Sterling GP Series specifications PWC-50

Page 41

COOLANT SUPPLY TEMPERATURE

50

°F

COMPRESSOR POWER

8323

 

WATTS

CONDENSER INLET WATER

85

°F

EER

16.31

 

BTU/WATT

TEMPERATURE

 

 

 

 

 

 

 

COOLANT

WATER

 

CONDENSER WATER FLOW

33.93

 

GPM

COOLANT FLOW

27

GPM

SOUND POWER LEVEL

 

 

dBA

UNIT PRESSURE DROP

7

PSID

SOUND PRESSURE LEVEL @ 1

dBA

 

METER

 

 

 

 

 

 

 

 

 

OPERATING PARAMETERS

 

 

 

COOLANT SUPPLY TEMPERATURE

20-80

°F

COOLANT FLOW

30

 

GPM

CONDENSER INLET WATER

50-90

°F

MINIMUM LOAD

2.262

 

TONS

TEMPERATURE

 

 

 

 

 

 

 

 

 

SPECIFICATIONS

 

 

 

COMPRESSOR

SCROLL

 

EVAPORATOR FILTER

20 MESH

 

COOLANT PUMP

STAINLESS STEEL

COOLANT CIRCUIT

NON-FERROUS

 

CENTRIFUGAL

 

 

 

 

 

 

 

 

EVAPORATOR

BRAZED PLATE

 

CAPACITY CONTROL

HOT GAS BYPASS

CONDENSER

TUBE IN TUBE

 

REFRIGERANT

6 LBS R-410A

 

 

 

 

FRAME

GALVANIZED STEEL

 

 

 

PANELS

POWDER COATED STEEL

RESERVOIR

40 GALLON POLYETHYLENE

WEIGHT (OPERATING)

1090

 

LBS

POWER

460V/3PH/60HZ

 

WEIGHT (SHIPPING)

760

 

LBS

CONTROL CIRCUIT

120

VDC

ELECTRICAL ENCLOSURE

NEMA 12

 

COMPRESSOR FULL LOAD AMPS

20

AMPS

CONTROL

MICROPROCESSOR

G-PWC-50

PERFORMANCE (NOMINAL DESIGN CONDITIONS)

COOLING CAPACITY

16.76

TONS

ALTITUDE

 

 

SEA LEVEL

COOLANT SUPPLY TEMPERATURE

50

°F

COMPRESSOR POWER

12789

 

WATTS

CONDENSER INLET WATER

85

°F

EER

15.72

 

BTU/WATT

TEMPERATURE

 

 

 

 

 

 

 

COOLANT

WATER

 

CONDENSER WATER FLOW

50.28

 

GPM

COOLANT FLOW

40

GPM

SOUND POWER LEVEL

 

 

dBA

UNIT PRESSURE DROP

7

PSID

SOUND PRESSURE LEVEL @ 1

dBA

 

METER

 

 

 

 

 

 

 

 

 

OPERATING PARAMETERS

 

 

 

COOLANT SUPPLY TEMPERATURE

20-80

°F

COOLANT FLOW

45

 

GPM

CONDENSER INLET WATER

50-90

°F

MINIMUM LOAD

3.352

 

TONS

TEMPERATURE

 

 

 

 

 

 

 

 

 

SPECIFICATIONS

 

 

 

COMPRESSOR

SCROLL

 

EVAPORATOR FILTER

20 MESH

 

COOLANT PUMP

STAINLESS STEEL

COOLANT CIRCUIT

NON-FERROUS

 

CENTRIFUGAL

 

 

 

 

 

 

 

 

EVAPORATOR

BRAZED PLATE

 

CAPACITY CONTROL

HOT GAS BYPASS

CONDENSER

TUBE IN TUBE

 

REFRIGERANT

8 LBS R-410A

 

 

 

 

FRAME

GALVANIZED STEEL

 

 

 

PANELS

POWDER COATED STEEL

RESERVOIR

40 GALLON POLYETHYLENE

WEIGHT (OPERATING)

1290

 

LBS

POWER

460V/3PH/60HZ

 

WEIGHT (SHIPPING)

950

 

LBS

CONTROL CIRCUIT

120

VDC

ELECTRICAL ENCLOSURE

NEMA 12

 

COMPRESSOR FULL LOAD AMPS

30

AMPS

CONTROL

MICROPROCESSOR

GP Series Portable Chillers

Chapter 7: Appendix

41 of 44

Image 41
Contents GP Series Portable Chillers Shipping Information Table of Contents Maintenance Safety Symbols Used in this Manual SafetyHow to Use This Manual Responsibility Models Covered in This Manual Functional DescriptionGeneral Description Chilled Water CircuitElectrical Features Standard FeaturesMechanical Features Refrigeration Features Safety Devices and InterlocksController Features Other FeaturesFlow Switch Optional FeaturesHigh Pressure Cutout Remote Start/Stop InterlockMounting Features Optional Pump Amperages Voltage Construction Full Load Amps Electrical Connections InstallationUncrating Bypass Valve Considerations Process Water ConnectionsGalvanic Corrosion Considerations Water Treatment ConsiderationsAir-Cooled Chiller Condensers Condenser ConsiderationsWater-Cooled Chiller Condensers Checking Motor Direction Three-Phase CompressorsWater Pumps Condenser FanPart Number Description Water ReservoirEthylene Glycol and Propylene Glycol Curves Initial Start-Up Finishing Setup Setting Up PasswordsAutomatic Water Make-Up Option Page Page Microprocessor Controller Panel Buttons, Indicator Lights, and SwitchesOperation Main Status Screen Operator Setpoints Screen Status Screens Access Levels Page Controller Setpoints Menu Screen Optional Communications AlarmsGP Series Portable Chillers Operation Filter Cleaning MaintenanceLubrication Maintaining the CondenserEvaporator Process Piping Y-Strainer Preventative Maintenance ServiceMaintaining the Evaporator GP Series Portable Chillers Troubleshooting TroubleshootingGP Series Portable Chillers Troubleshooting Appendix Warranty ReturnsReturned Material Policy Credit ReturnsTechnical Assistance Service DepartmentParts Department Sales DepartmentAir-Cooled Portable Chillers SpecificationsPAC-40 PWC-20 Water-Cooled Portable ChillersPWC-50 Hertz Pump Curves Pump Curves, Flow, and Pressure ConsiderationsCalculating Chiller Nominal Flow and Pressure to Process Electrical Schematic