Carrier AQUAZONE 50VQL080-300- Manuals

7 Factory-installed options Cupronickel heat exchangers are available for higher corrosion protection for applications such as open tower,geothermal, etc. Consult the water quality guidelines forproper application and selection of this option. Sound attenuation package (mute package) is avail- able ...

8 Field-installed accessories Carrier’s line of Aquazone™ thermostats are both attractive and multi-functional, accommodating stand-alone water source heat pump installations.Programmable 7-day thermostat offers 2-stage heat, 2-stage cool, auto changeover, 7-day programmable withcopy command, 4 sett...

9 COOL HEAT AUTO R 5-DAY PROGRAMMABLE/ NON-PROGRAMMABLE AUTO Pm COOL HEAT Carrier ® AQUAZONE™ THERMOSTATS 7-DAY PROGRAMMABLE/ LIGHT-ACTIVATED PROGRAMMABLE 7-DAY PROGRAMMABLE FLUSH MOUNT LON WALL SENSORS SENSOR ONLY SENSOR WITH OVERRIDE SENSOR WITH SET POINT ADJUSTMENT, OVERRIDE AND DIGITAL LCD WSHP ...

10 50VQP084-150 UNITS UNIT 50VQP OVERALL CABINET (in.) DISCHARGE CONNECTIONS (in.) Duct Flange WATER CONNECTIONS (in.) ELECTRICAL KNOCKOUTS (in.) RETURN AIR CONNECTIONS (in.) (Using Return Air Opening) A Depth B Width C Height D Supply Width E Supply Depth F K 1-Water Inlet L 1-Water Outlet M3- Cond...

12 I Determine the actual cooling and heating loads at the desired dry bulb and wet bulbconditions. Assume cooling load at desired dry bulb 80 F andwet bulb 65 F conditions are as follows:Given:Total Cooling (TC) . . . . . . . . . . . . . . . 95,100 BtuhSensible Cooling (SC) . . . . . . . . . . . . ...

14 50VQP084 2800 CFM NOMINAL AIRFLOW LEGEND NOTES: 1. Interpolation is permissable, extrapolation is not.2. All entering air conditions are 80 F db (dry bulb) and 67 F wb (wet bulb) in cooling and 70 F db in heating. 3. All performance data is based upon the lower voltage of dual volt- age rated uni...

23 ANTIFREEZE CORRECTION TABLE LEGEND DRY COIL TO WET COIL CONVERSION TABLE LEGEND NOTES: 1. Sheave turns and RPM relationship is unchanged; use original blower performance table to find correct turns based upon newRPM. 2. Example: 50VQP084 dry coil performance is 0.92 bhp, 867 rpm at 2600 cfm (or 2...

36 ELECTRICAL DATA — STANDARD UNIT LEGEND NOTES: 1. HACR circuit breaker in U.S.A. only.2. All fuses Class RK-5.3. The 460-v units using an internal secondary pump will require a neutral wire from the supply side in order to feed the accessorywith 265-v. 50VQP UNIT SIZE VOLTAGE (V-Ph-Hz) MIN/MAX VOL...

37 ELECTRICAL DATA — DUAL POINT POWER UNIT LEGEND NOTES: 1. HACR circuit breaker in U.S.A. only.2. All fuses Class RK-5.3. The 460-v units using an internal secondary pump will require a neutral wire from the supply side in order to feed the accessory with 265-v. 50VQP UNIT SIZE VOLTAGE MIN/MAX VOLT...

38 Typical piping and wiring T Optional Discharge Supply Air Optional Discharge AccessPanel AccessPanel AccessPanel AccessPanel VibrationPad Control Box Supply Air Supply Water ReturnWater BalancingValve Valves Trap Condensate 24 V RemoteMtd. Stat PowerSupply DisconnectSwitch orPer Local Codes Conde...

39 Typical control wiring schematics AL — Alarm Relay BC — Blower Contactor CB — Circuit Breaker CC — Compressor Contactor CO — Sensor, Condensate Overflow DPP — Dual Point Power FP1 — Sensor, Water Coil Freeze Protection FP2 — Sensor, Air Coil Freeze Protection HP — High-Pressure Switch JW3 — Clipp...

