CIAT AQUACIAT POWER LD 1100R, Instruction Manual

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CONTENTS
1 - INTRODUCTION AND SAFETY INSTRUCTIONS ...................................................................................................................... 4
2 - RECEIPT OF GOODS .................................................................................................................................................................... 4
2.1 - Checking the equipment received ............................................................................................................................................... 4
3 - HANDLING AND POSITIONING .................................................................................................................................................. 5
3.1 - Handling ...................................................................................................................................................................................... 5
3.2 - Positioning ................................................................................................................................................................................... 5
4 - DIMENSIONS, CLEARANCES, MINIMUM INSTALLATION DISTANCES ............................................................................... 6
4.1 - LD and ILD dimensions without water buffer tank module .......................................................................................................... 6
4.2 - LD and ILD dimensions with water buffer tank module ............................................................................................................... 7
4.3 - Free spaces................................................................................................................................................................................. 8
4.4 - Positioning of ATEX zones around the unit ................................................................................................................................. 8
4.5 - Installing several units ................................................................................................................................................................ 8
4.6 - Distance to the wall ..................................................................................................................................................................... 8
5 - PHYSICAL AND ELECTRICAL DATA FOR THE UNITS .......................................................................................................... 9
5.1 - Physical data LD 602R - 3500R .................................................................................................................................................. 9
5.2 - Physical data ILD 602R - 2000R ................................................................................................................................................11
5.3 - Physical data LD 602R - 3500R ................................................................................................................................................ 13
5.4 - Electrical data ILD 602R - 2000R .............................................................................................................................................. 14
5.5 - Short-circuit withstand current ................................................................................................................................................... 15
5.6 - Electrical data notes for the hydraulic module........................................................................................................................... 16
5.7 - Electrical data notes for the compressors ................................................................................................................................. 21
5.8 - Distribution of compressors per circuit ...................................................................................................................................... 21
5.9 - Electrical data notes .................................................................................................................................................................. 22
6 - ELECTRICAL CONNECTION ..................................................................................................................................................... 23
6.1 - Power supply ............................................................................................................................................................................. 23
6.2 - Voltage phase imbalance (%).................................................................................................................................................... 23
6.3 - Power connection/disconnect switch......................................................................................................................................... 23
6.4 - Recommended cable sections .................................................................................................................................................. 23
6.5 - Power cable access routing ...................................................................................................................................................... 25
6.6 - Field control wiring .................................................................................................................................................................... 25
6.7 - Electrical power reserve for the user ......................................................................................................................................... 25
7 - APPLICATION DATA ................................................................................................................................................................... 26
7.1 - Operating range ........................................................................................................................................................................ 26
7.2 - Minimum heat-transfer fluid flow rate (units without factory-fitted hydraulic module) ................................................................ 28
7.3 - Maximum heat-transfer fluid flow rate (units without factory-fitted hydraulic module) ............................................................... 28
7.4 - Variable flow water type heat exchanger (units without factory-fitted hydraulic module) ......................................................... 28
7.5 - Water exchanger min. water volume and flow rate ................................................................................................................... 28
7.6 - System maximum water volume ............................................................................................................................................... 29
7.7 - Pressure drop curves for the water type heat exchanger and standard water inlet/outlet piping .............................................. 30
8 - WATER CONNECTIONS ............................................................................................................................................................. 33
8.1 - Operating precautions and recommendations .......................................................................................................................... 33
8.2 - Hydraulic connections ............................................................................................................................................................... 34
8.3 - Flow rate detection .................................................................................................................................................................... 36
8.4 - Cavitation protection (with hydraulic module option) ................................................................................................................ 36
8.5 - Supplementary electric resistance heaters ............................................................................................................................... 36
8.6 - Frost protection ......................................................................................................................................................................... 36
9 - NOMINAL SYSTEM WATER FLOW RATE CONTROL ............................................................................................................ 38
9.1 - Units without hydraulic module ................................................................................................................................................. 38
9.2 - Units with hydraulic module and fixed-speed pump .................................................................................................................. 38
9.3 - Units with hydraulic module and variable-speed pump – Pressure differential control ............................................................. 39
9.4 - Units with hydraulic module and variable-speed pump – Temperature differential control ....................................................... 40
9.5 - Units with hydraulic module and variable-speed pump – Setting a fixed flow rate for the system ............................................ 40
9.6 - Available static pressure for the system .................................................................................................................................... 41
10 - SYSTEM START-UP ................................................................................................................................................................. 46
10.1 - Checks before system start-up................................................................................................................................................ 46
10.2 - Commissioning ........................................................................................................................................................................ 46
10.3 - Essential points to check ......................................................................................................................................................... 46
AQUACIAT
POWER
™ LD/ILD EN-2