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Fujitsu GENERAL AUHG18LVLB - User Manual

Fujitsu GENERAL AUHG18LVLB
60 pages
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AIR CONDITIONER
Cassette type
DESIGN & TECHNICAL MANUAL
INDOOR
AUHG18LVLB
AUHG24LVLA
OUTDOOR
AOHG18LBCB AOHG24LBCB
DR_AU012EG_02
2021.07.15
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Fujitsu GENERAL AUHG18LVLB Specifications

General IconGeneral
Cooling Capacity5.0 kW
RefrigerantR32
Energy Efficiency Ratio (EER)3.5
Power Supply230 V, 50 Hz
TypeHeat Pump
Energy Efficiency Ratio (Cooling)3.5

Summary

Indoor Unit Specifications

Specifications

Technical specifications for AUHG18LVLB and AUHG24LVLA indoor units, including capacity, power, and noise levels.

Indoor Unit Dimensions and Installation

AUHG18 LVLB and AUHG24 LVLA Dimensions

Detailed physical dimensions and diagrams for AUHG18LVLB and AUHG24LVLA indoor units.

Installation Space Requirements

Requirements for installing the indoor unit, including clearance and ceiling height considerations.

Indoor Unit Wiring Diagram

AUHG18 LVLB and AUHG24 LVLA Wiring

Electrical wiring diagram detailing connections for AUHG18LVLB and AUHG24LVLA indoor units.

Indoor Unit Capacity Data

Cooling Capacity

Cooling capacity tables for AUHG18LVLB and AUHG24LVLA at various temperature and airflow conditions.

Heating Capacity

Heating capacity tables for AUHG18LVLB and AUHG24LVLA at various temperature conditions.

Indoor Unit Fan Performance

Air Velocity Distributions

Airflow patterns and velocity distributions for different air outlet directions and fan speeds.

Airflow Rates

Airflow volumes (m³/h, l/s, CFM) for various fan speeds and ceiling modes.

Indoor Unit Operation Noise

Noise Level Curves

Octave band sound pressure level curves for cooling and heating modes at different fan speeds.

Sound Level Measurement Points

Diagrams illustrating the microphone placement for measuring sound levels.

Indoor Unit Safety Devices

Safety Features

Protection mechanisms like fuses and thermal protection for fan motor and circuit.

Indoor Unit External Interface

External Input Control

Methods for remote operation using external switches or contacts for start/stop.

External Output Signals

Outputting operation status and fresh-air control signals to external devices.

Indoor Unit Remote Controller

Controller Overview

Explanation of the AR-RAH1E remote controller's buttons, display, and indicators.

Controller Specifications

Physical dimensions and weight of the remote controller and its holder.

Indoor Unit Function Settings

PCB Settings

Function settings configurable via DIP switches and jumper wires on the indoor unit PCB.

Remote Controller Settings

Procedures for setting functions using the remote controller, including custom codes.

Indoor Unit Accessories

Included Accessories

List of accessories supplied with the indoor units, such as manuals, hose bands, and insulation.

Indoor Unit Optional Parts

Optional Controllers

Details on available optional wired and simple remote controllers.

Cassette Grille and Other Options

Information on optional cassette grille, connect kits, air outlet shutters, and LAN adapters.

Outdoor Unit Specifications

Specifications

Technical specifications for AOHG18LBCB and AOHG24LBCB outdoor units, including airflow, power, and refrigerant.

Outdoor Unit Dimensions

AOHG18 LBCB Dimensions

Physical dimensions and diagrams for the AOHG18LBCB outdoor unit.

AOHG24 LBCB Dimensions

Physical dimensions and diagrams for the AOHG24LBCB outdoor unit.

Outdoor Unit Installation Space

Single Unit Installation

Required clearance and spacing for single outdoor unit installation.

Multiple Unit Installation

Spacing requirements for multiple outdoor units in various side-by-side arrangements.

Multi-Row Installation

Spacing considerations for outdoor units installed in multiple rows.

Outdoor Unit Refrigerant Circuit

AOHG18 LBCB Circuit Diagram

Diagram illustrating the refrigerant flow path for the AOHG18LBCB model.

AOHG24 LBCB Circuit Diagram

Diagram illustrating the refrigerant flow path for the AOHG24LBCB model.

Outdoor Unit Wiring Diagrams

AOHG18 LBCB Wiring Diagram

Electrical wiring diagram detailing connections for the AOHG18LBCB outdoor unit.

AOHG24 LBCB Wiring Diagram

Electrical wiring diagram detailing connections for the AOHG24LBCB outdoor unit.

Outdoor Unit Capacity Compensation

AOHG18 LBCB Compensation Rates

Tables showing capacity compensation rates based on pipe length and height difference for AOHG18LBCB.

AOHG24 LBCB Compensation Rates

Tables showing capacity compensation rates based on pipe length and height difference for AOHG24LBCB.

Outdoor Unit Additional Refrigerant Charge

Refrigerant Charge Calculation

Guidelines for calculating additional refrigerant charge based on total pipe length for both models.

Outdoor Unit Airflow Rates

Airflow Rates

Airflow volumes (m³/h, l/s, CFM) for cooling and heating modes for both outdoor units.

Outdoor Unit Operation Noise

Noise Level Curves

Octave band sound pressure level curves for outdoor unit cooling and heating.

Sound Level Check Point

Diagrams indicating microphone placement for measuring outdoor unit sound levels.

Outdoor Unit Electrical Characteristics

Electrical Specifications

Power supply, frequency, operating current, and wiring specifications for outdoor units.

Outdoor Unit Safety Devices

Safety Features

Protection mechanisms for outdoor units, including fuses and compressor/fan motor protection.

Outdoor Unit Accessories

Included Accessories

List of accessories supplied with the outdoor units, such as installation manual and drain pipe.

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