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Carrier AquaSnap 30RB 372 User Manual

Carrier AquaSnap 30RB 372
64 pages
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Air-Cooled Liquid Chillers
Nominal cooling capacity 163-760 kW
50 Hz
Installation, operation and maintenance instructions
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Table of Contents

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Carrier AquaSnap 30RB 372 Specifications

General IconGeneral
Cooling Capacity372 kW
RefrigerantR-134a
Compressor TypeScroll
Power Supply400V / 3Ph / 50Hz
Number of Circuits2

Summary

Introduction and Safety Precautions

Check Equipment Upon Receipt

Verify unit integrity, completeness, and nameplate data against order.

Installation Safety Guidelines

Critical safety procedures during installation, including handling and protection devices.

Maintenance Safety Considerations

Safety protocols for personnel performing maintenance on electrical/refrigerant systems.

Repair Safety Considerations

Safety measures for repairs, including refrigerant handling and component replacement.

Moving and Siting the Unit

Unit Moving Procedures

Guidelines for safely moving the unit, including lifting and support removal.

Siting the Unit

Recommendations for selecting an appropriate installation location and site preparation.

Checks Before System Start-Up

Comprehensive checks required before system start-up for proper operation.

Physical Data - 30RB Series

30RB 162-262 “B” Standard Units Physical Data

Key physical specifications for standard 30RB 162-262 “B” units.

Electrical Data - 30RB Series

Standard & Option 280/302-802 Units Electrical Data

Electrical specifications for standard units and units with options.

Short-Circuit Stability Current

Information on short-circuit stability current for TN and IT systems.

Application Data

Unit Operating Range

Defines the operational limits for evaporator and condenser based on temperatures.

Electrical Connection

Power Supply Requirements

Specifications for the unit's power supply, including voltage and phase requirements.

Voltage Phase Imbalance

Calculation and acceptable limits for voltage phase imbalance.

Power Connection and Disconnect Switch

Details on power connection points and disconnect switch options.

Water Connections

Operating Precautions and Recommendations

Essential precautions for water circuit connections and fluid compatibility.

Frost Protection Measures

Methods and options for protecting the unit's water circuits from freezing.

Nominal System Water Flow Control

Water Flow Control Procedure

Step-by-step guide for adjusting and controlling system water flow rate.

Standard Maintenance Procedures

Level 1 Maintenance (User Checks)

Simple maintenance tasks performable by the unit user.

Level 2 Maintenance (Technical Checks)

Maintenance requiring specific technical skills, often by specialists.

Level 3 (or Higher) Maintenance

Advanced maintenance operations reserved for manufacturer-authorized personnel.

30RB Liquid Chillers Start-Up Checklist

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