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Fujitsu AUXG18KVLA - User Manual

Fujitsu AUXG18KVLA
228 pages
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AIR CONDITIONER
Simultaneous multi
DESIGN & TECHNICAL MANUAL
INDOOR
AUXG18KVLA × 2
AUXG22KVLA × 2
AUXG24KVLA × 2
AUXG18KVLA × 3
ARXG18KLLAP × 2
ARXG18KLLAP × 3
ARXG22KMLA × 2
ARXG24KMLA × 2
OUTDOOR
AOYG36KRTA AOYG45KRTA
AOYG54KRTA
DR_SM003EF_03
2020.09.29

Table of Contents

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Fujitsu AUXG18KVLA Specifications

General IconGeneral
Cooling Capacity5.0 kW
Heating Capacity6.0 kW
Power Supply220-240V, 50Hz
RefrigerantR32
Weight (Outdoor Unit)41 kg
Noise Level (Outdoor)50 dB
Sound Level (Indoor)22-43 dB(A)

Summary

Part 1. INDOOR UNIT

1. Model lineup

Overview of indoor unit models and their typical outdoor unit pairings.

2. Specifications

Detailed technical specifications for compact cassette, slim duct, and duct type indoor units.

3. Dimensions and Installation Space

Physical dimensions, installation clearances, and space requirements for indoor units.

4. Wiring Diagrams

Electrical wiring schematics for compact cassette, slim duct, and duct type indoor units.

5. Air Velocity and Temperature Distributions

Airflow patterns and temperature distribution charts for compact cassette indoor units.

6. Fan Performance

Fan performance curves (Q-h) and capacity charts for slim duct and duct type units.

7. Airflow Rates

Airflow rates (m³/h, l/s, CFM) for compact cassette, slim duct, and duct type indoor units.

8. Noise Level Curves

Octave band sound pressure level charts for compact cassette, slim duct, and duct type units.

9. Electrical Characteristics

Electrical requirements, including voltage, frequency, and wiring specifications for indoor units.

10. Safety Devices

Safety features like PCB fuses and fan motor thermal protectors for indoor units.

11. Accessories

List of included accessories for compact cassette, slim duct, and duct type indoor units.

Part 2. OUTDOOR UNIT

1. Specifications

Detailed technical specifications for outdoor units, including capacity, power, and dimensions.

2. Dimensions

Physical dimensions of outdoor units (AOYG36KRTA, AOYG45KRTA, AOYG54KRTA).

3. Installation Space Requirements

Guidelines for outdoor unit installation space, considering obstructions and unit arrangements.

4. Refrigerant Circuit Diagram

Schematic illustrating the refrigerant flow path within the outdoor unit.

5. Wiring Diagrams

Electrical wiring schematics for outdoor units, detailing connections.

6. Capacity Tables

Cooling and heating capacity data for various outdoor unit models and indoor unit combinations.

7. Capacity Compensation Factors

Factors for adjusting capacity based on pipe length and height differences.

8. Refrigerant Charge Calculation

Procedures for calculating additional refrigerant charge based on total pipe length.

9. Airflow Rates

Maximum airflow rates for outdoor units in cooling and heating modes.

10. Noise Level Curves

Sound pressure level charts for outdoor units across different frequencies.

11. Electrical Characteristics

Outdoor unit electrical requirements, including voltage and wiring.

12. Safety Devices

Safety devices and protection mechanisms for outdoor units.

13. Accessories

List of optional accessories for outdoor units, such as drain pipe and cap.

Part 3. SYSTEM DESIGN

1. Installation Precautions

General precautions for indoor and outdoor unit installation, including prohibited locations.

2. Pipe Design and Limitations

Guidelines for refrigerant pipe material, size selection, and piping limitations.

3. Pipe Installation Procedures

Cautions and steps for pipe connection, bending, brazing, and insulation.

4. Wiring Design and Connections

Precautions, cable specifications, and connection examples for electrical wiring.

5. System and Indoor Unit Settings

Procedures for configuring system settings and indoor units via remote controllers.

6. External Input and Output Functions

How to utilize external input/output terminals for unit control and status monitoring.

7. Remote Controller Options

Overview, specifications, and system diagrams for various optional remote controllers.

8. Function Settings

How to adjust function settings for outdoor units via DIP switches and remote controllers.

9. Check and Test Procedures

Pre-test checks, test operation methods, error code reference, and pump down procedures.

Part 4. OPTIONAL PARTS

1. Branch Pipes

Details and diagrams for branch pipe kits (UTP-SX236A, UTP-SX354A).

2. Remote Controllers

Lineup and summary of available wired, wireless, and simple remote controllers.

3. Cassette Grille

Information on the cassette grille accessory (UTG-UFYF-W) for grid type ceilings.

4. Other Optional Parts

Lineup and parts list for various other optional accessories like filters and sensors.

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