Carrier 50PCH specifications Schedule

Page 45

APPENDIX A — WSHP OPEN SCREEN CONFIGURATION (cont)

SCREEN NAME

POINT NAME

 

PASSWORD

EDITABLE

RANGE

DEFAULT

NOTES

 

LEVEL

 

 

 

 

 

 

 

 

 

 

Occupied Heating

 

 

X

40 - 90 ° F

72 ° F

Defines the Occupied

 

 

 

 

Heating Set Point

 

 

 

 

 

 

 

 

 

 

Occupied Cooling

 

 

X

55 - 99 ° F

76 ° F

Defines the Occupied

 

 

 

 

Cooling Set Point

 

 

 

 

 

 

 

 

 

 

Unoccupied Heating

 

 

X

40 - 90 ° F

55 ° F

Defines the Unoccupied

 

 

 

 

Heating Set Point

 

 

 

 

 

 

 

 

 

 

Unoccupied Cooling

 

 

X

55 - 99 ° F

90 ° F

Defines the Unoccupied

 

 

 

 

Cooling Set Point

 

 

 

 

 

 

 

 

 

 

Effective Heating

 

 

X

0 - 10 ° F

 

Takes into effect bias (maximum

 

 

Set Point

 

 

 

allowable set point deviation)

 

 

 

 

 

 

 

 

 

Effective Cooling

 

 

X

0 - 10 ° F

 

Takes into effect bias (maximum

 

 

Set Point

 

 

 

allowable set point deviation)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Uses historical data to calculate

 

 

Optimal Start

 

 

 

 

 

ramp up time so as to be at set point

Configuration

 

 

 

 

 

 

at occupied/unoccupied time

 

 

User/Admin

 

 

 

Defines the control set point used

 

 

 

 

 

 

 

 

Occupied RH

 

 

 

 

during occupied periods (Viewable

 

 

Password level

 

 

 

 

 

X

0 - 100%

65%

only if Humidity Sensor = Installed/

 

 

Set Point

 

access

 

 

 

Determines when to start

Set Points

 

 

 

 

 

 

 

 

 

 

 

 

Dehumidification when occupied)

 

 

 

 

 

 

 

 

Defines the control set point used

 

 

Unoccupied RH

 

 

 

 

 

during unoccupied periods

 

 

 

 

X

0 - 100%

90%

(Viewable only if Humidity Sensor =

 

 

Set Point

 

 

 

 

 

 

 

 

 

Installed/Determines when to start

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Dehumidification when unoccupied)

 

 

 

 

 

 

 

 

Defines the control set point used to

 

 

DCV CTRL Start

 

 

X

0 - 9999 ppm

500 ppm

start increasing ventilation during

 

 

Set Point

 

 

occupied periods (Viewable only if

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Ventilation DMP Type = DCV)

 

 

 

 

 

 

 

 

Defines the control set point

 

 

 

 

 

 

 

 

used to define where the ventilation

 

 

DCV Max CTRL

 

 

 

 

 

will reach its maximum limit during

 

 

 

 

X

0 - 9999 ppm

1050 ppm

occupied periods (Viewable only if

 

 

Set Point

 

 

 

 

 

 

 

 

 

Ventilation DMP Type = DCV/Used

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

to determine DCV ending control

 

 

 

 

 

 

 

 

point)

 

 

Start Time

 

 

X

00:00 - 23:59

06:00

Defines the start time for an

 

 

 

 

occupied period

 

 

 

 

 

 

 

 

 

 

End Time

 

 

X

00:00 - 24:00

18:00

Defines the ending time of an

 

 

 

 

occupied period

 

 

 

 

 

 

 

 

Configuration

Mon

 

 

X

No/Yes

Yes

Determines if this day is included

 

 

in this schedule

 

Tue

 

 

X

No/Yes

Yes

Determines if this day is included

 

 

User/Admin

in this schedule

Schedule

 

 

 

 

 

Determines if this day is included

Wed

 

Password level

X

No/Yes

Yes

 

in this schedule

 

 

 

 

access

 

 

 

 

Thur

 

X

No/Yes

Yes

Determines if this day is included

 

 

 

 

 

 

 

 

 

 

 

in this schedule

Weekly Schedule

Fri

 

 

X

No/Yes

Yes

Determines if this day is included

 

 

 

 

in this schedule

 

 

 

 

 

 

 

 

 

 

Sat

 

 

X

No/Yes

No

Determines if this day is included

 

 

 

 

in this schedule

 

 

 

 

 

 

 

 

 

 

Sun

 

 

X

No/Yes

No

Determines if this day is included

 

 

 

 

in this schedule

 

 

 

 

 

 

