Carrier 50PCH specifications Alarm

Page 48

APPENDIX A — WSHP SCREEN OPEN CONFIGURATION (cont)

SCREEN NAME

POINT NAME

 

PASSWORD

EDITABLE

RANGE

DEFAULT

NOTES

 

LEVEL

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Defines the hysteresis applied above

 

 

SPT Occupied Alarm

 

 

X

2 - 20 ° F

5 ° F

the cooling and below the heating set

 

 

Hysteresis

 

 

points before an alarm condition will

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

occur

 

 

 

 

 

 

 

 

Used to calculate the delay time before

 

 

SPT Alarm Delay

 

 

X

0 - 30 min per degree

10 min

an alarm is generated after the alarm

 

 

 

 

 

 

 

 

condition occurs

 

 

SPT Unoccupied Low

 

 

X

35 - 90 ° F

45 ° F

Defines the fixed unoccupied

 

 

Alarm Temperature

 

 

ow SPT alarm limit

 

 

 

 

 

 

 

 

 

SPT Unoccupied High

 

 

X

45 - 100 ° F

95 ° F

Defines the fixed unoccupied

 

 

Alarm Temperature

 

 

high SPT alarm limit

 

 

 

 

 

 

 

 

 

SAT Low SAT

 

 

X

15 - 90 ° F

45 ° F

Defines the fixed minimum

 

 

Alarm Limit

 

 

SAT alarm limit

 

 

 

 

 

 

 

 

 

SAT High SAT

 

 

X

90 - 175 ° F

120 ° F

Defines the fixed maximum

 

 

Alarm Limit

 

 

SAT alarm limit

 

 

 

 

 

 

 

 

 

Condensate Overflow

 

 

 

 

 

Defines the delay time before an alarm

 

 

 

 

X

5 - 600 sec

10 sec

is generated after the alarm condition

 

 

Alarm Delay

 

 

 

 

 

 

 

 

 

occurs

 

 

 

 

 

 

 

 

 

 

Space Humidity Occupied

 

 

X

45% - 100%

100%

Defines the fixed occupied

 

 

High Alarm Limit

 

 

high space RH alarm limit

 

 

 

 

 

 

 

 

 

Space Humidity Alarm

 

 

 

 

 

Used to calculate the delay time before

Configuration

 

 

X

0 - 30 min per % RH

5 min

an alarm is generated after the alarm

Delay

 

 

 

 

 

 

 

 

 

condition occurs

 

 

 

 

 

 

 

 

 

Space Humidity Unoccu-

 

Admin Password

X

45% - 100%

100%

Defines the fixed unnoccupied

 

 

pied High Alarm Limit

 

level access only

high space RH alarm limit

 

 

 

 

 

 

 

Alarm

IAQ/Ventilation Occupied

 

 

X

0 - 9999 ppm

1100 ppm

Defines the fixed occupied high

Configuration

High Alarm Limit

 

 

space IAQ/Ventilation alarm limit

 

 

 

 

 

 

 

IAQ/Ventilation

 

 

 

 

 

Used to calculate the delay time before

 

 

 

 

X

0.1 - 1.0 min per ppm

0.25 min

an alarm is generated after the alarm

 

 

Alarm Delay

 

 

 

 

 

 

 

 

 

condition occurs

 

 

 

 

 

 

 

 

 

 

Rnet Sensor SPT Alarm

 

 

X

Ignore/Display

Ignore

Determines if the SPT alarm is

 

 

 

 

displayed on the local Rnet sensor

 

 

 

 

 

 

 

 

 

 

Rnet Sensor SAT Alarm

 

 

X

Ignore/Display

Ignore

Determines if the SAT alarm is

 

 

 

 

displayed on the local Rnet sensor

 

 

 

 

 

 

 

 

 

 

Rnet Sensor Compressor

 

 

 

 

 

Determines if the Compressor Lockout

 

 

 

 

X

Ignore/Display

Display

alarm is displayed on the local Rnet

 

 

Lockout Alarm

 

 

 

 

 

 

 

 

 

sensor

 

 

 

 

 

 

 

 

 

 

Rnet Sensor Condenser

 

 

 

 

 

Determines if the Condenser Water

 

 

 

 

X

Ignore/Display

Display

Temperature alarm is displayed on the

 

 

Water Temperature Alarm

 

 

 

