Sanyo SPW-C0705DZH8 - 2. DESIGN OF 3-WAY ECO-i SYSTEM; 1. Model Selecting and Capacity Calculator; 2. System Design

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Design of 3-WAY ECO-i SYSTEM
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Contents
2. DESIGN OF 3-WAY ECO-i SYSTEM
1. Model Selecting and Capacity Calculator ....................................................................... 2-2
1-1. Operating Range ......................................................................................................... 2-2
1-2. Procedure for Selecting Models and Calculating Capacity .......................................... 2-3
1-3. Design of Tubing Length .............................................................................................. 2-4
1-4. Check of Limit Density ............................................................................................... 2-10
1-5. Calculation of Actual Capacity of Indoor Unit ............................................................ 2-11
1-6. Capacity Correction Graph According to Temperature Condition .............................. 2-15
1-7. Capacity Correction Graph According to Tubing Length and Elevation Difference .....2-16
2. System Design ................................................................................................................. 2-18
2-1. System Example ....................................................................................................... 2-18
2-2. Example of Tubing Size Selection for Extension and Additional Charge Amount ..... 2-20
3. Electrical Wiring ............................................................................................................... 2-24
3-1. General Precautions on Wiring .................................................................................. 2-24
3-2. Recommended Wire Length and Wire Diameter for Power Supply System .............. 2-24
3-3. Wiring System Diagrams ........................................................................................... 2-25
3-4. Connecting Multiple Indoor Units to a Single Solenoid Valve Kit ............................... 2-27
4. Installation Instructions .................................................................................................. 2-30
4-1. Indoor Unit ................................................................................................................. 2-30
4-2. Outdoor Unit .............................................................................................................. 2-31
4-3. Shield for Horizontal Exhaust Discharge ................................................................... 2-32
4-4. Installing the Outdoor Unit in Heavy Snow Areas ...................................................... 2-32
4-5. Precautions When Installing in Heavy Snow Areas ................................................... 2-32
4-6. Dimensions of Wind Ducting ..................................................................................... 2-33
4-7. Dimensions of Snow Ducting..................................................................................... 2-34
4-8. Optional Distribution Joint Kits ..................................................................................
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4-9. Optional Solenoid Valve Kit 2-37
4-10. Transporting ............................................................................................................. 2-39
4-11. Installing the Outdoor Unit ....................................................................................... 2-39
4-12. Routing the Tubing .................................................................................................. 2-40
4-13. Prepare the Tubing ...................................................................................................2-40
4-14. Connect the Tubing
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TD831143-00W-3WAY.indb1TD831143-00W-3WAY.indb1 2008/12/0116:15:402008/12/0116:15:40