Table of Contents
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I N S TA L L AT I O N , O P E R AT I O N A N D
M A I N T E N A N C E
I N S T R U C T I O N S
Air-Cooled Liquid Chillers
Reversible heat pumps
30RB/30RQ 040R-160R
Rated cooling capacity 40-160 kW
R-32
* The availability of sizes and options depends on the country. Please contact your local commercial dealer for more information.
Translation of the original document
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Table of Contents
Related Manuals for Carrier Aquasnap 30RQ 080R
Summarization of Contents
Introduction and Safety Instructions
Receipt of Goods
Details on checking received equipment and comparing it with the order.
Handling and Positioning
Handling
Procedures for safely lifting and moving the unit, emphasizing proper equipment and sling attachment.
Positioning
Guidelines for outdoor installation, ensuring adequate space, level surface, and protection from elements.
Dimensions, Clearances, Minimum Installation Distances
30RB/30RQ 040R-080R, units with and without hydraulic module
Specifies installation clearances and dimensions for specific unit models.
Physical and Electrical Data for the Units
Physical properties: 30RB/30RQ 40R-160R
Presents physical characteristics like sound levels, dimensions, and weight for various unit models.
Electrical data notes: 30RB/30RQ 040R-160R
Provides detailed electrical specifications, including voltage, current, and power for different unit models.
Short-circuit withstand capability
Details the unit's ability to withstand short-circuit currents, including protection recommendations.
Electrical Connection
Power supply
Specifies requirements for the unit's power supply, including voltage and phase imbalance.
Voltage phase imbalance (%)
Explains how to measure and acceptable limits for voltage phase imbalance.
Power connection/disconnect switch
Describes the main power connection point and earth connection requirements.
Recommended cable sections
Provides guidelines for selecting appropriate cable sizes based on unit capacity and installation conditions.
Application Data
Operating range
Defines the operational limits for air and water temperatures for different unit configurations.
Minimum heat transfer fluid flow rate (units without factory-fitted hydraulic module)
Specifies the minimum required fluid flow rate to ensure efficient heat exchange and prevent fouling.
Minimum system water volume
Provides guidance on the required system water volume, especially for units with hydraulic modules.
Water Connections
Operating precautions and recommendations
Outlines essential checks and recommendations for connecting the unit to the water distribution system.
Water connections
Details the schematic diagrams and components for hydraulic circuits, with and without modules.
Units without hydraulic module
Explains general information and procedures for units not equipped with a hydraulic module.
Nominal System Water Flow Rate Control
Available static pressure for the installation
Presents charts showing available static pressure for various flow rates and unit sizes.
System Start-Up
Checks before system start-up
Lists crucial installation and safety checks to perform before initiating system start-up.
Commissioning
Outlines the process for commissioning the unit, emphasizing supervisor involvement and testing.
Essential points to check
Highlights critical components like compressors, hydraulics, and refrigerant charge that need verification.
Main Components of the Unit and Operating Characteristics
Compressors
Describes the hermetically sealed scroll compressors and their associated safety and control features.
Lubricant
Details the oil charge for compressors and how to check oil levels, emphasizing approved lubricants.
Air heat exchanger
Information on the all-aluminium micro-channel coils (MCHE) used in the air heat exchanger.
Fans
Information on fan motor assemblies, their performance characteristics, and eco-design compliance.
Options
Tables of options
Lists available unit options, their descriptions, advantages, and applicable models.
Description
Provides detailed descriptions of various options, including hydraulic modules and master/slave configurations.
Brine option
Explains the brine option for low-temperature production and its associated frost protection requirements.
Unit operation with a free cooling drycooler
Details the operation principles, communication, and installation guidelines for free cooling drycooler integration.
Standard Maintenance
Level 1 maintenance
Routine checks that can be performed by the user, such as visual inspections and coil cleaning.
Level 2 maintenance
Maintenance requiring specific expertise, including electrical, hydraulic, and mechanical checks.
Level 3 maintenance
Advanced maintenance tasks requiring manufacturer-certified personnel, like major component replacement.
Tightening of the electrical connections
Provides torque values for tightening various electrical connections to ensure secure and reliable contact.
Tightening torques for the main fastenings
Specifies torque values for mechanical fastenings on major components like compressors and heat exchangers.
Air heat exchanger
Recommendations for inspecting and cleaning air heat exchanger coils to maintain efficiency and prevent corrosion.
Water type heat exchanger
Checks for water-side connections, insulation, and operation of heating elements and probes.
Frequency inverter
Safety precautions and procedures for working with variable frequency drives, emphasizing isolation and qualified personnel.
Refrigerant volume
Guidance on checking refrigerant charge correctness by monitoring subcooling in cooling mode.
Final Shutdown
Shutting down
Steps for safely shutting down the unit and disconnecting it from energy sources.
Recommendations for disassembly
Information and precautions for product disassembly, including handling dangerous substances.
Fluids to be recovered for treatment
Lists fluids like refrigerant and compressor oil that require proper recovery and treatment.
Materials to be recovered for recycling
Lists the materials used in the unit that should be sorted for recycling and disposal.
Waste Electrical and Electronic Equipment (WEEE)
Guidelines for the proper disassembly and disposal of the equipment as WEEE.
Unit Start-Up Checklist for Installers Prior to Contacting the Manufacturer
Preliminary information
Fields for recording job, location, contractor, distributor, and start-up personnel details.
Preliminary equipment check
Checklist items to verify the unit's physical installation, power supply, and wiring are correct.
Check air handling systems
Checklist items to confirm the operation of air handling units, valves, piping, and pumps.
Unit start-up
Steps for initial unit start-up, including pump connection, leak checks, and voltage imbalance verification.
Evaporator water loop check
Checks related to the evaporator water loop, including volume, corrosion inhibitor, frost protection, and filter status.
Checking the pressure drop across the evaporator (without hydraulic module) or ESP(1) (with hydraulic module)
Procedures for measuring and interpreting pressure drop to determine system flow rate.
Temperatures and pressures
Section for recording stable operating temperatures and pressures of various unit circuits.
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