Carrier specifications 50PCH,PCV START-UP Checklist, Ii. Start-Up

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50PCH,PCV

START-UP CHECKLIST

CUSTOMER:___________________________

JOB NAME: _______________________________________

MODEL NO.:___________________________

SERIAL NO.:____________________

DATE:_________

I.PRE-START-UP

DOES THE UNIT VOLTAGE CORRESPOND WITH THE SUPPLY VOLTAGE AVAILABLE? (Y/N)

HAVE THE POWER AND CONTROL WIRING CONNECTIONS BEEN MADE AND TERMINALS TIGHT? (Y/N)

HAVE WATER CONNECTIONS BEEN MADE AND IS FLUID AVAILABLE AT HEAT EXCHANGER? (Y/N)

HAS PUMP BEEN TURNED ON AND ARE ISOLATION VALVES OPEN? (Y/N)

HAS CONDENSATE CONNECTION BEEN MADE AND IS A TRAP INSTALLED? (Y/N) IS AN AIR FILTER INSTALLED? (Y/N)

II.START-UP

IS FAN OPERATING WHEN COMPRESSOR OPERATES? (Y/N)

IF 3-PHASE SCROLL COMPRESSOR IS PRESENT, VERIFY PROPER ROTATION PER INSTRUCTIONS. (Y/N)

UNIT VOLTAGE — COOLING OPERATION

PHASE AB VOLTS

PHASE BC VOLTS

 

 

PHASE CA VOLTS

 

 

(if 3 phase)

 

 

 

(if 3 phase)

PHASE AB AMPS

 

PHASE BC AMPS

 

 

 

PHASE CA AMPS

CONTROL VOLTAGE

(if 3 phase)

 

 

 

(if 3 phase)

 

 

 

 

 

 

 

IS CONTROL VOLTAGE ABOVE 21.6 VOLTS? (Y/N)

 

.

 

 

IF NOT, CHECK FOR PROPER TRANSFORMER CONNECTION.

TEMPERATURES

FILL IN THE ANALYSIS CHART ATTACHED.

COAXIAL HEAT

COOLING CYCLE:

 

F

FLUID OUT

 

F

 

PSI

 

FLOW

EXCHANGER

FLUID IN

 

 

 

 

 

HEATING CYCLE:

 

F

FLUID OUT

 

F

 

PSI

 

FLOW

 

FLUID IN

 

 

 

 

AIR COIL

COOLING CYCLE:

 

F

AIR OUT

 

F

 

 

 

 

 

AIR IN

 

 

 

 

 

 

 

HEATING CYCLE:

 

F

AIR OUT

 

F

 

 

 

 

 

AIR IN

 

 

 

 

 

 

