Mitsubishi Electronics H2iSD-1 ユーザーズマニュアル

2010 Hyper-heating Y-SERIES SYSTEM DESIGN (Sept. 2010)

H2iSD-1

2010 H2i

 ®

 

Y-SE
RIES
 

SYSTE

M DE
SIGN

®

1.  ELECTRICAL WORK ........................................................................................................................................... H2iSD-2

1-1.  General Cautions ....................................................................................................................................... H2iSD-2

1-2.  Power Supply for Indoor Unit and Outdoor Unit ......................................................................................... H2iSD-3

2.  M-NET CONTROL................................................................................................................................................ H2iSD-6

2-1.  Transmission Cable Length Limitation ....................................................................................................... H2iSD-6
2-2.  Transmission Cable Specifications ............................................................................................................ H2iSD-7
2-3.  System Configuration Restrictions ............................................................................................................. H2iSD-8
2-4.  Address Setting .........................................................................................................................................H2iSD-11

3.  PIPING DESIGN ................................................................................................................................................ H2iSD-22

3-1.  R410A Piping Material .............................................................................................................................. H2iSD-22

3-2.  PUHY-HP-T/Y(S)JMU’s Piping Design ..................................................................................................... H2iSD-23

3-3.  Refrigerant Charge Calculation ................................................................................................................ H2iSD-25

4. INSTALLATION .................................................................................................................................................. H2iSD-26

4-1.  Installation Site Requirements ................................................................................................................. H2iSD-26

4-2.  Installation Clearance Space ................................................................................................................... H2iSD-27

4-3.  Piping Direction ........................................................................................................................................ H2iSD-29

4-4.  Weather Countermeasures ...................................................................................................................... H2iSD-34

4-5.  Low Ambient Kit Application Guidelines ................................................................................................... H2iSD-35

5.  STANDARD AND SEACOAST PROTECTION (-BS) TREATMENT .................................................................. H2iSD-37

5-1.  H2i Y-Series ............................................................................................................................................. H2iSD-37

6. CAUTIONS ......................................................................................................................................................... H2iSD-38

6-1.  Refrigerant Properties .............................................................................................................................. H2iSD-38
6-2.  Confirm the Critical Concentration and Perform Countermeasures ......................................................... H2iSD-38