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30 | MULTI F OUTDOOR UNIT
Multi F and Multi F MAX Heat Pump System Engineering Manual
MULTI
F
MAX
MULTI
F
No. of
Indoor
Units
Indoor Unit Combination
(kBtu/h)
Room Capacity
Total Capacity
Input (W)
EER SEER
IDU
1
IDU
2
IDU
3
IDU
4 Total
Unit 1
(Btu/h)
Unit 2
(Btu/h)
Unit 3
(Btu/h)
Unit 4
(Btu/h)
Minimum
Rated
Maximum
Min. Rated Max.
Btu/h
kW
Btu/h
kW
Btu/h
kW
Mixed Indoor Units
Three
Units
12 15 18
-
45 8,000 10,000 12,000
-
18,000 5.3 30,000 8.8 34,500 10.1 1,837 2,624 3,674 11.4 19.2
7 15 24* -
46 4,565 9,783 15,652
-
18,000 5.3 30,000 8.8 34,500 10.1 1,837 2,624 3,674 11.4 19.2
9 15 24* -
48 5,625 9,375 15,000
-
18,000 5.3 30,000 8.8 34,500 10.1 1,837 2,624 3,674 11.4 19.2
12 12 24* -
48 7,500 7,500 15,000
-
18,000 5.3 30,000 8.8 34,500 10.1 1,837 2,624 3,674 11.4 19.2
12 18 18
-
48 7,500 11,250 11,250
-
18,000 5.3 30,000 8.8 34,500 10.1 1,837 2,624 3,674 11.4 19.2
15 15 18
-
48 9,375 9,375 11,250
-
18,000 5.3 30,000 8.8 34,500 10.1 1,837 2,624 3,674 11.4 19.2
Four
Units
7
7
7
9
30 6,563 6,563 6,563 8,438 16,875 4.9 28,125 8.2 33,750 9.9 1,673 2,390 3,346 11.8 19.7
7
7
9
9
32 6,563 6,563 8,438 8,438 18,000 5.3 30,000 8.8 36,000 10.6 1,752 2,503 3,505 12.0 20.1
7
7
7 12 33 6,364 6,364 6,364 10,909 18,000 5.3 30,000 8.8 36,000 10.6 1,752 2,503 3,505 12.0 20.1
7
9
9
9
34 6,176 7,941 7,941 7,941 18,000 5.3 30,000 8.8 36,000 10.6 1,752 2,503 3,505 12.0 20.1
7
7
9 12 35 6,000 6,000 7,714 10,286 18,000 5.3 30,000 8.8 36,000 10.6 1,752 2,503 3,505 12.0 20.1
9
9
9
9
36 7,500 7,500 7,500 7,500 18,000 5.3 30,000 8.8 36,000 10.6 1,752 2,503 3,505 12.0 20.1
7
9
9 12 37 5,676 7,297 7,297 9,730 18,000 5.3 30,000 8.8 36,000 10.6 1,752 2,503 3,505 12.0 20.1
7
7
9 15 38 5,526 5,526 7,105 11,842 18,000 5.3 30,000 8.8 36,000 10.6 1,752 2,503 3,505 12.0 20.1
7
7 12 12 38 5,526 5,526 9,474 9,474 18,000 5.3 30,000 8.8 36,000 10.6 1,752 2,503 3,505 12.0 20.1
7
7
7 18 39 5,385 5,385 5,385 13,846 18,000 5.3 30,000 8.8 36,000 10.6 1,752 2,503 3,505 12.0 20.1
9
9
9 12 39 6,923 6,923 6,923 9,231 18,000 5.3 30,000 8.8 36,000 10.6 1,752 2,503 3,505 12.0 20.1
7
9
9 15 40 5,250 6,750 6,750 11,250 18,000 5.3 30,000 8.8 36,000 10.6 1,752 2,503 3,505 12.0 20.1
7
9 12 12 40 5,250 6,750 9,000 9,000 18,000 5.3 30,000 8.8 36,000 10.6 1,752 2,503 3,505 12.0 20.1
7
7
9 18 41 5,122 5,122 6,585 13,171 18,000 5.3 30,000 8.8 36,000 10.6 1,752 2,503 3,505 12.0 20.1
7
7 12 15 41 5,122 5,122 8,780 10,976 18,000 5.3 30,000 8.8 36,000 10.6 1,752 2,503 3,505 12.0 20.1