CL-1

Image 51
Contents Safety Considerations ContentsGeneral InstallationPhysical Data 50PCH,PCV Units A50-8695 SizeIPT Electric Heat A50-7842efA50-8696 Back Discharge Side DischargeA50-6260ef Install Condensate DrainMount the Unit A50-8489Copper FPT/PVC A50-6261tfA50-6262ef Metal Hose Minimum Bend RadiiFitting Wire Field Power SupplyA50-8490 Reversing Valve Solenoid Sensor, Low Temperature Protection Air CoilA50-8491 RVSHpws A50-8492LON A50-8493A50-8440 National Electrical Code Optional Wiring Temperature Switch8697 A50Units with Deluxe D and Wshp Open Multiple Protocol Controls 8698Wshp Open Control A50-8162 50PCH,PCV Unit Electrical DataWire Field Controls A50-8441A50-8442 SPT Sensors Rnet Wiring SpecificationsRnet Wiring Field-Supplied Sensors for Wshp Open ControllerPRE-START-UP PCV Speed Airflow CFM 50PCH,PCV Blower Performance Standard Unit50PCH,PCV Blower Performance High-Static Unit FAN Rated MINComplete C Control Jumper Settings Refer to Deluxe D Control Jumper Settings Refer to , 15,Field Selectable Inputs Operating Limits DIP Switch Block S2 Accessory 1 Relay OptionsDIP Switch Block S2 Accessory 2 Relay Options START-UPCooling Heating Water Flow Rate GPM Unit Start-Up Cooling ModeWater Temperature Change Through Heat Exchanger Operating Limits 50PCH,PCV UnitsEntering Cooling Heating Water 50PC006 Typical Unit Operating Pressures and Temperatures50PC009 Typical Unit Operating Pressures and Temperatures 50PC012 Typical Unit Operating Pressures and TemperaturesTemp GPM/ton Pressure Heat 50PC015 Typical Unit Operating Pressures and Temperatures50PC018 Typical Unit Operating Pressures and Temperatures 50PC024 Typical Unit Operating Pressures and TemperaturesWater Air Temp 50PC030 Typical Unit Operating Pressures and Temperatures50PC036 Typical Unit Operating Pressures and Temperatures 50PC042 Typical Unit Operating Pressures and TemperaturesUnit Start-Up with Wshp Open Controls Unit Start-Up Heating Mode50PC048 Typical Unit Operating Pressures and Temperatures 50PC060 Typical Unit Operating Pressures and TemperaturesBACview6 Display Interface A50-8444Coaxial Water Pressure Drop Pressure DROP, psi kPaGpm 30 F 50 F 70 F 90 F 10 C 21 C 32 C 006 009 Units with Wshp Open Multiple Protocol OperationUnits with Aquazone Complete C Control Units with Aquazone Deluxe D ControlPage Auxiliary Modulating Hot Water/Steam Heating Reheat Complete C and Deluxe D Board System Test Aquazone Deluxe D Control LED Indica Complete C Control LED Code Fault DescriptionsLED Status Description of Operation Alarm Relay LED Fault Description CodeService Description Status LED Test LEDESD Refrigerant Charging A50-6286ef’ to 4’ Troubleshooting Air Coil Fan Motor RemovalA50-8163 Reduced or no airflow in heat TroubleshootingAir temperature out of range Cooling mode FP1125 F orReduced airflow in cooling Reduced or no water flowSensor Appendix a Wshp Open Screen ConfigurationAlarm Status StatusConfiguration Appendix a Wshp Open Screen ConfigurationMaintenance System SettingsSchedule Appendix a Wshp Screen Open Configuration ServiceTest Configuration Service Point Name Password Editable Range Default LevelScreen Name Alarm Page Copyright 2011 Carrier Corporation II. START-UP 50PCH,PCV START-UP ChecklistA50-8446 Heating Cycle AnalysisCooling Cycle Analysis A50-8445

50PCH specifications

The Carrier 50PCH is a cutting-edge series of air-cooled chillers designed to deliver exceptional cooling performance in a wide range of commercial applications. Engineered with efficiency and reliability in mind, the 50PCH stands out for its innovative technologies and robust construction, making it a preferred choice for facility managers and HVAC professionals.

One of the main features of the Carrier 50PCH is its advanced scroll compressor technology. This system consists of high-efficiency scroll compressors that optimize energy consumption while maintaining consistent cooling output. The incorporation of variable speed technology enables the chillers to adapt to fluctuating load demands, resulting in significant energy savings and reduced operational costs.

The 50PCH chillers also boast a high energy efficiency ratio (EER) and coefficient of performance (COP), ensuring compliance with stringent energy regulations and standards. They are designed with eco-friendly refrigerants, which contribute to lower greenhouse gas emissions, making them an environmentally responsible choice for modern buildings.

In addition to its energy-efficient operation, the 50PCH series is equipped with advanced controls that allow for seamless integration into building management systems. The intuitive interface facilitates monitoring and adjustment of set points, ensuring optimal comfort conditions. Furthermore, the chillers come with extensive diagnostic capabilities, enabling proactive maintenance and reducing the risk of unexpected downtime.

The robust construction of the 50PCH series enhances durability and reliability. With an all-weather aluminum cabinet, these chillers are designed to withstand harsh environmental conditions, ensuring long-term performance. The units undergo rigorous testing to meet high industry standards for quality and reliability.

Another distinguishing characteristic of the Carrier 50PCH is its whisper-quiet operation. Engineered for low sound levels, these chillers minimize noise pollution in sensitive environments, such as hospitals, schools, or residential areas.

In summary, the Carrier 50PCH series combines exceptional performance, energy efficiency, and innovative technology in a robust and reliable package. It highlights the best in modern HVAC design, making it an ideal solution for a wide array of climate control needs in commercial and institutional settings. With its advanced features and commitment to sustainability, the 50PCH is undoubtedly a leader in the air-cooled chiller market.