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Carrier Aquasnap 30RB 050R User Manual

Carrier Aquasnap 30RB 050R
56 pages
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INSTALLATION, OPERATION AND
MAINTENANCE INSTRUCTIONS
Translation of the original document
* The availability of sizes and options depends on the country. Please contact your local commercial dealer for more information.
Air-Cooled Liquid Chillers
Reversible heat pumps
30RB/30RQ 040R-160R
Rated cooling capacity 40-160 kW
R-32

Table of Contents

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Carrier Aquasnap 30RB 050R Specifications

General IconGeneral
BrandCarrier
ModelAquasnap 30RB 050R
CategoryChiller
LanguageEnglish

Summary

Introduction, Operation, and Maintenance

3 - Handling and Positioning

3.1 Handling

Guidance on safely moving and lifting the unit using appropriate equipment.

3.2 Positioning

Instructions for outdoor installation, site requirements, and ensuring adequate space.

5 - Physical and Electrical Data for the Units

5.1 Physical properties: 30RB/30RQ 40R-160R

Table detailing physical properties like sound levels, dimensions, and weights for the units.

5.2 Electrical data notes: 30RB/30RQ 040R-160R

Notes and values for electrical data including voltage, current, and power.

5.3 Short-circuit withstand capability

Data on short-circuit current withstand capability for TN systems.

5.4 Electrical data notes for the hydraulic module

Electrical data for pumps and motors in the hydraulic module.

5.5 Electrical data notes for the compressors

Notes on compressor electrical data, including current and power factors.

6 - Electrical Connection

6.1 Power supply

Requirements for the unit's power supply, including voltage and phase imbalance.

6.4 Recommended cable sections

Guidelines for selecting appropriate cable sizes for power connections.

7 - Application Data

7.1 Operating range

Defines the operating limits for air and water temperatures for the units.

7.8 Pressure drop curves for the water exchanger and standard water inlet/outlet piping

Curves illustrating pressure drop versus water flow rate for heat exchangers.

8 - Water Connections

8.1 Operating precautions and recommendations

Precautions and recommendations for connecting hydraulic circuits and heat exchangers.

8.2 Water connections

Details on hydraulic module compatibility and schematic diagrams for water circuits.

8.4 Units with hydraulic module and fixed-speed pump (for brine application only)

Information, cleaning, and flow rate adjustment for fixed-speed pump hydraulic modules.

8.5 Units with hydraulic module and variable-speed pump - pressure differential control

Control based on maintaining a constant pressure differential.

8.6 Units with hydraulic module and variable-speed pump - temperature difference control

Control based on maintaining a specific temperature difference.

9 - Nominal System Water Flow Rate Control

9.1 Available static pressure for the installation

Charts showing available static pressure for high pressure pumps.

10 - System Start-Up

10.1 Checks before system start-up

Comprehensive checklist of installation and safety checks before unit start-up.

10.2 Commissioning

Steps for commissioning the unit, including safety device verification.

10.3 Essential points to check

Key checks for compressors, hydraulics, and refrigerant charge.

11 - Main Components of the Unit and Operating Characteristics

11.1 Compressors

Details on hermetically sealed scroll compressors and their features.

11.4 Fans

Details on fan motor assemblies, impeller material, and insulation.

11.11 SmartVuT™ control

Overview of the SmartVuT™ control interface and its features.

12 - Options

Option 313: Free Cooling Mode Drycooler Management

Controls drycooler for energy savings at low outdoor temperatures.

12.2.1 Hydraulic Module Without Variable Speed

Details on hydraulic module components like pump, filter, and relief valve for fixed-speed operation.

12.2.2 Hydraulic Module With Variable Speed

Details on hydraulic module with variable speed pump controlled by VFD.

12.2.3 Operation of Two Units in Master/Slave Assembly

Instructions for connecting and configuring two units for master/slave operation.

12.2.4 Units with Fans With Available Pressure (Option 12)

Information on units with fans providing available pressure, including discharge connections.

Selection Based on the Pressure Drop

Data for calculating fan performance based on pressure drop and speed.

12.2.5 Brine Option

Details on the brine option, including glycol concentration and frost protection.

13 - Standard Maintenance

13.1 Level 1 Maintenance

Basic maintenance tasks for users, including visual inspections and cleaning.

13.2 Level 2 Maintenance

Advanced maintenance requiring expertise in electrical, hydraulic, and mechanical systems.

13.3 Level 3 Maintenance

Specialized maintenance performed only by manufacturer-approved personnel.

13.4 Tightening of the Electrical Connections

Table of torque values for tightening electrical connections.

13.5 Tightening Torques for the Main Fastenings

Table of torque values for tightening main structural fastenings.

13.6 Air Heat Exchanger

Recommendations for inspecting and cleaning air heat exchanger coils.

15 - Unit Start-Up Checklist for Installers Prior to Contacting the Manufacturer

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