189
SYSTEM DESIGN Y SERIES
SYSTEM DESIGN Y SERIES
1. Electrical work.................................................................................................................................................. 190
1-1.General cautions ....................................................................................................................................... 190
1-2.Power supply for Indoor unit and Outdoor unit .......................................................................................... 191
1-3.Power cable specifications ........................................................................................................................ 196
1-4.Power supply examples............................................................................................................................. 197
2. M-NET control.................................................................................................................................................. 200
2-1.Transmission cable length limitation.......................................................................................................... 200
2-2.Transmission cable specifications ............................................................................................................. 201
2-3.System configuration restrictions............................................................................................................... 206
2-4.Address setting.......................................................................................................................................... 209
3. Piping Design................................................................................................................................................... 222
3-1.Piping Design ............................................................................................................................................ 222
3-2.Refrigerant charging calculation ................................................................................................................ 228
4. Outdoor Installation.......................................................................................................................................... 229
4-1.Requirement on installation site ................................................................................................................ 229
4-2.Spacing...................................................................................................................................................... 230
4-3.Piping direction .......................................................................................................................................... 232
4-4.Weather countermeasure .......................................................................................................................... 237
4-5.Caution on selecting outdoor units ............................................................................................................ 238
5. Caution for refrigerant leakage ........................................................................................................................ 239
5-1.Refrigerant property................................................................................................................................... 239
5-2.Confirm the Critical concentration and take countermeasure.................................................................... 239
Summary of Contents for PUHY-RP-Y(S)JM-B
Page 1: ...DATA BOOK AIR CONDITIONERS MODEL PUHY RP Y S JM B PURY RP YJM B ...
Page 3: ......
Page 63: ...60 OUTDOOR UNITS ...
Page 191: ...188 INDOOR UNITS ...
Page 243: ...240 SYSTEM DESIGN ...
Page 287: ...284 SYSTEM DESIGN ...