Carrier AQUASNAP 30RA B Series 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 AQUASNAP 30RA B Series Specifications

General

Brand	Carrier
Model	AQUASNAP 30RA B Series
Category	Chiller
Language	English

Summary

1-INTRODUCTION

1.1 Installation Safety Considerations

Machine placement and access must ensure public and unauthorized personnel safety.

1.3 Maintenance Safety Considerations

Requirements for qualified personnel, protective gear, and safe procedures for maintenance tasks.

1.4 Repair Safety Considerations

Procedures for handling refrigerant leaks, repairs, and ensuring safety devices are functional post-repair.

4-PHYSICAL DATA

5-ELECTRICAL DATA

6-APPLICATION DATA

6.1 Unit operating range

Defines the acceptable temperature limits for evaporator and condenser operation.

6.2 Evaporator water flow rates

6.6 Unit operating range at full and part load

6.7 Pressure drop in the plate heat exchangers

10-NOMINAL SYSTEM WATER FLOW CONTROL

10.1 Water flow control procedure

Step-by-step guide to adjust system water flow using control valves and monitor pressure drop.

11-START-UP

11.1 Preliminary checks

Essential pre-start checks including circulation pumps, refrigerant, and electrical connections.

11.2 Actual start-up

Commissioning process, operating tests, and set-point adjustments by qualified personnel.

12-MAINTENANCE

12.1 General maintenance of the refrigerant circuit

12.2 Refrigerant charge

How to check refrigerant charge, apparent subcooling, and identify leaks.

12.2.2 Principles

12.4 Condenser coil

13-AQUASNAP MAINTENANCE PROGRAM

13.1 Maintenance schedule

13.2 Description of the maintenance operations

Detailed tasks for Service A (full-load test) and Service B (refrigerant, electrical, mechanical checks).

Service C

Further maintenance checks for refrigerant, electrical, mechanical, and water circuits.

14-START-UP CHECKLIST FOR 30RA LIQUID CHILLERS (USE FOR JOB FILE)