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Carrier Aquasnap 30RQ User Manual

Carrier Aquasnap 30RQ
104 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.
30RB/30RBP 170R-950R
Nominal cooling capacity 170-940 kW
30RQ/30RQP 165R-1040R
Heating capacity 180-1075 kW
Cooling capacity 160-1000 kW
R-32
Air-Cooled Liquid Chillers
Reversible heat pumps

Table of Contents

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Carrier Aquasnap 30RQ Specifications

General IconGeneral
RefrigerantR-410A
Compressor TypeScroll
TypeAir-Cooled Chiller
Sound Pressure Level72 - 78 dBA
Power Supply380-415V/3Ph/50Hz
Sound Level72 - 78 dBA
DimensionsVaries by model (Consult product brochure)

Summary

1 - INTRODUCTION AND SAFETY INSTRUCTIONS

2.1 - Checking the equipment received

Instructions for verifying unit and accessory condition, checking for missing parts, and comparing nameplate data.

3 - HANDLING AND POSITIONING

3.1 - Handling

Safe procedures for moving the unit using lifting equipment, emphasizing designated points and precautions.

3.2 - Positioning

Guidelines for correctly positioning the unit, ensuring stability, levelness, access, and protection from environmental factors.

4 - DIMENSIONS, CLEARANCES, MINIMUM INSTALLATION DISTANCES

4.1 - 30RB/30RBP and 30RQ/30RQP dimensions without buffer tank module (option 307)

Provides detailed dimensions and lengths for units without the buffer tank module, essential for installation planning.

4.3 - Free spaces

Specifies required clearances around the unit for safe maintenance access and optimal airflow, crucial for operation.

5 - PHYSICAL AND ELECTRICAL DATA FOR THE UNITS

5.1 - Physical data 30RB 170R-380R

Presents physical specifications for 30RB 170R-380R models, including sound levels, dimensions, and weight.

5.7 - Electrical data 30RB 170R-950R

Details electrical data for 30RB 170R-950R units, covering power supply, current draw, and start-up current.

5.11 - Short circuit withstand current

Specifies the short-circuit withstand current ratings for the units, including associated protection.

6 - ELECTRICAL CONNECTION

6.1 - Power supply

Defines the requirements for the unit's power supply, voltage range, and references for connection details.

6.6 - Field-installed control wiring

Provides crucial safety precautions for connecting control wiring and lists essential devices for field installation.

7 - APPLICATION DATA

7.1 - Operating range

Specifies the operational limits for units, detailing temperature ranges for various conditions and unit configurations.

7.7 - Water type heat exchanger water flow rate

Lists minimum and maximum water flow rates for heat exchangers, crucial for system design and performance.

8 - WATER CONNECTIONS

8.1 - Operating precautions and recommendations

Essential guidelines for hydraulic circuit connection, water treatment, and system integrity checks.

8.2 - Hydraulic connections

Illustrates hydraulic circuit diagrams and lists key components for units, aiding in proper connection.

9 - NOMINAL SYSTEM WATER FLOW RATE CONTROL

9.3 - Units with hydraulic module and variable-speed pump – Pressure differential control

Explains flow rate control via pressure differential for variable-speed pump units, detailing setpoint adjustments.

9.6 - Available static system pressure

Presents graphs illustrating available static system pressure versus water flow rate for different pump configurations.

10 - SYSTEM START-UP

10.1 - Checks before system start-up

A comprehensive checklist for pre-start-up verification, ensuring all safety and installation requirements are met.

10.2 - Commissioning

Details the essential steps and precautions for unit commissioning, emphasizing safety and proper setup.

11 - MAIN COMPONENTS OF THE UNIT AND OPERATING CHARACTERISTICS

11.4 - Fans

Describes fan motor specifications, including efficiency, speed, insulation, and regulatory compliance.

11.12 - Variable frequency drive

Explains the role of VFDs in optimizing fan speed for energy efficiency and performance based on operating conditions.

11.16 - SmartVuTM control

Details the features and usability of the SmartVuTM control interface, including its screen, menus, and security.

12 - OPTIONS

12.1 - Tables of options

Provides a detailed overview of available unit options, their descriptions, advantages, and applicability.

12.2.3 - Partial heat recovery (Option 49)

Explains the partial heat recovery option for producing hot water using desuperheating compressor discharge gases.

12.2.4 - Total heat recovery (option 50)

Describes the total heat recovery option for reducing energy consumption by producing hot water.

13 - STANDARD MAINTENANCE

13.2 - Level 2 maintenance

Outlines advanced maintenance tasks requiring specific expertise in electrical, hydraulic, and mechanical systems.

13.4 - Tightening the electrical connections

Provides a table of tightening torques for various electrical connections to ensure secure and safe operation.

14 - FINAL SHUT-DOWN

14.2 - Recommendations for disassembly

Guidance on safe disassembly, handling of hazardous substances, and component sorting for recycling or disposal.

14.5 - Waste Electrical and Electronic Equipment (WEEE)

Instructions for the proper end-of-life management of the unit, emphasizing professional disassembly and disposal.

15 - UNIT START-UP CHECKLIST FOR INSTALLERS PRIOR TO CONTACTING THE MANUFACTURER

Preliminary equipment check

Checklist for verifying the unit's condition, including shipping damage, levelness, and proper electrical connections.

Air handling systems check

Checklist to ensure the proper operation of air handling units, valves, and pumps before unit start-up.

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