Multi F Outdoor Unit Engineering Manual

Due to our policy of continuous product innovation, some specications may change without notication.
©LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG” is a registered trademark of LG Corp.
24 | MULTI F OUTDOOR UNIT
Multi F and Multi F MAX Heat Pump System Engineering Manual
MULTI
F
MAX
MULTI
F
Rated Cooling Combination Tables
PERFORMANCE DATA
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
Non-Ducted Indoor Units
Two
Units
9 9 - - 18 9,000 9,000 - - 10,798 3.16 18,000 5.28 19,800 5.80 1,140 1,900 2,586 9.5 13.5
9 12 - - 21 9,000 12,000 - - 12,597 3.69 21,000 6.15 23,100 6.77 1,266 2,110 2,872 10.0 14.1
12 12 - - 24 12,000 12,000 - - 14,397 4.22 24,000 7.03 26,400 7.74 1,392 2,320 3,158 10.3 14.7
9 18 - - 27 9,000 18,000 - - 16,197 4.75 27,000 7.91 29,700 8.70 1,452 2,420 3,294 11.2 15.8
12 18 - - 30 12,000 18,000 - - 17,996 5.27 30,000 8.79 33,000 9.67 1,560 2,600 3,539 11.5 16.4
18 18 - - 36 16,500 16,500 - - 19,796 5.80 33,000 9.67 36,300 10.64 1,728 2,880 3,920 11.5 17.1
Three
Units
9 9 9 - 27 9,000 9,000 9,000 - 16,197 4.75 27,000 7.91 29,700 8.70 1,452 2,420 3,294 11.2 15.8
9 9 12 - 30 9,000 9,000 12,000 - 17,996 5.27 30,000 8.79 33,000 9.67 1,560 2,600 3,539 11.5 16.4
9 12 12 - 33 9,000 12,000 12,000 - 19,796 5.80 33,000 9.67 36,300 10.64 1,644 2,740 3,729 12.0 17.1
12 12 12 - 36 11,333 11,333 11,333 - 20,396 5.98 34,000 9.96 37,400 10.96 1,632 2,720 3,702 12.5 17.5
9 9 18 - 36 8,500 8,500 17,000 - 20,396 5.98 34,000 9.96 37,400 10.96 1,632 2,720 3,702 12.5 17.5
9 12 18 - 39 7,846 10,462 15,692 - 20,396 5.98 34,000 9.96 37,400 10.96 1,632 2,720 3,702 12.5 17.5
12 12 18 - 42 9,714 9,714 14,571 - 20,396 5.98 34,000 9.96 37,400 10.96 1,632 2,720 3,702 12.5 17.5
9 18 18 - 45 6,800 13,600 13,600 - 20,396 5.98 34,000 9.96 37,400 10.96 1,632 2,720 3,702 12.5 17.5
12 18 18 - 48 8,500 12,750 12,750 - 20,396 5.98 34,000 9.96 37,400 10.96 1,632 2,720 3,702 12.5 17.5
Four
Units
9 9 9 9 36 8,500 8,500 8,500 8,500 20,396 5.98 34,000 9.96 37,400 10.96 1,632 2,720 3,702 12.5 17.5
9 9 9 12 39 7,846 7,846 7,846 10,462 20,396 5.98 34,000 9.96 37,400 10.96 1,632 2,720 3,702 12.5 17.5
9 9 12 12 42 7,286 7,286 9,714 9,714 20,396 5.98 34,000 9.96 37,400
10.96 1,632 2,720 3,702 12.5 17.5
9 12 12 12 45 6,800 9,067 9,067 9,067 20,396 5.98 34,000 9.96 37,400 10.96 1,632 2,720 3,702 12.5 17.5
9 9 9 18 45 6,800 6,800 6,800 13,600 20,396 5.98 34,000 9.96 37,400 10.96 1,632 2,720 3,702 12.5 17.5
9 9 12 18 48 6,375 6,375 8,500 12,750 20,396 5.98 34,000 9.96 37,400 10.96 1,632 2,720 3,702 12.5 17.5
