LG A2UW18GFAC Manual page 26

MULTI
Outdoor Unit
4. Combination Table
 Heating
Combination
(Capacity index, kBtu/h)
Unit-A Unit-B Unit-C Unit-D Unit-E
1 Unit Operation
7 - -
9 - -
12 - -
18 - -
2 Units Operation
7 7 -
7 9 -
9 9 -
7 12 -
9 12 -
12 12 -
7 18 -
9 18 -
12 18 -
3 Units Operation
7 7 7
7 7 9
7 9 9
7 7 12
9 9 9
7 9 12
9 9 12
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.
18
Min
Total Btu/h
- - 7 5,040
- - 9 6,480
- - 12 7,920
- - 18 11,880
- - 14 10,080
- - 16 11,520
- - 18 12,600
- - 19 12,600
- - 21 12,600
- - 24 12,600
- - 25 12,600
- - 27 12,600
- - 30 12,600
- - 21 12,600
- - 23 12,600
- - 25 12,600
- - 26 12,600
- - 27 12,600
- - 28 12,600
- - 30 12,600
Heating
Total Capacity
Rated
kW Btu/h kW Btu/h
1.48 8,400 2.46 9,240
1.90 10,800 3.17 12,500
2.32 13,200 3.87 15,400
3.48 19,800 5.80 23,400
2.95 16,800 4.92 19,320
3.38 19,200 5.63 22,080
3.69 21,000 6.15 24,000
3.69 21,000 6.15 24,000
3.69 21,000 6.15 24,000
3.69 21,000 6.15 24,000
3.69 21,000 6.15 24,000
3.69 21,000 6.15 24,000
3.69 21,000 6.15 24,000
3.69 21,000 6.15 24,000
3.69 21,000 6.15 24,000
3.69 21,000 6.15 24,000
3.69 21,000 6.15 24,000
3.69 21,000 6.15 24,000
3.69 21,000 6.15 24,000
3.69 21,000 6.15 24,000
Multiple piping type
Input (W)
Max
kW Min Rated
2.71 355 604
3.66 454 758
4.51 554 942
6.86 829 1,448
5.66 613 1,068
6.47 851 1,390
7.03 1,030 1,632
7.03 1,030 1,632
7.03 1,030 1,632
7.03 1,030 1,632
7.03 1,030 1,632
7.03 1,030 1,632
7.03 1,030 1,632
7.03 972 1,540
7.03 972 1,540
7.03 972 1,540
7.03 972 1,540
7.03 972 1,540
7.03 972 1,540
7.03 972 1,540
Max
721
920
1,155
1,803
1,451
2,135
2,610
2,610
2,610
2,610
2,610
2,610
2,610
2,390
2,390
2,390
2,390
2,390
2,390
2,390