3.3 General specications ........................................................................................................................... 33
3.3.1 Considerations .............................................................................................................................................. 33
3.3.2 Split system - Outdoor unit ............................................................................................................................ 33
3.3.3 Split system - Indoor unit ............................................................................................................................... 36
3.3.3.1 YUTAKI S ......................................................................................................................................... 36
3.3.3.2 YUTAKI S COMBI ............................................................................................................................ 39
3.3.3.3 YUTAKI S80 ..................................................................................................................................... 45
3.3.4 Monobloc system - YUTAKI M....................................................................................................................... 48
3.4 Component data ....................................................................................................................................50
3.4.1 Split system - Outdoor unit ............................................................................................................................ 50
3.4.2 Split system - Indoor unit ............................................................................................................................... 52
3.4.2.1 YUTAKI S ......................................................................................................................................... 52
3.4.2.2 YUTAKI S COMBI ............................................................................................................................ 53
3.4.2.3 YUTAKI S80 ..................................................................................................................................... 57
3.4.2.4 DHW tank ......................................................................................................................................... 58
3.5 Electrical data ........................................................................................................................................61
3.5.1 Considerations .............................................................................................................................................. 61
3.5.2 Split system - Outdoor unit ............................................................................................................................ 61
3.5.3 Split system - Indoor unit ............................................................................................................................... 62
3.5.3.1 YUTAKI S ......................................................................................................................................... 62
3.5.3.2 YUTAKI S COMBI ............................................................................................................................ 62
3.5.3.3 YUTAKI S80 ..................................................................................................................................... 63
3.5.4 Monobloc system - YUTAKI M....................................................................................................................... 64
4 WORKING RANGE ........................................................................................................ 65
4.1 Power supply working range .................................................................................................................65
4.2 Temperature working range...................................................................................................................65
4.2.1 Space heating ............................................................................................................................................... 65
4.2.2 DHW .............................................................................................................................................................. 67
4.2.3 Swimming pool heating ................................................................................................................................. 68
4.2.4 Space cooling (Necessary cooling kit) .......................................................................................................... 68
4.3 Hydraulic working range ........................................................................................................................69
4.3.1 Hydraulic data ............................................................................................................................................... 69
4.3.2 Pump performance curves ............................................................................................................................ 70
5 REFRIGERANT CYCLE AND HYDRAULIC CIRCUIT .................................................. 76
5.1 Refrigerant cycle and hydraulic circuit for Split system ......................................................................... 76
5.1.1 YUTAKI S ...................................................................................................................................................... 76
5.1.2 YUTAKI S COMBI.......................................................................................................................................... 79
5.1.3 YUTAKI S80 .................................................................................................................................................. 81
5.1.3.1 Indoor unit standalone version ......................................................................................................... 81
PMML0335A rev.1 - 04/2016
VIII
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