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Daikin UAL-A Series User Manual

Daikin UAL-A Series
52 pages
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Catalogue/Engineering Data
UAL-A Series Air Cooled Modular Chiller
Model: UAL160A5/UAL210A5
Refrigerant: R410A
Cooling Capacity: 56/72kW
ED-UAL-A5-1603
DAIKIN INDUSTRIES., LTD.
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Daikin UAL-A Series Specifications

General IconGeneral
RefrigerantR-410A
Compressor TypeScroll
TypeAir-cooled scroll chiller
Power Supply400V, 50Hz, 3 Phase (Varies by model, check specific model)
DimensionsVaries by model
WeightVaries by model

Summary

Product Overview

Model Series

Details the different models available in the UAL series, including cooling capacity and max combination quantity.

Nomenclature

Explains the coding system used for model names, breaking down each component of the designation.

Features

Highlights key features of the UAL R410A series, covering refrigerant, installation, and performance.

Flexible Module Combination

Units can be combined in sets of 1-10 for flexible capacity matching.

Intelligent Control System

User-friendly system with microchip and LCD display for swift, easy control.

Specifications and Data

General Data

Provides detailed technical specifications for the UAL160A5 and UAL210A5 models.

Components Data

Details the specifications of individual components used in the UAL series chillers.

Electrical Data

Presents electrical characteristics such as voltage, current, power output, and fan speed.

Safety Devices

Lists the safety devices integrated into the unit, including pressure switches and sequencers.

Dimensions

Provides dimensional drawings and measurements for different UAL series models.

Performance Data: Operating Range

Defines the cooling mode operating limits based on ambient and leaving water temperatures.

Cooling Capacity Performance Curves (UAL160A5)

Graphical representation of cooling capacity correction factors based on ambient and water temperatures.

Cooling Capacity Performance Curves (UAL210A5)

Graphical representation of cooling capacity correction factors based on ambient and water temperatures.

Water Pressure Drop Curve

Illustrates the water pressure drop across the unit as a function of water flow rate.

Sound Data

Presents octave band sound levels and overall dB(A) values for the units under specific test conditions.

Wiring Diagrams

Installation and System Design

Installation

Covers working conditions, installation dimensions, environment limits, and unit space allocation.

Installing Chiller

Provides general notes on installation, securing, and hoisting procedures for the chiller unit.

Water System Installation

Details water quality requirements, system diagrams, and flushing procedures for water system setup.

Hydraulic Calculation and Pipe System

Guidelines for pipe design, water storage tank, and circulation pump selection.

Operation and Maintenance

Commissioning and Operation

Covers pre-turn-on checks and pilot run verification steps for the unit.

Maintenance

Details repair procedures, periodic checks, and a routine maintenance plan for unit upkeep.

Water Processing Method

Explains different water system types (re-circulation, once-through) and their processing methods.

Control System

Control System Instruction

Details power cable connections, PCB instructions, DIP switch setup, and communication.

Wired Controller Instruction

Provides dimensions and installation guidance for the wired controller unit.

Controller Functions

Describes controller features, settings management, timer functions, and defrost/reset operations.

Error Handling and Troubleshooting

Error Codes

Lists error codes, symptoms, and corresponding codes for unit malfunctions.

Troubleshooting Guide

Provides solutions for common issues like communication failures, overloads, and sensor problems.

Safety and Warnings

Product Usage and Installation Warnings

Important warnings regarding product export, installation by qualified personnel, and use of specified parts.

Product Corrosion Cautions

Advice on avoiding corrosive environments and sea breeze exposure for product longevity.

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