12 12 12 12 48 8,500 8,500 8,500 8,500 20,396 5.98 34,000 9.96 37,400 10.96 1,632 2,720 3,702 12.5 17.5
Ducted Indoor Units
Two
Units
9 9 - - 18 9,000 9,000 - - 10,798 3.16 18,000 5.28 19,800 5.80 1,188 1,980 2,695 9.1 12.7
9 12 - - 21 9,000 12,000 - - 12,597 3.69 21,000 6.15 23,100 6.77 1,320 2,200 2,995 9.5 13.4
12 12 - - 24 12,000 12,000 - - 14,397 4.22 24,000 7.03 26,400 7.74 1,452 2,420 3,294 9.9 13.9
9 18 - - 27 9,000 18,000 - - 16,197 4.75 27,000 7.91 29,700 8.70 1,518 2,530 3,443 10.7 14.9
12 18 - - 30 12,000 18,000 - - 17,996 5.27 30,000 8.79 33,000 9.67 1,626 2,710 3,688 11.1 15.5
24 9 33 24,000 9,000 - - 19,796 5.80 33,000 9.67 35,200 10.32 1,800 3,000 3,925 11.0 15.4
18 18 - - 36 16,500 16,500 - - 19,796 5.80 33,000 9.67 36,300 10.64 1,800 3,000 4,083 11.0 15.4
24 12 - - 36 22,000 11,000 - - 19,796 5.80 33,000 9.67 36,300 10.64 1,800 3,000 4,083 11.0 15.4
Three
Units
9 9 9 - 27 9,000 9,000 9,000 - 16,197 4.75 27,000 7.91 29,700 8.70 1,518 2,530 3,443 10.7 14.9
9 9 12 - 30 9,000 9,000 12,000 - 17,996 5.27 30,000 8.79 33,000 9.67 1,626 2,710 3,688 11.1 15.5
9 12 12 - 33 9,000 12,000 12,000 - 19,796 5.80 33,000 9.67 36,300 10.64 1,716 2,860 3,892 11.5 16.2
12 12 12 - 36 11,333 11,333 11,333 - 20,396 5.98 34,000 9.96 37,400 10.96 1,704 2,840 3,865 12.0 16.5
9 9 18 - 36 8,500 8,500 17,000 - 20,396 5.98 34,000 9.96 37,400 10.96 1,704 2,840 3,865 12.0 16.5
9 12 18 - 39 7,846 10,462 15,692 - 20,396 5.98 34,000 9.96 37,400 10.96 1,704 2,840 3,865 12.0 16.5
12 12 18 - 42 9,714 9,714 14,571 - 20,396 5.98 34,000 9.96 37,400 10.96 1,704 2,840 3,865 12.0 16.5
9 18 18 - 45 6,800 13,600 13,600 - 20,396 5.98
34,000 9.96 37,400 10.96 1,704 2,840 3,865 12.0 16.5
12 18 18 - 48 8,500 12,750 12,750 - 20,396 5.98 34,000 9.96 37,400 10.96 1,704 2,840 3,865 12.0 16.5
Four
Units
9 9 9 9 36 8,500 8,500 8,500 8,500 20,396 5.98 34,000 9.96 37,400 10.96 1,704 2,840 3,865 12.0 16.5
9 9 9 12 39 7,846 7,846 7,846 10,462 20,396 5.98 34,000 9.96 37,400 10.96 1,704 2,840 3,865 12.0 16.5
9 9 12 12 42 7,286 7,286 9,714 9,714 20,396 5.98 34,000 9.96 37,400 10.96 1,704 2,840 3,865 12.0 16.5
9 12 12 12 45 6,800 9,067 9,067 9,067 20,396 5.98 34,000 9.96 37,400 10.96 1,704 2,840 3,865 12.0 16.5
9 9 9 18 45 6,800 6,800 6,800 13,600 20,396 5.98 34,000 9.96 37,400 10.96 1,704 2,840 3,865 12.0 16.5
9 9 12 18 48 6,375 6,375 8,500 12,750 20,396 5.98 34,000 9.96 37,400 10.96 1,704 2,840 3,865 12.0 16.5
12 12 12 12 48 8,500 8,500 8,500 8,500 20,396 5.98 34,000 9.96 37,400 10.96 1,704 2,840 3,865 12.0 16.5
Table 17: LMU369HV with Non-Ducted and Ducted 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.