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Stulz Mini-Space DX CCU151A User Manual

Stulz Mini-Space DX CCU151A
74 pages
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IT Cooling Solutions
Index G20
Issue 1.2017
Mini-Space DX
Precision Air Conditioning Units
380-415/3/50
Original instructions
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Stulz Mini-Space DX CCU151A Specifications

General IconGeneral
BrandStulz
ModelMini-Space DX CCU151A
CategoryAir Conditioner
LanguageEnglish

Summary

Safety Information

1.1 Marking and Symbols

Explains danger, attention, information, and ESD warning symbols.

1.2 Safety Instructions

General safety, Kyoto protocol, refrigerant handling, and material compatibility guidelines.

1.3 Handling Refrigerants

Regulations and guidelines for safe handling of refrigerants.

1.4 Safety and Environmental Requirements

Requirements for refrigerating plants, installation, operation, and modifications.

Residual Risks

Technical Data

5.1 Application Limits

Defines the admissible operating parameters for temperature, humidity, and voltage.

5.2 Technical Data Table

Presents detailed performance specifications for various unit models.

Installation Guide

6.1 Unit Positioning

Guidance on selecting the installation site and required clearances.

6.2 Unit Access and Piping Connections

Instructions for opening the unit and initiating piping connections.

6.3.1.3 Filling the Refrigerant Circuit

Procedure for safely filling the unit's refrigerant circuit.

6.4 Electrical Connection

Guidelines for safe electrical connection, including phase rotation.

Commissioning Procedures

Initial Commissioning Steps

Checks and procedures required before initial unit startup.

Operation Adjustments and Checks

Post-startup adjustments, bubble check, and oil level verification.

Maintenance Guide

8.1 Maintenance Safety Instructions

Essential safety precautions for performing maintenance work.

8.3 Refrigerant Circuit Maintenance

Checks for refrigerant quantity, purity, sight glass, and pressure switches.

Compressor and Expansion Valve Maintenance

Specific checks for the compressor and expansion valve.

8.4 Air Circuit Maintenance

Maintenance procedures for heat exchanger, fan, and air filter.

8.5 Water Circuit Maintenance

Checks for water circuit tightness and condenser condition.

Malfunction Troubleshooting

Alarm Messages and Causes

Lists common alarms, their causes, and troubleshooting steps.

12.1 Steam Humidifier

12.1.1 Description and Technical Data

Describes the steam humidifier, its data, wiring, and configuration.

12.1.3 Operation and Commissioning

Covers unit operation, display functions, and commissioning steps.

12.1.4 Fault Elimination

Guides on identifying and resolving humidifier malfunctions and errors.

12.2 Reheat Options

12.4 Raised Floor Stand

12.5 Electrical Options

Three Phase Control and Monitoring

Details phase monitoring, voltage limits, and automatic restart features.

12.6 Refrigerant Circuit Options

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