 

 

 

 

 

 

local Rnet sensor

 

 

 

 

 

 

 

 

 

 

Rnet Sensor Condensate

 

 

 

 

 

Determines if the Condensate

 

 

 

 

X

Ignore/Display

Display

Overflow alarm is displayed on the

 

 

Overflow Alarm

 

 

 

 

 

 

 

 

 

local Rnet sensor

 

 

 

 

 

 

 

 

 

 

Rnet Sensor Dirty

 

 

X

Ignore/Display

Display

Determines if the Dirty Filter alarm is

 

 

Filter Alarm

 

 

displayed on the local Rnet sensor

 

 

 

 

 

 

 

 

 

Rnet Sensor Space

 

 

 

 

 

Determines if the High Space

 

 

 

 

X

Ignore/Display

Ignore

RH alarm is displayed on the

 

 

High Humidity Alarm

 

 

 

 

 

 

 

 

 

local Rnet sensor

 

 

 

 

 

 

 

 

Configuration

Loop Control Network

 

 

 

 

 

See TPI

Number

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Loop Control Network

 

 

 

 

 

See TPI

 

Address

 

 

 

 

 

 

 

 

 

 

 

 

 

Linkage

Number of Linked Heat

 

 

 

 

 

See TPI

Pumps

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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

 

 

 

 

 

48

Image 48
Contents Contents Safety ConsiderationsInstallation GeneralPhysical Data 50PCH,PCV Units A50-8695 SizeIPT A50-7842ef Electric HeatA50-8696 Side Discharge Back DischargeInstall Condensate Drain Mount the UnitA50-8489 A50-6260efA50-6261tf A50-6262efMetal Hose Minimum Bend Radii Copper FPT/PVCWire Field Power Supply FittingA50-8490 Sensor, Low Temperature Protection Air Coil A50-8491RVS Reversing Valve SolenoidA50-8492 HpwsA50-8493 LONNational Electrical Code Optional Wiring Temperature Switch A50-8440A50 86978698 Units with Deluxe D and Wshp Open Multiple Protocol ControlsWshp Open Control 50PCH,PCV Unit Electrical Data A50-8162Wire Field Controls A50-8441A50-8442 Rnet Wiring Specifications Rnet WiringField-Supplied Sensors for Wshp Open Controller SPT SensorsPRE-START-UP 50PCH,PCV Blower Performance Standard Unit 50PCH,PCV Blower Performance High-Static 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 1 Relay Options DIP Switch Block S2 Accessory 2 Relay OptionsSTART-UP Operating LimitsUnit Start-Up Cooling Mode Water Temperature Change Through Heat ExchangerOperating Limits 50PCH,PCV Units Cooling Heating Water Flow Rate GPM50PC006 Typical Unit Operating Pressures and Temperatures 50PC009 Typical Unit Operating Pressures and Temperatures50PC012 Typical Unit Operating Pressures and Temperatures Entering Cooling Heating Water50PC015 Typical Unit Operating Pressures and Temperatures 50PC018 Typical Unit Operating Pressures and Temperatures50PC024 Typical Unit Operating Pressures and Temperatures Temp GPM/ton Pressure Heat50PC030 Typical Unit Operating Pressures and Temperatures 50PC036 Typical Unit Operating Pressures and Temperatures50PC042 Typical Unit Operating Pressures and Temperatures Water Air TempUnit Start-Up Heating Mode 50PC048 Typical Unit Operating Pressures and Temperatures50PC060 Typical Unit Operating Pressures and Temperatures Unit Start-Up with Wshp Open ControlsA50-8444 BACview6 Display InterfaceCoaxial Water Pressure Drop Pressure DROP, psi kPaGpm 30 F 50 F 70 F 90 F 10 C 21 C 32 C 006 009 Operation Units with Aquazone Complete C ControlUnits 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 Complete C Control LED Code Fault Descriptions LED Status Description of Operation Alarm RelayLED 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 Troubleshooting Air temperature out of rangeCooling mode FP1125 F or Reduced or no airflow in heatReduced or no water flow Reduced airflow in coolingAppendix a Wshp Open Screen Configuration Alarm StatusStatus SensorAppendix a Wshp Open Screen Configuration MaintenanceSystem 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 50PCH,PCV START-UP Checklist II. START-UPHeating Cycle Analysis Cooling 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.