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CLIMAVENETA Accurate AX User Manual

CLIMAVENETA Accurate AX
70 pages
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EN
INSTALLATION MANUAL - USER AND MAINTENANCE
Precision air-conditioners
ACCURATE
AX Direct Expansion
Air Cooled
AW Direct Expansion
Water Cooled
AD Dual Fluid
Air Cooled
AT Dual Fluid
Water Cooled
AF Free Cooling
Water Cooled
frame 1: 05-07-10
frame 2: 15-18
frame 3: 20-26-29
frame 4: 39-30-40-50
frame 5: 55-60-70
frame 6: 80-90
50/60Hz range

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CLIMAVENETA Accurate AX Specifications

General IconGeneral
BrandCLIMAVENETA
ModelAccurate AX
CategoryAir Conditioner
LanguageEnglish

Summary

Documents

Documents Enclosed with the Unit

Lists the documents provided with each air-conditioner unit.

Direct Expansion Unit Configuration

Models, Air Flow, Capacity, and Version

Details the configuration options for direct expansion units.

General Characteristics

Unit Description and Components

Provides an overview of the unit's description, structure, and key components.

Unit Types and Circuits

Refrigerant Circuit Overview

Explains the refrigerant circuit for AX and AW units.

Free Cooling Units (AF) Overview

Details the operation and features of AF series free cooling units.

Dual Fluid Units (AD/AT) Overview

Describes the operation and features of AD and AT dual fluid units.

Air Flows

OVER and UNDER Unit Airflow Configurations

Illustrates different air intake and outlet configurations for units.

Technical Data and Specifications

Rating Plate Information

Details the information found on the unit's rating plate.

Technical Data - AX Air-Cooled Units

Presents technical data for AX series air-cooled units.

Technical Data - AW Water-Cooled Units

Presents technical data for AW series water-cooled units.

Technical Data - AF Free Cooling Units

Presents technical data for AF series free cooling units.

Technical Data - AD Dual Fluid Units

Presents technical data for AD series dual fluid units.

Technical Data - AT Dual Fluid Units

Presents technical data for AT series dual fluid units.

Heating Functions

Hot Water Re-heating

Details performance data for hot water re-heating systems.

Hot Gas Reheating Coils

Presents performance data for hot gas reheating coils.

Installation and Handling

Accessing Main Components

Describes how to access the unit's main components via panels.

Transport and Handling Procedures

Provides guidelines for safely transporting and handling the unit.

Unit Dimensions and Weight

Lists the dimensions and weights of various unit models.

Positioning and Operating Space

Air-Conditioner Positioning Guidelines

Details requirements for correctly positioning the air-conditioner.

Required Operating Space

Specifies the necessary space for installation and maintenance.

Installation Options and Limits

Operating Limits

Defines the operational temperature and humidity ranges for units.

Optional Base Moulding for Over Units

Describes the optional base moulding for over unit configurations.

Air Distribution and Plenums

Under Unit Air Distribution Details

Explains air distribution requirements for under units.

Intake and Discharge Plenums

Describes optional plenums for air intake and discharge.

Unit Accessories

Motor-Driven Damper and Front Outlet Accessories

Details optional dampers and front outlet accessories.

Free Cooling Accessories

Soundproof Plenums and Free Cooling Plenums

Describes soundproof plenums and direct free cooling plenums.

Free Cooling Connection Kits

Direct Free Cooling Base and Connection Kit

Details the free cooling base and connection kit accessories.

Air Filtration and Fresh Air

Optional Air Filters

Information on optional air filters and their pressure drop.

Optional Fresh Air Kit

Details the optional fresh air kit for mixing air.

Water Connections

AX-AW Models (Sizes 05-18)

Water connection details for AX-AW models, sizes 05-18.

AX-AW-AD-AT-AF Models (Sizes 20-90)

Water connection details for larger models (sizes 20-90).

Water System Requirements

Water Quality and Characteristics

Specifies required water quality parameters for the system.

Condenser Connection and Glycol Use

Guidelines for connecting condensers and using glycol.

Incrustation Factor

Details the incrustation factor for heat exchangers.

Piping Pressure Drop Charts

Pressure Drops at Different Water Temperatures

Charts showing pressure drops for various water temperatures.

Air Condenser Installation

Suggested Installation Guidelines

Provides recommendations for installing air condensers.

