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CIAT AQUACIAT 2 ILDC Series User Manual

CIAT AQUACIAT 2 ILDC Series
132 pages
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03 - 2008
N 05.30 F
aquaciat 2

Table of Contents

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CIAT AQUACIAT 2 ILDC Series Specifications

General IconGeneral
BrandCIAT
ModelAQUACIAT 2 ILDC Series
CategoryChiller
LanguageEnglish

Summary

Introduction

Safety instructions

Essential to follow manual for installation, startup, and adjustment to avoid accidents.

Location of the unit

Handling and positioning

Lifting procedures

Use designated handling holes, textile slings, and ensure proper balance.

Positioning

Vibration isolators

Evaporator limits

Operating range (in full load)

Cooling mode for LD/LDC/LDH

Shows operating limits for cooling mode based on outside and evaporator temperatures.

Cooling mode for ILD/ILDC/ILDH

Details operating limits for cooling mode for specific unit types.

Heating mode operation

Illustrates operating conditions for heating mode based on temperatures.

Antifreeze protection with glycol solution

Hydraulic connection

Electrical connections

Compliance and wiring

Outlines compliance with standards and the importance of wiring diagrams.

Power supply characteristics

Details voltage, phase, and frequency requirements for power supply.

Overvoltage protection

Emphasizes the need for protection against power surges and atmospheric causes.

Principal components of the refrigerant circuit

Safety regulation and equipment

Electronic regulation module

Introduces the microprocessor-based CONNECT regulation module.

Main functions

Lists key functions like regulation, diagnosis, and remote control.

Handling of safety devices

Regulator management

Procedure for acknowledging faults triggered by safety devices.

Low pressure control

Explains the function of the LP sensor for safety.

High pressure control

Details HP pressostat and sensor functions for safety and regulation.

Evaporator antifreeze protection

Describes sensors that protect the evaporator from freezing.

Adjustment of regulation and safety equipement

Regulating and safety devices

Lists regulating and safety devices with their electrical symbols.

Function

Describes the function of each regulating and safety device.

Commissioning

Pre-commissioning checks

Essential checks to perform before starting the unit for the first time.

Start up

Qualified personnel requirement

Emphasizes that only qualified engineers should start up the unit.

Startup procedures

Step-by-step guide for starting the unit, including checks and setpoints.

Shutdown procedures

Correct methods for shutting down the unit, excluding the master switch.

Checking the refrigerant fluid load

Procedures to ensure the correct refrigerant fluid load for optimal operation.

Essential points to be checked

Key checks during startup, such as compressor rotation and current.

Adjustment of the water flow

How to adjust water flow using the adjusting valve for desired nominal flow.

Cooling only - Technical specifications

Reversible unit - Heat pump technical specifications

Electrical specifications

Maintenance

General maintenance tasks

Procedures for cleaning, coil checks, and regular inspections.

Safety instructions during maintenance

Critical safety precautions for personnel performing maintenance.

Refrigerants - general

Monthly inspections

Annual inspections

Analysis of operating anomalies

Preliminary recommendations

General advice and common causes for unit anomalies.

Probable causes and instructions

Detailed table of anomalies, their likely causes, and corrective instructions.

Customer connection of remote-controlled functions

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