Hitachi YUTAKI S Series Technical Catalogue page 6

General Index
2.4.3 Split system - Indoor unit ............................................................................................................................... 40
2.4.3.1 YUTAKI S ......................................................................................................................................... 40
2.4.3.2 YUTAKI S COMBI ............................................................................................................................ 41
2.4.4 Monobloc system - YUTAKI M....................................................................................................................... 44
2.4.5 Domestic Hot Water Tank .............................................................................................................................. 45
2.5 Component data .................................................................................................................................... 46
2.5.1 Split system - Outdoor unit ............................................................................................................................ 46
2.5.2 Split system - Indoor unit ............................................................................................................................... 47
2.5.2.1 YUTAKI S ......................................................................................................................................... 47
2.5.2.2 YUTAKI S COMBI ............................................................................................................................ 48
2.5.3 Monobloc system - YUTAKI M....................................................................................................................... 52
2.6 Electrical data ........................................................................................................................................ 54
2.6.1 Considerations .............................................................................................................................................. 54
2.6.2 Split system - Outdoor unit ............................................................................................................................ 54
2.6.3 Split system - Indoor unit ............................................................................................................................... 54
2.6.3.1 YUTAKI S ......................................................................................................................................... 54
2.6.3.2 YUTAKI S COMBI ............................................................................................................................ 55
2.6.4 Monobloc system - YUTAKI M....................................................................................................................... 55
3. Capacity and selection data .................................................................................... 57
3.1 YUTAKI S .............................................................................................................................................. 58
3.1.1 Maximum heating capacity table (kW) (Integrated) ....................................................................................... 58
3.1.2 Maximum cooling capacity table (kW) ........................................................................................................... 59
3.2 YUTAKI S COMBI ................................................................................................................................. 60
3.2.1 Maximum heating capacity table (kW) (Integrated) ....................................................................................... 60
3.2.2 Maximum cooling capacity table (kW) .......................................................................................................... 61
3.3 YUTAKI M .............................................................................................................................................. 62
3.3.1 Maximum heating capacity table (kW) (Integrated) ....................................................................................... 62
3.3.2 Maximum cooling capacity table (kW) .......................................................................................................... 63
3.4 Correction factors .................................................................................................................................. 64
3.4.1 Piping length correction factor ....................................................................................................................... 64
3.4.2 Correction factor owing to use of glycol (only for YUTAKI M)........................................................................ 66
4. Acoustic characteristic curves ............................................................................... 67
4.1 Considerations ...................................................................................................................................... 68
4.2 Sound pressure level for Outdoor unit and YUTAKI M .......................................................................... 69
5. Working range .......................................................................................................... 71
5.1 Power supply working range ................................................................................................................. 72
5.2 Temperature working range................................................................................................................... 72
5.2.1 Space heating ............................................................................................................................................... 72
5.2.2 DHW .............................................................................................................................................................. 73
5.2.3 Swimming pool heating ................................................................................................................................. 74
5.2.4 Space cooling (Necessary cooling kit) .......................................................................................................... 74
5.3 Hydraulic working range ........................................................................................................................ 75
VI TCGB0123 rev.2 - 10/2019