Carrier 30RA120B User Manual

30RA 040-240 "B"
Air-Cooled Liquid Chillers with
Integrated Hydronic Module
Nominal cooling capacity 39-245 kW
50 Hz
Installation, operation and maintenance instructions
AQUASNAP
For the operation of the control please refer to
the Pro-Dialog
Control manual for the
30RA/RH - RY/RYH "B" series
Carrier is participating in the
Eurovent Certification Programme.
Products are as listed in the
Eurovent Directory of Certified
Products.

Carrier 30RA120B Specifications

General

Model	30RA120B
Category	Chiller
Type	Air-Cooled
Cooling Capacity	120 tons
Refrigerant	R-410A
Compressor Type	Scroll
Power Supply	460V/3Ph/60Hz
Sound Pressure Level	75 dBA

Summary

1 - INTRODUCTION

1.1 - Installation Safety Considerations

Safety guidelines for unit installation, placement, and handling.

1.2 - Equipment and Components Under Pressure

Information on pressurized components and safety requirements for their use.

1.3 - Maintenance Safety Considerations

Safety procedures and qualifications for performing maintenance tasks.

1.4 - Repair Safety Considerations

Safety protocols for unit repairs, including refrigerant handling.

2 - PRELIMINARY CHECKS

2.2 - Moving and Siting the Unit

6 - APPLICATION DATA

7 - ELECTRICAL CONNECTION

7.2 - Power Supply

Requirements for the unit's power supply, including voltage range and connections.

7.3 - Voltage Phase Imbalance (%)

Explains voltage phase imbalance and its acceptable limits for safe operation.

9 - WATER CONNECTIONS

9.3 - Frost Protection

Measures and precautions to prevent frost damage to the unit and its components.

10 - NOMINAL SYSTEM WATER FLOW CONTROL

10.1 - Water Flow Control Procedure

11 - START-UP

11.1 - Preliminary Checks

11.2 - Actual Start-up

Steps for commissioning and starting the unit, requiring qualified supervision.

12 - MAINTENANCE

12.2 - Refrigerant Charge

13 - AQUASNAP MAINTENANCE PROGRAM

13.1 - Maintenance Schedule

13.2 - Description of the Maintenance Operations

14 - START-UP CHECKLIST FOR 30RA LIQUID CHILLERS