face Area(sq ft) Outer Row 5 10 I i Inner Row 3.60 l 4.90 5.50 5.50 7.95 FRONT VIEW EVAPORATOR FAN Centrifugal —Direct Drive 1 Air Discharge Horizontal ARI Cfm 900 I 1125 1350 I 1575 I 1800 Range Cfm 600-1000 750-1250 900.1500 1050-17501200-2000 Motor Hp / % % % x Motor Rpm 1050/950/850/800t $7 k EVAPORATOR COIL Plate Fin • E"*1 i Fins/in. 11 I 11 I 13 I 13 I 13Rows 3 r•— } I { xrf i Face Area(sq ft) 7_.00 2.45 I 2 75 l 3 25 I 3 97 ELECTRIC HEATER G ata sa-r'a.. 1 HIGH-VOLTAGE CONN r c f: • DIMENSIONS(ft-in.) it"KNOCKOUT A i a ,i B 3-3/ i}"KNOCKOUT f Y9C:% C 1- 5% 1- 5s/6 1- 7% 2-3% 2-3% r DIAM HOLE r ."'✓ V D 2- 1%6 2- 1%6 2- 1s/i6 2-0666 2-06/6 LOW-VOLTAGE CONN. E 0- 8% 0- 8% 0- 8% 0-9% 0-9% RETURNN F 0-10% 0-10% 0-11'/4 1-0'44 1-0'/4 II"KNOCKOUT F AIR-- UNIT HIGH-VOLTAGE CONN I'-0" DUCT CONN. (ft-in.) �"ID CONDENSATE Supply G 1-0 1-0 1-2 1-2 1-2 SUPPLY AIR a DRAIN FITTING Return H 1-0 1-0 1-2 1-2 1-2 4.CONDENSER AIR FLOW FILTER SIZE** (in.) lt EVAPORATOR AIR FLOW Disposable 16x20 20x20 20x25 25x25 25x25 II SPACE REQUIRED FOR SERVICE Permanent 12x20 16x20 20x20 20x20 20x25 REAR VIEW *Factory refrigerant charge 1'1050/950/850(3-speed on 50MH048) $Dimension "C"includes 1-114-in.built-in base support channels ., **Recommended field-supplied filters are 1 in thick. Certified dimension drawings available on request . . ® 1272 2