21.01 5723611_01 7
TABLE OF CONTENTS
1. Introduction ..........................................................................................p.8
Warnings regarding residual risks and preventive
measures ...................................................................................................p.8
2. General description ........................................................................ p.10
General safety recommendation ................................................... p.10
Installation requirements ................................................................. p.10
Additional information about the refrigerant .......................... p.10
Leak detectors ...................................................................................... p.10
Pressure switches ................................................................................ p.10
Alarm ....................................................................................................... p.11
3. Unit description................................................................................ p.12
Safety and adjustment devices ...................................................... p.12
Operating limits ................................................................................... p.12
Refrigerant circuit ................................................................................ p.15
Refrigerant circuit with desuperheater ....................................... p.17
4. Installation ........................................................................................... p.19
Receiving the product ....................................................................... p.19
Packaging handling and removal ................................................. p.19
Lifting with a hoist or crane ............................................................. p.19
Handling with a forklift ..................................................................... p.20
Storage .................................................................................................... p.20
Place of installation ............................................................................ p.20
Positioning ............................................................................................. p.20
Minimum technical spaces .............................................................. p.21
Weight distribution and centres of gravity ................................ p.22
Weights ................................................................................................... p.25
5. Hydraulic connections.................................................................. p.26
Connections .......................................................................................... p.26
Water characteristics .......................................................................... p.26
Discharging system ............................................................................ p.26
Anti-freeze protection ....................................................................... p.26
Minimum system water content.................................................... p.28
Expansion vessel setting .................................................................. p.28
Main hydraulic circuits ...................................................................... p.29
6. Electrical wiring ................................................................................ p.34
Electric data ........................................................................................... p.34
7. Electric power connection to te electrical mains .......... p.36
8. Commisioning - Warnings .......................................................... p.38
Start-up ................................................................................................... p.38
9. Maintenance ...................................................................................... p.39
Precautions and preventive measures to observe during
maintenance ......................................................................................... p.39
Routine and extraordinary maintenance ................................... p.40
Decommissioning and disposing of the machine
components .......................................................................................... p.40
10. List of the recommended periodic interventions ......... p.41
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