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Carrier AquaForce 30XQ0502 User Manual

Carrier AquaForce 30XQ0502
49 pages
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30XQ0330~1502 AIR COOLED HEAT PUMP CHILLERS
Refrigerant: HFC-134a
30XQ0330 to 1502
Installation, operation, maintenance
instructions

Table of Contents

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Carrier AquaForce 30XQ0502 Specifications

General IconGeneral
Model30XQ0502
CategoryChiller
Compressor TypeScroll
RefrigerantR-410A
Power Supply400V/50Hz/3Ph
Operating Range-10 to 46 °C

Summary

1 - Introduction

1.1 Installation Safety Considerations

Essential safety guidelines for unit installation personnel, emphasizing qualifications and procedures.

1.2 Equipment and Components Under Pressure

Details on safety aspects related to pressurized components within the unit, referencing specific sections.

1.3 Maintenance Safety Considerations

1.4 Repair Safety Considerations

Guidelines for safe repair procedures, emphasizing adherence to standards and immediate fault correction.

2 - Preliminary Checks

2.2 Moving and Siting the Unit

Instructions for safely moving and positioning the unit, including lifting points and clearance requirements.

4 - Physical and Electrical Data

4.4 Electrical Data

Electrical specifications, including power supply, current draw, and operating power for various 30XQ models.

4.6 Compressor Electrical Data

Electrical characteristics of the compressors, including nominal and maximum current, and power factor.

5 - Electrical Connection

5.1 Power Supply Requirements

Specifications for the required power supply voltage, frequency, and phase for the chillers.

5.2 Voltage Phase Imbalance

Guidance on acceptable voltage phase imbalance limits to prevent warranty invalidation.

5.3 Power Connection/Disconnect Switch

Information on power connection points and the function of disconnect switches for unit safety.

5.4 Recommended Wire Sections

Guidelines for selecting appropriate wire sizes based on current and installation methods.

5.5 Wire Section Selection Table

A table detailing minimum and maximum wire sections for electrical connections based on model.

7 - Water Connections

8 - Major System Components and Operation Data

8.1 Direct-Drive Twin-Screw Compressor

Overview of the twin-screw compressor, its capacity control, and features.

8.3 High-Pressure Safety Switch

Details on the high-pressure safety switches, their types, and reset procedures.

10 - Standard Maintenance

10.1 Level 1 Maintenance

Basic maintenance procedures that can be performed by the user, including visual checks and cleaning.

10.2 Level 2 Maintenance

Maintenance tasks requiring specific technical skills, including electrical and hydronic checks.

10.3 Level 3 Maintenance

Advanced maintenance operations performed by manufacturer or authorized agents, like component replacement.

10.4 Electrical Connection Tightening Torques

Torque values for tightening main electrical connections, ensuring secure and safe electrical contact.

10.6 Air Side Exchanger Cleaning

Procedures for cleaning air side heat exchanger coils to maintain performance and lifespan.

10.8 Compressor Maintenance

Maintenance procedures for the compressor, including oil separator and filter checks.

11 - Start-Up Check List

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