04
INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXC/Hi SERIES
GENERAL INDEX
1. INTRODUCTION .................................................................................................................................................................... 06
1.1 General information ........................................................................................................................................ 06
1.2 Purpose and Content of the Instructions ........................................................................................................ 06
1.3 Storage of instructions .................................................................................................................................... 06
1.4 Instructions update ......................................................................................................................................... 06
1.5 How to use these instructions ........................................................................................................................ 06
1.6 Residual Risks .................................................................................................................................................. 07
1.7 General Safety Symbols ................................................................................................................................... 09
1.8 Safety Symbols ................................................................................................................................................. 10
1.9 Limits of use and prohibited uses ................................................................................................................... 11
1.10 Unit identification .......................................................................................................................................... 11
2. TECHNICAL CHARACTERISTICS ............................................................................................................................................ 12
2.1 Introduction ..................................................................................................................................................... 12
2.2 Structure .......................................................................................................................................................... 12
2.3 Air filters .......................................................................................................................................................... 12
2.4 Heat recovery (1° recovery stage) ................................................................................................................... 12
2.5 Refrigerant circuit in heat pump (2° recovery stage) ...................................................................................... 12
2.6 Electric box ..................................................................................................................................................... 13
2.7 Control system ................................................................................................................................................. 13
2.8 Fans .................................................................................................................................................................. 13
2.9 Additional coils (external module) .................................................................................................................. 13
2.10 Test ................................................................................................................................................................ 13
2.11 Packing ........................................................................................................................................................... 13
3. CONFIGURATIONS ................................................................................................................................................................ 14
4. MAIN COMPONENTS OF THE UNIT ..................................................................................................................................... 15
5. AVAILABLE ACCESSORIES ..................................................................................................................................................... 16
6. OPERATING MODE ............................................................................................................................................................... 18
6.1 Winter operating mode ................................................................................................................................... 18
6.2 Summer operating mode ................................................................................................................................ 18
6.3 Free-Cooling operating mode ......................................................................................................................... 18
7. TECHNICAL DATA ................................................................................................................................................................. 19
8. VENTILATION CURVES ......................................................................................................................................................... 20
9. OPERATING LIMITS .............................................................................................................................................................. 22
10. SOUND DATA ...................................................................................................................................................................... 23
10.1 Noise levels .................................................................................................................................................... 23
10.2 Sound attenuators reduction ........................................................................................................................ 23
11. SAFETY AND CONTROL DEVICES ....................................................................................................................................... 24
12. INSTALLATION ................................................................................................................................................................... 25
12.1 Receipt and inspection .................................................................................................................................. 26
12.2 Storage ........................................................................................................................................................... 26
12.3 Unpacking ...................................................................................................................................................... 26
12.4 Lifting and Handling ...................................................................................................................................... 27
12.5 Positioning and minimum technical spaces .................................................................................................. 27
12.6 Connecting additional sections: Water coils ................................................................................................. 28
12.7 Connecting additional sections: Sound attenuators ..................................................................................... 28
12.8 Condensate drain connection ....................................................................................................................... 29
12.9 Hydraulic connection to the water coil ......................................................................................................... 29
12.10 How to vent the unit ................................................................................................................................... 30
12.11 Connecting the unit to air ducts ................................................................................................................. 30
13. RS485 SERIAL INTERFACE CARD........................................................................................................................................ 31
14. FILTERS and HEAT EXCHANGER extraction ....................................................................................................................... 31
15. REFRIGERANT DIAGRAM................................................................................................................................................... 32