9
9
9 15 42 6,429 6,429 6,429 10,714 18,000 5.3 30,000 8.8 36,000 10.6 1,752 2,503 3,505 12.0 20.1
9
9 12 12 42 6,429 6,429 8,571 8,571 18,000 5.3 30,000 8.8 36,000 10.6 1,752 2,503 3,505 12.0 20.1
7
9
9 18 43 4,884 6,279 6,279 12,558 18,000 5.3 30,000 8.8 36,000 10.6 1,752 2,503 3,505 12.0 20.1
7
9 12 15 43 4,884 6,279 8,372 10,465 18,000 5.3 30,000 8.8 36,000 10.6 1,752 2,503 3,505 12.0 20.1
7 12 12 12 43 4,884 8,372 8,372 8,372 18,000 5.3 30,000 8.8 36,000 10.6 1,752 2,503 3,505 12.0 20.1
7
7 12 18 44 4,773 4,773 8,182 12,273 18,000 5.3 30,000 8.8 36,000 10.6 1,752 2,503 3,505 12.0 20.1
7
7
7 24* 45 4,667 4,667 4,667 16,000 18,000 5.3 30,000 8.8 36,000 10.6 1,752 2,503 3,505 12.0 20.1
9
9
9 18 45 6,000 6,000 6,000 12,000 18,000 5.3 30,000 8.8 36,000 10.6 1,752 2,503 3,505 12.0 20.1
9
9 12 15 45 6,000 6,000 8,000 10,000 18,000 5.3 30,000 8.8 36,000 10.6 1,752 2,503 3,505 12.0 20.1
9 12 12 12 45 6,000 8,000 8,000 8,000 18,000 5.3 30,000 8.8 36,000 10.6 1,752 2,503 3,505 12.0 20.1
7
9 12 18 46 4,565 5,870 7,826 11,739 18,000 5.3 30,000 8.8 36,000 10.6 1,752 2,503 3,505 12.0 20.1
7
9 15 15 46 4,565 5,870 9,783 9,783 18,000 5.3 30,000 8.8 36,000 10.6 1,752 2,503 3,505 12.0 20.1
7 12 12 15 46 4,565 7,826 7,826 9,783 18,000 5.3 30,000 8.8 36,000 10.6 1,752 2,503 3,505 12.0 20.1
7
7
9 24* 47 4,468 4,468 5,745 15,319 18,000 5.3 30,000 8.8 36,000 10.6 1,752 2,503 3,505 12.0 20.1
7
7 15 18 47 4,468 4,468 9,574 11,489 18,000 5.3 30,000 8.8 36,000 10.6 1,752 2,503 3,505 12.0 20.1
9
9 12 18 48 5,625 5,625 7,500 11,250 18,000 5.3 30,000 8.8 36,000 10.6 1,752 2,503 3,505 12.0 20.1
9
9 15 15 48 5,625 5,625 9,375 9,375 18,000 5.3 30,000 8.8 36,000 10.6 1,752 2,503 3,505 12.0 20.1
12 12 12 12 48 7,500 7,500 7,500 7,500 18,000 5.3 30,000 8.8 36,000 10.6 1,752 2,503 3,505 12.0 20.1
Table 23:
LMU36CHV with Mixed Indoor Units — Rated Cooling Combination Table.
1
Capacity as rated:
0 ft. above sea level with 25 ft. of refrigerant piping.
0 ft. level difference between outdoor and indoor units.
2
Cooling capacity rating obtained with air entering the indoor unit at 80ºF dry bulb (DB) and 67ºF wet
bulb (WB), and outdoor ambient conditions of 95ºF dry bulb (DB) and 75ºF wet bulb (WB).
3
Wiring cable size must comply with the applicable local and national codes.
4
The specification may be subject to change without prior notice for purpose of improvement.
5
At least two indoor units should be connected.
*The indoor unit must be non-ducted type.
Rated Cooling Combination Tables
PERFORMANCE DATA