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Si30-408
Appendix
191
G. Appendix
G. Appendix
G. Appendix
G. Appendix
1. Characteristics of Refrigerant..............................................................192
1.1
R22.......................................................................................................192
1.2
R407C ..................................................................................................193
1.3
R410A ..................................................................................................195
2. Psychrometric Chart............................................................................197
3. How to Calculate Cooling / Heating Capacity .....................................198
4. Field Settings for the Replacement of the Spare Control PC Board ...199
5. Adaptors for Connection of Air Conditioners.......................................201
5.1
Wiring Adaptor for Electrical Appendices (2)
<KRP4A51, 52, 53, 54> .......................................................................201
5.2
Wiring Adaptor for Electrical Appendices (1)
(KRP2A61, 62) .....................................................................................209
5.3
External Control Adaptor of Outdoor Unit
<DTA104A53, 61, 62>..........................................................................216
5.4
DIII-NET Expander Adaptor <DTA109A51>.........................................221
5.5
Versatile Usage ....................................................................................225
6. How to replace the Compressor..........................................................228
7. HRV-Related .......................................................................................229
7.1
Group Interlock Control ........................................................................229
7.2
Centralized Control System..................................................................234
7.3
Examples of Mistakes in Wiring and System Designing ......................236
7.4
Additional Functions .............................................................................237
7.5
Central Control System (DCS302B61).................................................242