Carrier 30HW018-040, 30HL050, 30HK040-060 Pri, Hgs, Sec, Hps, Lps, Nec, Tdr, Ops, Tran, Tsw

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24

 

 

 

LEGEND

 

 

A

Ð Alarm

GCS

Ð Ground Current Sensing

PRI

Ð Primary (Transformer)

C

Ð Contactor

GND

Ð Ground

S

Ð Suction

CB

Ð Circuit Breaker

HGS

Ð Hot Gas Solenoid

SEC

Ð Secondary (Transformer)

CH

Ð Crankcase Heater

HPS

Ð High-Pressure Switch

SW

Ð Switch

CM

Ð Control Module

LLSV Ð Liquid Line Solenoid Valve

T

Ð Thermistor

COM

Ð Common

LPS

Ð Low-Pressure Switch

TB

Ð Terminal Block

COMP Ð Compressor

NC

Ð Normally Closed

TC

Ð Temperature Control

CWFS Ð Chilled Water (Fluid) Flow Switch

NEC

Ð National Electrical Code (U.S.A.)

TDR

Ð Time Delay Relay

CWP

Ð Chilled Water (Fluid) Pump

NO

Ð Normally Open

THERM Ð Thermistor

D

Ð Discharge

OPS

Ð Oil Pressure Switch

TRAN

Ð Transformer

DLS

Ð Demand Limit Switch

PL

Ð Plug

TSW

Ð Transfer Switch

 

 

 

 

U

Ð Unloader

Fig. 19 Ð 30HK, HL Control Box

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Contents Installation, Start-Up Service Instructions ContentsSafety Considerations GeneralInstallation Rig and Place UnitPlace the Unit 30HW UnitsTOP View Left Side ViewUnit SAE30HL050,060 Condenserless TOP View Front View Right Side ViewRear View Left Side View 30HWB018-040 Fluid Cooled 30HWBLeft Side View Front View 30HWC,SWeight Distribution AT Each Mounting HOLE, 60 HZ Units Weight Distribution AT Each Mounting HOLE, 50 HZ UnitsLocation of Mounting Holes 30HWA,B 30HWC,SHWB HWC,SCompressor CoolerRefrigerant Ð kg Ð Physical Data 30HL, HWA Condenserless Units Ð English Ð Physical Data 30HL, HWA Condenserless Units Ð SICondenser Connections Factory-Installed Unit Wheels Typical Piping with Fluid-Cooled 30HWB Unit Shown Page Installed Coupling Fastening Grooved Pipe Ends Cooler DescriptionMinimum Cooler and Condenser Flow Rates Minimum Loop Volume Unit Size Cooler Condenser Minimum Cooler Loop VOLUME²Cooler Pressure Drop Ð 30HW Units Cooler Pressure Drop Ð 30HK, HL UnitsCondenser Pressure Drop Ð Page Ð Electrical Data Ð 30HK, HWB, HWC, HWS Fluid-Cooled Units Unit SizeICF LRA MTAÐ Electrical Data Ð 30HL and HWA Condenserless Units Field Accessory Wiring CWPDLS GCSCOM EquipGND TORPRI HGSSEC HPSPRE-START-UP Initial CheckElectric Shock Hazard NeutDeadband Setting Check Refrigerant ChargeTypical Deadband Requirements START-UP and Operation Operating LimitationsCheck Refrigerant Feed Components To ADD OILPressure Relief Valve Settings Compressor and Unit Protective DevicesCheck Unit Safeties Crankcase HeaterFactory Settings, High-Pressure Switch Fixed Factory Settings, Low-Pressure Switch FixedUnit Operation Capacity Control and Operating Sequence ÐFREEZE-UP Protection Transfer Switch Compressor Unit Control No Position Steps Capacity Control Steps Ð 30HK, HL Standard UnitsService Capacity Control Steps Ð 30HW Standard UnitsUnit Capacity Control Operating Steps CylindersThermistor REPLACEMENT, 30HK, HL Units ThermistorÐ Sensor Temperature F vs Resistance Temperature Resistance OhmsÐ Sensor Temperature C vs Resistance Servicing Cooler 30HK,HL only Tightening Cooler Head BoltsPlugs and Tubes Components for Part Number PluggingTroubleshooting Chilled Fluid PROOF-OF-FLOW Switches OpenHead Bolt Tightening Sequence Troubleshooting Symptoms Cause RemedyCompressor Service Training Call for Free CatalogSTART-UP Checklist for Chiller Systems Remove and use for job le Preliminary InformationPreliminary Equipment Check YES or no LOCATE, REPAIR, and Report ANY R-22 Leaks Voltage ImbalanceUnit Start-Up Fluid Entering CoolerFluid Leaving Cooler Units Rated MIN. Pressure Drop =Book 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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