Carrier AQUAZONE 50RHC User Manual

Copyright 2002 Carrier Corporation Form 50RHC,RVC-1PDSingle-Package Horizontally and Ver-tically Mounted Water Source Heat Pumps with Electronic Contr

10DimensionsAIRFLOW CONFIGURATIONCode Return DischargeSLeft RightELeft BackZRight LeftBRight Back50RHC018-060 UNITSNOTES:1. Condensate is 3/4-in. FPT

11AIRFLOW CONFIGURATIONCode Return DischargeLLeft TopRRight Top50RVC018-060 UNITSNOTES:1. Condensate is 3/4 in. (19.1 mm) FPT.2. Filter bracket extend

12I Determine the actual cooling and heatingloads at the desired dry bulb and wet bulbconditions.Assume cooling load at desired dry bulb 80 F andwet b

13VII ARI/ISO/ASHRAE 13256-1 ConversionPerformance standard ARI/ISO/ASHRAE 13256-1became effective on January 1, 2000 and replacedthe existing ARI Sta

1450RHC,RVC018 — 600 CFM NOMINAL AIRFLOW LEGEND*ARI 320 points (bold printing) are shown for comparison purposesonly. These are not certi

1550RHC,RVC024 — 800 CFM NOMINAL AIRFLOW LEGEND*ARI 320 points (bold printing) are shown for comparison purposesonly. These are not certi

1650RHC,RVC030 — 1000 CFM NOMINAL AIRFLOW LEGEND*ARI 320 points (bold printing) are shown for comparison purposesonly. These are not cert

1750RHC,RVC036 — 1200 CFM NOMINAL AIRFLOW LEGEND*ARI 320 points (bold printing) are shown for comparison purposesonly. These are not cert

1850RVC041 — 1325 CFM NOMINAL AIRFLOW LEGEND*ARI 320 points (bold printing) are shown for comparison purposesonly. These are not certifie

1950RHC,RVC042 — 1350 CFM NOMINAL AIRFLOW LEGEND*ARI 320 points (bold printing) are shown for comparison purposesonly. These are not cert

2in the industry, exceeding ASHRAE (American Society of Heating, Refrig-erant and Air Conditioning Engineers) 90.1 Energy Standards.High quality const

2050RHC,RVC048 — 1600 CFM NOMINAL AIRFLOW LEGEND*ARI 320 points (bold printing) are shown for comparison purposesonly. These are not cert

2150RHC,RVC060 — 2000 CFM NOMINAL AIRFLOW LEGEND*ARI 320 points (bold printing) are shown for comparison purposesonly. These are not cert

22AIRFLOW CORRECTION TABLELEGENDNOTE: 400 cfm is nominal airflow.ENTERING AIR CORRECTION TABLELEGEND*Sensible capacity equals total capacity.NOTES:1.

2350RHC,RVC BLOWER PERFORMANCENOTES:1. Gray areas denote ESP (external static pressure) where operation is notrecommended.2. Units factory shipped on

2450RHC,RVC ELECTRICAL DATALEGENDNOTES:1. HACR circuit breaker in U.S.A. only.2. All fuses Class RK-5.50RHC,RVCVOLTS-PHASE60 HzVOLTAGEMIN/MAXCOMPRESSO

25Typical piping and wiringThermostatWiringWater InWater OutBall Valve with optional integral P/T plug (typical for supply and return piping)Unit Powe

26Typical wiring schematicsAquazoneThermostatPMStg 1/Stg 2See Note 9*Optional wiring.AL —Alarm Relay ContactsBM —Blower MotorBMC —Blower Motor Capacit

27AquazoneThermostatPMAL —Alarm Relay ContactsBM —Blower MotorBMC —Blower Motor CapacitorCB —Circuit BreakerCC —Compressor ContactorCO —Sensor, Conden

28Typical control wiringYWOGRCAL1AL2ACRCMP1FANPWRHS1/EXH/RVSPREMIERLINKCRCOMPLETECCONTROLJ4J6J5J8J1PWRSPSALWCMPSAFETTTY1GRCAL1CMP1FANPWRPREMIERLINKDEL

29Aquazone™ water source heat pumps are available in aflexible, efficient array of models, which can be used in alltypes of water loop, ground water,

3 All components are carefully de-signed and selected for endurance, durability, and carefree day-to-dayoperation. The Aquazone™ unit is shipped t

302. Corrosion is caused by absorption of gases from theair coupled with water on exposed metal. Corrosionis also common in salt-water areas.3. Organi

314. Provide an acoustical pad underneath the WSHP unitin applications where the unit must be mountedabove noise sensitive areas such as private offic

32TYPICAL UNIT OPERATING PRSSURES AND TEMPERATURES*Cooling air and water numbers can vary greatly with changes in humidity.†Subcooling is based upon t

33Packaged Water Source Heat PumpsHVAC Guide SpecificationsSize Range:18,200 to 59,000 BtuhCooling Capacity22,000 to 68,000 BtuhHeating CapacityCarrie

344. The fan motor shall be isolated from the fanhousing by torsionally flexible isolation grom-mets. The fan and motor assembly must becapable of ove

35c. Units which may be reset only at the discon-nect switch only shall not be acceptable.4. The standard Complete C control electroniccontrol system

Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations.New

4Carrier PremierLink™ control-ler adds reliability, efficiency, and simplificationThe PremierLink direct digital control-ler can be ordered as a facto

5Factory-installed optionsCupronickel heat exchangers are available for highercorrosion protection for applications such as open tower,geothermal, etc

6Y strainers (bronze body) are “Y” type strainers with abrass cap. Maximum operating pressure rating of450 psi. Strainer screen made of stainless st

7PREMIERLINK™ COMMUNICATING CONTROL

8PHYSICAL DATA — AQUAZONE™ 50RHC,RVC018-060 UNITSLEGENDPSC — Permanent Split CapacitorNOTES:1. All units have grommet compressor mountings, and 1/2-in

9LEGENDNOTES:1. A water-to-air heat pump using water or brine circulating in a common pipingloop functioning as a heat source/heat sink.2. The tempera