 

 

 

 

Start Month

 

 

X

0 - 12

0

Defines the start month of this

Configuration

 

 

hoilday schedule

 

 

 

 

 

 

Start Day

 

 

X

0 - 31

0

Defines the start day of this holiday

 

 

 

 

 

 

 

schedule

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Start Time

 

User/Admin

X

00:00 - 23:59

0:00

Determines the start time for this

Schedule

 

schedule

 

 

Password level

 

 

 

 

 

 

 

 

 

 

Defines the month to end this

 

End Month

 

access

X

0 - 12

0

 

 

hoilday schedule

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Exception

End Day

 

 

X

0 - 31

0

Defines the day to end this holiday

 

 

schedule

 

 

 

 

 

 

Schedules 1 - 12

 

 

 

 

 

 

 

End Time

 

 

X

00:00 - 24:00

0:00

Determines the time to end this

 

 

 

 

 

 

 

 

schedule

 

 

 

 

 

 

 

 

 

LEGEND

 

 

 

 

 

BAS — Building Automation System

 

 

 

 

 

DCV

Demand Controlled Ventilation

 

 

 

 

 

IAQ

Indoor Air Quality

 

 

 

 

 

OAT

Outdoor Air Temperature

 

 

 

 

 

RH

Relative Humidity

 

 

 

 

 

SAT — Supply Air Temperature

 

 

 

 

 

SPT

Space Temperature

 

 

 

 

 

TPI

Third Party Integration

 

 

 

 

 

45

Image 45
Contents Safety Considerations ContentsGeneral InstallationPhysical Data 50PCH,PCV Units A50-8695 SizeIPT Electric Heat A50-7842efA50-8696 Back Discharge Side DischargeMount the Unit Install Condensate DrainA50-8489 A50-6260efA50-6262ef A50-6261tfMetal Hose Minimum Bend Radii Copper FPT/PVCFitting Wire Field Power SupplyA50-8490 A50-8491 Sensor, Low Temperature Protection Air CoilRVS Reversing Valve SolenoidHpws 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 Rnet Wiring Rnet Wiring SpecificationsField-Supplied Sensors for Wshp Open Controller SPT SensorsPRE-START-UP 50PCH,PCV Blower Performance High-Static Unit 50PCH,PCV Blower Performance Standard UnitFAN Rated MIN PCV Speed Airflow CFMComplete C Control Jumper Settings Refer to Deluxe D Control Jumper Settings Refer to , 15,Field Selectable Inputs DIP Switch Block S2 Accessory 2 Relay Options DIP Switch Block S2 Accessory 1 Relay OptionsSTART-UP Operating LimitsWater Temperature Change Through Heat Exchanger Unit Start-Up Cooling ModeOperating Limits 50PCH,PCV Units Cooling Heating Water Flow Rate GPM50PC009 Typical Unit Operating Pressures and Temperatures 50PC006 Typical Unit Operating Pressures and Temperatures50PC012 Typical Unit Operating Pressures and Temperatures Entering Cooling Heating Water50PC018 Typical Unit Operating Pressures and Temperatures 50PC015 Typical Unit Operating Pressures and Temperatures50PC024 Typical Unit Operating Pressures and Temperatures Temp GPM/ton Pressure Heat50PC036 Typical Unit Operating Pressures and Temperatures 50PC030 Typical Unit Operating Pressures and Temperatures50PC042 Typical Unit Operating Pressures and Temperatures Water Air Temp50PC048 Typical Unit Operating Pressures and Temperatures Unit Start-Up Heating Mode50PC060 Typical Unit Operating Pressures and Temperatures Unit Start-Up with Wshp Open ControlsBACview6 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 Aquazone Complete C Control OperationUnits with Aquazone Deluxe D Control Units with Wshp Open Multiple ProtocolPage Auxiliary Modulating Hot Water/Steam Heating Reheat Complete C and Deluxe D Board System Test LED Status Description of Operation Alarm Relay Complete C Control LED Code Fault DescriptionsLED Fault Description Code Aquazone Deluxe D Control LED IndicaService Description Status LED Test LEDESD Refrigerant Charging A50-6286ef’ to 4’ Troubleshooting Air Coil Fan Motor RemovalA50-8163 Air temperature out of range TroubleshootingCooling mode FP1125 F or Reduced or no airflow in heatReduced airflow in cooling Reduced or no water flowAlarm Status Appendix a Wshp Open Screen ConfigurationStatus SensorMaintenance Appendix a Wshp Open Screen ConfigurationSystem Settings ConfigurationSchedule 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 ChecklistCooling Cycle Analysis Heating Cycle AnalysisA50-8445 A50-8446

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.