A3Uw21Gfac - LG A2UW18GFAC Manual

MULTI
Outdoor Unit
4. Combination Table

4.2 A3UW21GFAC

 Cooling
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.
Min
Total Btu/h kW
- 7 4,200 1.23
- 9 5,400 1.58
- 12 7,200 2.11
- 18 10,800 3.17
- 14 8,400 2.46
- 16 9,600 2.81
- 18 10,800 3.17
- 19 11,400 3.34
- 21 12,600 3.69
- 24 12,600 3.69
- 25 12,600 3.69
- 27 12,600 3.69
- 30 12,600 3.69
- 21 12,600 3.69
- 23 12,600 3.69
- 25 12,600 3.69
- 26 12,600 3.69
- 27 12,600 3.69
- 28 12,600 3.69
- 30 12,600 3.69
Cooling
Total Capacity
Rated Max
Btu/h kW Btu/h
7,000 2.05 8,050
9,000 2.64 10,350
12,000 3.52 13,800
18,000 5.28 20,700
14,000 4.10 16,100
16,000 4.69 18,400
18,000 5.28 20,700
19,000 5.57 21,850
21,000 6.15 24,000
21,000 6.15 24,000
21,000 6.15 24,000
21,000 6.15 24,000
21,000 6.15 24,000
21,000 6.15 24,000
21,000 6.15 24,000
21,000 6.15 24,000
21,000 6.15 24,000
21,000 6.15 24,000
21,000 6.15 24,000
21,000 6.15 24,000
Multiple piping type
Input (W)
kW Min Rated Max
2.36 307 547 692
3.03 412 684 875
4.04 547 937 1,190
6.07 919 1,608 1,882
4.72 591 1,000 1,379
5.39 665 1,253 1,699
6.07 843 1,522 2,049
6.40 932 1,657 2,223
7.03 1,110 1,926 2,550
7.03 1,110 1,926 2,550
7.03 1,110 1,926 2,550
7.03 1,110 1,926 2,550
7.03 1,110 1,926 2,550
7.03 1,047 1,660 2,406
7.03 1,047 1,660 2,406
7.03 1,047 1,660 2,406
7.03 1,047 1,660 2,406
7.03 1,047 1,660 2,406
7.03 1,047 1,660 2,406
7.03 1,047 1,660 2,406
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