Refrigerant Connections

Recommended Pipe Diameters (AX)

Specifies recommended pipe diameters for refrigerant lines.

Oil Separator

Oil Separator Selection and Installation

Guides on selecting and installing oil separators.

Unit Volumes and Refrigerant Charge

Refrigerant Charge Procedures

Details the procedure for charging refrigerant into units.

Electrical Connections and Specifications

Electrical Panel Access and Connections

Describes access to the electrical panel and cable connections.

Power Supply Requirements and Protection

Outlines power supply requirements and protection devices.

Power Cable Sizing and Electrical Specs

Minimum Power Cable Cross-Sections

Specifies minimum cross-sections for power cables.

Electrical Specifications - Total Unit Power

Provides electrical specifications for total unit power input.

Power Consumption of Components

Component Power Consumption Details

Details power consumption for compressors, fans, heaters, and humidifiers.

Outdoor Unit Electrical Connection

Connecting Outdoor Condensers/Dry Coolers

Explains electrical connection for outdoor condensers and dry coolers.

Commissioning and Testing

Commissioning Procedure Steps

Outlines the procedure for commissioning and testing the unit.

Operation and Control

Water-Cooled Unit Operation Guidelines

Provides guidelines for operating water-cooled units.

Thermostatic Valve Calibration

Describes the calibration process for thermostatic valves.

Instruments and Alarms

Unit Instruments, Sensors, and Alarms

Lists the instruments, sensors, and alarms installed on the unit.

Pressure Test Point Locations

Identifies the locations of pressure test points on the unit.

Calibrating Control and Safety Devices

Calibration Procedures Overview

Overview of calibration adjustments for control and safety devices.

Calibration Procedures

Valve, Air Flow, and Filter Sensor Calibration

Details calibration for pressure control valve, air flow, and filter sensors.

Component Operation and Calibration

Temperature/Humidity Probe Operation

Describes the operation and connection of the temp/humidity probe.

Servomotor and Water Valve Operation

Explains the operation of servomotors and water valves.

Actuator Operation and Maintenance

SSB81/SSB61 Actuator Details

Details description, function, operation, and maintenance of SSB81/SSB61 actuators.

SSC819/SSC619 Actuator Details

Details description, function, operation, and maintenance of SSC819/SSC619 actuators.

Siemens SQX Actuator Operation

SQX82/SQX62 Description and Calibration

Describes SQX82/SQX62 actuators, including calibration.

Valve Control and Indicators

SQX62 Operating State Indications

Explains the LED indications for SQX62 actuator operating states.

2-Way Valve Close-Off Values

Provides close-off values for 2-way valves.

Heating and Humidification Systems

Electric Heaters Overview

Details the electric heaters, their wiring, and power stages.

Humidifier System Components

Lists and illustrates the components of the humidifier system.

Humidifier Operation and Maintenance

Humidifier Operating Principle

Explains the operating principle of the immersed electrode humidifier.

Steam Cylinder Cleaning

Describes the procedure for cleaning the steam cylinder.

Fill and Drain Assemblies

Details the inspection and maintenance of fill/drain assemblies.

Humidifier Water Supply and Limits

Humidifier Power Supply and Limits

Specifies power supply and water limit values for humidifiers.

Humidifier and Condensate Drain

Describes the drain connection for humidifier and condensate.

Condensate Drain Pumps

Standard Condensate Drain Pump Details

Technical specifications and installation for standard condensate pumps.

High Temperature Condensate Pump Details

Technical specifications and installation for high-temp condensate pumps.

Double Power Supply

Automatic Switching Operation

Explains automatic switching between power supplies.

Maintenance

General Maintenance Procedures

Covers routine maintenance tasks for unit operation.

Dismantling Information

Provides information for correct unit dismantling and disposal.

Troubleshooting

Unit Start-up and Temperature Issues

Addresses faults related to unit startup and temperature control.

Troubleshooting - Environmental Conditions

Humidity and Air Flow Issues

Diagnoses problems related to ambient humidity and air flow.

Troubleshooting - Pressure and System Issues

Compressor and Pressure Faults

Troubleshoots issues with compressor pressure and safety thermostats.

Troubleshooting - Suction Pressure and System Issues

Compressor Suction Pressure Faults

Addresses faults related to compressor suction pressure and system parameters.

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