
203
CITY MULTI
SYSTEM DESIGN
MEE15K036
SYSTEM DESIGN WR2 SERIES
1. Electrical work.................................................................................................................................................. 204
1-1.General cautions ....................................................................................................................................... 204
1-2.Power supply for Indoor unit and Heat source unit.................................................................................... 205
1-3.Power cable specifications ........................................................................................................................ 206
1-4.Power supply examples............................................................................................................................. 207
2. M-NET control.................................................................................................................................................. 209
2-1.Transmission cable length limitation.......................................................................................................... 209
2-2.Transmission cable specifications ............................................................................................................. 210
2-3.System configuration restrictions............................................................................................................... 211
2-4.Address setting.......................................................................................................................................... 215
3. Piping Design................................................................................................................................................... 227
3-1.R410A Piping material............................................................................................................................... 227
3-2.Piping Design ............................................................................................................................................ 229
3-3.Refrigerant charging calculation ................................................................................................................ 233
4. Installation........................................................................................................................................................ 235
4-1.Requirement on installation site ................................................................................................................ 235
4-2.Spacing...................................................................................................................................................... 235
4-3.Piping direction .......................................................................................................................................... 236
5. Installation information..................................................................................................................................... 237
5-1.General precautions .................................................................................................................................. 237
5-2.Precautions for Indoor unit ........................................................................................................................ 238
5-3.Precautions for Fresh air intake type indoor unit ....................................................................................... 239
5-4.Precautions for Outdoor unit/Heat source unit .......................................................................................... 239
5-5.Precautions for Control-related items ........................................................................................................ 240
6. Caution for refrigerant leakage ........................................................................................................................ 241
6-1.Refrigerant property................................................................................................................................... 241
6-2.Confirm the Critical concentration and take countermeasure.................................................................... 241
0000003813.BOOK 203 ページ 2015年11月11日 水曜日 午後4時4分
Содержание PQHY-P200-900Y(S)LM-A
Страница 1: ...PQHY P200 900Y S LM A PQRY P200 900Y S LM A MODEL ...
Страница 245: ...SYSTEM DESIGN 242 MEE15K036 ...