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AQUACIATPOWER ILD 1250R
CIAT AQUACIATPOWER ILD 1250R User Manual
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A
QU
A
CIA
T
PO
WER ™
LD 602R - 3500R
ILD 602R - 4000R
07 - 2022
10590
Instruction manual
2
Table of Contents
Table of Contents
2
Introduction and Safety Instructions
4
Receipt of Goods
4
Checking the Equipment Received
4
Handling and Positioning
5
Handling
5
Positioning
5
Dimensions, Clearances, Minimum Installation Distances
6
LD and ILD Dimensions Without Water Buffer Tank Module
6
LD and ILD Dimensions with Water Buffer Tank Module
8
Free Spaces
9
Positioning of Potentially Flammable Zones Around the Unit
9
Installing Several Units
9
Distance to the Wall
9
Physical and Electrical Data for the Units
10
Physical Data LD 602R - 3500R
10
Physical Data ILD 602R - 4000R
12
Electrical Data LD 602R - 3500R
14
Electrical Data ILD 602R - 4000R
15
Short-Circuit Withstand Current
16
Electrical Data for the Hydraulic Module
17
Electrical Data Notes for the Compressors
23
Distribution of Compressors Per Circuit
23
Comments on Electrical Data Notes
24
Electrical Connection
25
Power Supply
25
Voltage Phase Imbalance (%)
25
Power Connection/Disconnect Switch
25
Recommended Cable Sections
25
Power Cable Access Routing
27
Field-Installed Control Wiring
27
Electrical Power Reserve for the User
27
Application Data
28
Operating Range
28
Minimum Heat Transfer Fluid Flow Rate (Units Without Factory-Fitted Hydraulic Module)
30
Maximum Energy Transfer Fluid Flow Rate (Units Without Factory-Fitted Hydraulic Module)
30
Variable Flow Water Type Heat Exchanger (Units Without Factory-Fitted Hydraulic Module)
30
Water Exchanger Minimum Water Volume and Flow Rate
30
Maximum System Water Volume
32
Pressure Drop Curves for the Water Type Heat Exchanger and Standard Water Inlet/Outlet Piping
33
Water Connections
36
Operating Precautions and Recommendations
36
Hydraulic Connections
37
Hydraulic Connections for ILD 2300R-4000R Units
39
Flow Rate Detection
41
Cavitation Protection (with Hydraulic Module Option)
41
Backup Electrical Heaters
41
Frost Protection
41
Nominal System Water Flow Rate Control
43
Units Without Hydraulic Module
43
Units with Hydraulic Module and Fixed-Speed Pump
43
Units with Hydraulic Module and Variable-Speed Pump - Pressure Differential Control
44
Units with Hydraulic Module and Variable-Speed Pump - Temperature Differential Control
45
Units with Hydraulic Module and Variable-Speed Pump - Setting a Fixed Flow Rate for the System
45
Available Static System Pressure
46
System Start-Up
52
Checks before System Start-Up
52
Commissioning
52
Essential Points to Check
52
Main Components of the Unit and Operating Characteristics
53
Compressors
53
Lubricant
53
Air-Cooled Exchanger
53
Fans
54
Electronic Expansion Valve (EXV)
55
Moisture Indicator
55
Dehumidifier Filter
55
Refrigerant Accumulator with Built-In Dehumidifier Filter
55
Water Type Heat Exchanger
55
Refrigerant
55
High-Pressure Safety Pressostat
55
Variable Frequency Drive
55
Fan Arrangement
56
Fan Stages
57
Variable-Speed Fans (LD/ILD Units)
57
Connect Touch Control
57
Options
58
Tables of Options
58
Description
61
Standard Maintenance
89
Level 1 Maintenance
89
Level 2 Maintenance
89
Level 3 Maintenance
90
Tightening the Electrical Connections
90
Tightening Torques for the Main Fastenings
90
Air-Cooled Exchanger
90
Water Type Heat Exchanger
91
Variable Frequency Drive
91
Refrigerant Volume
91
Refrigerant Properties
91
Final Shut-Down
92
Shutting down
92
Recommendations for Disassembly
92
Fluids to be Recovered for Treatment
92
Materials to be Recovered for Recycling
92
Waste Electrical and Electronic Equipment (WEEE)
92
Unit Start-Up Checklist for Installers Prior to Contacting the Manufacturer
93
4
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CIAT AQUACIATPOWER ILD 1250R Specifications
General
Cooling Capacity
1250 kW
Refrigerant
R134a
Compressor Type
Screw
Power Supply
400V/50Hz
Water Flow Rate
215 m3/h
Operating Temperature Range
45°C
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