MULTI Standard
4. Combination Table
9
Outdoor Unit
4.2 A3UQ24GFAB
Cooling
Combination
(Capacity index, kBtu/h)
Cooling
Total Capacity
Input (W)
Min Rated Max
Unit-A Unit-B Unit-C Unit-D Unit-E Total Btu/h kW Btu/h kW Btu/h kW Min Rated Max
1 Unit Operation
9 - - - - 9 5,400 1.58 9,000 2.64 10,800 3.17 355 621 792
12 - - - - 12 7,200 2.11 12,000 3.52 14,400 4.22 522 914 1,166
18 - - - - 18 10,800 3.17 18,000 5.28 19,800 5.80 919 1,608 1,882
2 Units Operation
12 12 - - - 24 14,400 4.22 24,000 7.03 25,000 7.33 1,341 2,348 2,601
9 18 - - - 27 14,400 4.22 24,000 7.03 25,000 7.33 1,341 2,348 2,601
12 18 - - - 30 14,400 4.22 24,000 7.03 25,000 7.33 1,341 2,348 2,601
3 Units Operation
9 9 9 - - 27 14,400 4.22 24,000 7.03 26,400 7.74 1,256 2,198 2,572
9 9 12 - - 30 14,400 4.22 24,000 7.03 26,400 7.74 1,256 2,198 2,572
Note
1. Capacities are based on the following conditions :
- Cooling : Indoor Ambient Temp. 27°CDB/19°CWB, Outdoor Ambient Temp. 35°CDB/24°CWB
- Heating : Indoor Ambient Temp. 20°CDB / 15°CWB, Outdoor Ambient Temp. 7°CDB / 6°CWB
- Interconnected piping is standard length and difference of Elevation (Outdoor ~ Indoor Unit) is 0 m.
2. At least two indoor units should be connected. And minimum limit of combination ratio is 40% approximately for rated capacity of outdoor unit.
3. Don't exceed the maximum connectable indoor units number, it can be found in Specifications or combination table of outdoor unit model.