43 NOTES: 1. Compressor and blower motor thermally protected internally.2. All wiring to the unit must comply with NEC and local codes.3. 208/230-v units are wired for 208-v operation. For 230-v opera- tion, switch RED wire to ORG wire. Transformer is energy limitingor may have circuit breaker. 4. F...

44 Typical control wiring schematics (cont) Y W O G R C AL1 AL2 A CR CMP1 FAN PWR HS1/EXH/RVS PREMIER LINK CR COMPLETE C CONTROL J4 J6 J5 J8 J1 PWR S P SA L W CMPSAFE T T T Y1 G R C AL1 CMP1 FAN PWR PREMIER LINK DELUXE D CONTROL J4 J8 J1 PWR CMPSAFE HS2 HS1 CMP2 Y2 W1 O/W2 J6 J5 S P T SAT L W T PREM...

45 WSHP OPEN CONTROL 01220 7-1 BT 4 8 5BT LE D 1 DB In s t a ll BT4 8 5 where device i s loc a ted a t the end of network s egment only. + 24v a c (If not in s t a lled, it m us t b e connected to DO-5) DEHUMIDIFY OUTPUT CONTACT (DO-6) (FACTORY OPTION) FAN S PEED (DO-7) (MED OR LOW) OA DAMPER (AO-2)...

46 Aquazone™ water source heat pump products are available in a flexible, efficient array of models, which can be used inall types of water loop, ground water, and ground looptype systems. Utilize Aquazone products to provide opti-mal energy efficient solutions and adapt to the most chal-lenging des...

47 Vertical ground loop — This system is used in vertical borehole applications. This design is well suited for retrofitapplications when space is limited or where landscaping isalready complete and minimum disruption of the site is de-sired. The vertical ground loop system contains a singleloop of ...

48 WATER QUALITY GUIDELINES LEGEND *Heat exchanger materials considered are copper, cupronickel, 304 SS (stainless steel), 316 SS, titanium. †Closed recirculating system is identified by a closed pressurized piping system. **Recirculating open wells should observe the open recirculating design consi...

49 Acoustical design Sound power levels represent the sound as it is producedby the source, the WSHP unit, with no regard to attenua-tion between the source and the space. Acoustical designgoals are necessary to provide criteria for occupied spaceswhere people can be comfortable and communicate effe...

50 space. Typically a 6 dB sound reduction can beaccomplished with the use of flex duct. 19. Locate the run-out duct balancing damper as far away from the outlet diffuser as possible. Locating thebalancing damper at the trunk duct exit is the bestlocation. 20. If return air is drawn through a ceilin...

51 WSHP Open sequence of operation The WSHP Open multi-protocol controller will control me-chanical cooling, heating and waterside economizer out-puts based on its own space temperature input and setpoints. An optional CO 2 IAQ (indoor air quality) sensor mounted in the space can maximize the occupa...

53 connected to a coil on the discharge side of the unit andsupplied by a boiler in order to maintain the desired heat-ing set point should the compressor capacity be insufficientor a compressor failure occurs. Unless a compressor faultcondition exists, the valve will only operate to supplementthe h...

54 the entering water loop temperature is suitable (at least5 F below space temperature). If the optional coil is pro-vided and the water loop conditions are suitable, then thevalve will open to provide cooling to the space when re-quired. Should the capacity be insufficient for a periodgreater than...

55 Commercial Vertical Water Source Heat Pump Units with Puron ® Refrigerant (R-410A) HVAC Guide Specifications Size Range: 84,000 to 300,000 Btuh Cooling Capacity Carrier Model Number: 50VQP Part 1 — General 1.01 SYSTEM DESCRIPTION A. Heat pump units are designed to operate with 60 to 95 F water te...

56 e. High voltage protection.f. Condensate overflow shutdown.g. Unit shutdown on low refrigerant pressures.h. Unit shutdown on high or low water temper- ature (selectable for antifreeze solutions). i. Option to reset unit at thermostat or discon- nect. Fault type shall be retained in memoryif reset...