Carrier 30HK040-060, 30HW018-040, 30HL050 specifications Com, Equip, Gnd, Tor

Page 23

 

LEGEND

NOTE: Factory wiring is in accordance with the National Electrical

A

Ð Alarm

Code (U.S.A.). Any ®eld modi®cations or additions must be in com-

pliance with all applicable codes. Field installed power wires must be

C

Ð Contactor, Compressor

rated 75° C minimum.

COM

Ð Common

 

EQUIP

Ð Equipment

 

GND

Ð Ground

 

NC

Ð Normally Closed

 

NO

Ð Normally Open

 

RÐ Relay

TB

Ð

Terminal Block

TOR

Ð

Torroid, Accessory Ground Fault

Interrupt

Field Wiring

Factory Wiring

23

Fig. 18 Ð Field Wiring Diagram; 30HW Units

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Image 23
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Contents Contents Installation, Start-Up Service InstructionsGeneral Safety Considerations30HW Units InstallationRig and Place Unit Place the UnitSAE TOP ViewLeft Side View UnitTOP View Front View Right Side View 30HL050,060 CondenserlessRear View Left Side View 30HWB 30HWB018-040 Fluid Cooled30HWC,S Left Side View Front View30HWA,B 30HWC,S Weight Distribution AT Each Mounting HOLE, 60 HZ UnitsWeight Distribution AT Each Mounting HOLE, 50 HZ Units Location of Mounting HolesCooler HWBHWC,S CompressorRefrigerant Ð kg Condenser Connections Ð Physical Data 30HL, HWA Condenserless Units Ð EnglishÐ Physical Data 30HL, HWA Condenserless Units Ð SI Factory-Installed Unit Wheels Typical Piping with Fluid-Cooled 30HWB Unit Shown Page Cooler Description Installed Coupling Fastening Grooved Pipe EndsCooler Pressure Drop Ð 30HK, HL Units Minimum Cooler and Condenser Flow Rates Minimum Loop VolumeUnit Size Cooler Condenser Minimum Cooler Loop VOLUME² Cooler Pressure Drop Ð 30HW UnitsCondenser Pressure Drop Ð Page LRA MTA Ð Electrical Data Ð 30HK, HWB, HWC, HWS Fluid-Cooled UnitsUnit Size ICFÐ Electrical Data Ð 30HL and HWA Condenserless Units GCS Field Accessory WiringCWP DLSTOR COMEquip GNDHPS PRIHGS SECNeut PRE-START-UPInitial Check Electric Shock HazardTypical Deadband Requirements Deadband SettingCheck Refrigerant Charge To ADD OIL START-UP and OperationOperating Limitations Check Refrigerant Feed ComponentsCrankcase Heater Pressure Relief Valve SettingsCompressor and Unit Protective Devices Check Unit SafetiesFactory Settings, Low-Pressure Switch Fixed Factory Settings, High-Pressure Switch FixedFREEZE-UP Protection Unit OperationCapacity Control and Operating Sequence Ð Capacity Control Steps Ð 30HK, HL Standard Units Transfer Switch Compressor Unit Control No Position StepsSteps Cylinders ServiceCapacity Control Steps Ð 30HW Standard Units Unit Capacity Control OperatingThermistor Thermistor REPLACEMENT, 30HK, HL UnitsTemperature Resistance Ohms Ð Sensor Temperature F vs ResistanceÐ Sensor Temperature C vs Resistance Components for Part Number Plugging Servicing Cooler 30HK,HL onlyTightening Cooler Head Bolts Plugs and TubesHead Bolt Tightening Sequence TroubleshootingChilled Fluid PROOF-OF-FLOW Switches Open Symptoms Cause Remedy TroubleshootingCompressor Call for Free Catalog Service TrainingPreliminary Equipment Check YES or no START-UP Checklist for Chiller SystemsRemove and use for job le Preliminary Information Voltage Imbalance LOCATE, REPAIR, and Report ANY R-22 LeaksUnits Rated MIN. Pressure Drop = Unit Start-UpFluid Entering Cooler Fluid Leaving CoolerBook Catalog No Form 30H-10SI Pg CL-4 11-98

30HK040-060, 060, 30HL050, 30HW018-040 specifications

The Carrier 30HW018-040, 30HL050, 060, and 30HK040-060 series represents a range of advanced rooftop units designed to meet the diverse heating and cooling needs of commercial buildings. Renowned for their efficiency and performance, these units incorporate cutting-edge technologies to improve operational effectiveness and reduce energy consumption.

One of the standout features of the Carrier 30HW series is its high-efficiency scroll compressors, which are engineered to provide exceptional cooling capacity while minimizing energy usage. These compressors operate quietly and ensure smooth performance across varying loads. Additionally, the units utilize advanced microprocessor controls that enhance system efficiency by enabling precise temperature regulation and optimizing energy consumption based on real-time weather conditions.

Another important aspect of the 30HL series is its ability to provide reliable heating and cooling capabilities even in extreme weather conditions. With robust heat exchangers and a range of variable-speed fans, these units can efficiently circulate air while maintaining optimal indoor comfort levels. Variable-speed technology not only enhances comfort but also improves energy savings, as the system can adjust its output based on occupancy and external temperature fluctuations.

The 30HK series, specifically designed for high-performance applications, features enhanced filtration systems which improve indoor air quality. These systems are capable of accommodating various filter types, ensuring that airborne contaminants are effectively captured. This makes the 30HK a suitable choice for environments where air quality is a priority, such as schools, hospitals, and commercial offices.

Moreover, all units in the 30HW, 30HL, and 30HK series are designed with ease of maintenance in mind. Removable panels and easy access points allow for quick servicing and reduces downtime. The compact design also ensures that installation is straightforward, making them a preferred choice for many contractors.

In summary, Carrier's 30HW018-040, 30HL050, 060, and 30HK040-060 series are integral solutions in the HVAC market, combining energy efficiency, advanced controls, and superior air quality features. These rooftop units are tailored for commercial applications, providing reliable heating and cooling solutions while prioritizing comfort and sustainability. Through continuous innovation, Carrier remains at the forefront of HVAC technology, ensuring that their products meet the evolving demands of the industry.
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