Brochure
26
RAC Multi System
CU-4KS31NBU/CU-4KE31NBU 230V
Capacity ( Min. - Max. ) Capacity ( Min. - Max. )
7500 + 7,500 = 15,000 7,500 7,500 15,000 ( 4,400 - 17,400 ) 8,500 8,500 17,000 ( 6,800 - 21,800 )
7500 + 9,000 = 16,500 7,500 9,000 16,500 ( 5,100 - 19,700 ) 8,541 12,259 20,800 ( 7,100 - 25,400 )
7500 + 11,900 = 19,400 7,500 11,900 19,400 ( 5,800 - 22,800 ) 8,500 14,300 22,800 ( 7,800 - 28,200 )
7500 + 17,500 = 25,000 7,320 17,080 24,400 ( 7,500 - 26,200 ) 8,529 20,471 29,000 ( 10,200 - 32,000 )
7500 + 24,200 = 31,700 6,625 21,375 28,000 ( 7,800 - 30,000 ) 6,800 23,200 30,000 ( 10,200 - 32,000 )
9000 + 9,000 = 18,000 9,000 9,000 18,000 ( 5,800 - 22,000 ) 12,200 12,200 24,400 ( 8,100 - 29,000 )
9000 + 11,900 = 20,900 8,957 11,843 20,800 ( 6,400 - 25,200 ) 11,878 13,922 25,800 ( 8,800 - 29,000 )
9000 + 17,500 = 26,500 8,626 16,774 25,400 ( 7,800 - 29,000 ) 11,002 18,398 29,400 ( 11,200 - 32,000 )
9000 + 24,200 = 33,200 7,861 21,139 29,000 ( 7,800 - 30,000 ) 9,061 21,539 30,600 ( 11,200 - 32,000 )
11900 + 11,900 = 23,800 11,900 11,900 23,800 ( 7,500 - 28,600 ) 13,600 13,600 27,200 ( 9,800 - 29,000 )
11900 + 17,500 = 29,400 10,848 15,952 26,800 ( 8,800 - 30,000 ) 12,281 17,519 29,800 ( 11,600 - 32,000 )
11900 + 24,200 = 36,100 9,625 19,575 29,200 ( 8,800 - 30,000 ) 10,238 20,762 31,000 ( 11,600 - 32,000 )
17500 + 17,500 = 35,000 14,500 14,500 29,000 ( 8,800 - 30,000 ) 15,300 15,300 30,600 ( 11,600 - 32,000 )
17500 + 24,200 = 41,700 12,296 17,004 29,300 ( 9,200 - 30,000 ) 13,215 18,785 32,000 ( 11,600 - 32,000 )
7500 + 7,500 + 7,500 = 22,500 7,467 7,467 7,467 22,400 ( 6,800 - 26,200 ) 8,467 8,467 8,467 25,400 ( 9,200 - 30,600 )
7500 + 7,500 + 9,000 = 24,000 7,500 7,500 9,000 24,000 ( 7,500 - 26,600 ) 8,442 8,442 12,116 29,000 ( 10,200 - 31,200 )
7500 + 7,500 + 11,900 = 26,900 7,082 7,082 11,236 25,400 ( 8,100 - 26,800 ) 7,930 7,930 13,341 29,200 ( 10,900
- 32,000 )
7500 + 7,500 + 17,500 = 32,500 6,600 6,600 15,400 28,600 ( 9,200 - 30,600 ) 6,818 6,818 16,364 30,000 ( 11,600 - 32,000 )
7500 + 7,500 + 24,200 = 39,200 5,587 5,587 18,027 29,200 ( 9,800 - 30,600 ) 5,802 5,802 19,796 31,400 ( 11,600 - 32,000 )
7500 + 9,000 + 9,000 = 25,500 7,294 8,753 8,753 24,800 ( 7,800 - 27,200 ) 7,596 10,902 10,902 29,400 ( 11,200 - 31,600 )
7500 + 9,000 + 11,900 = 28,400 6,972 8,366 11,062 26,400 ( 8,800 - 27,600 ) 7,237 10,387 12,175 29,800 ( 11,600 - 32,000 )
7500 + 9,000 + 17,500 = 34,000 6,309 7,571 14,721 28,600 ( 9,800 - 30,600 ) 6,328 9,083 15,188 30,600 ( 11,600 - 32,000 )
7500 + 9,000 + 24,200 = 40,700 5,381 6,457 17,362 29,200 ( 9,800 - 30,600 ) 5,473 7,855 18,672 32,000 ( 11,600 - 32,000 )
7500 + 11,900 + 11,900 = 31,300 6,613 10,493 10,493 27,600 ( 9,200 - 28,600 ) 6,873 11,563 11,563 30,000 ( 11,600 - 32,000 )
7500 + 11,900 + 17,500 = 36,900 5,935 9,417 13,848 29,200 ( 9,800 - 30,600 ) 6,100 10,262 14,639 31,000 ( 11,600 - 32,000 )
7500 + 11,900 + 24,200 = 43,600 5,023 7,970 16,207 29,200 ( 9,800 - 30,600 ) 5,251 8,834 17,915 32,000 ( 11,600 - 32,000 )
7500 + 17,500 + 17,500 = 42,500 5,153 12,024 12,024 29,200 ( 9,800 - 30,600 ) 5,517 13,241 13,241 32,000 ( 11,600 - 32,000 )
7500 + 17,500 + 24,200 = 49,200 4,451 10,386 14,363 29,200 ( 9,800 - 30,600 ) 4,698 11,275 16,028 32,000 ( 11,600 - 32,000 )
9000 + 9,000 + 9,000 = 27,000 8,533 8,533 8,533 25,600 ( 8,500 - 27,200 ) 10,000 10,000 10,000 30,000 ( 11,600 - 32,000 )
9000 + 9,000 + 11,900 = 29,900 8,187 8,187 10,825 27,200 ( 9,200 - 28,200 ) 9,520 9,520 11,159 30,200 ( 11,600 - 32,000 )
9000 + 9,000 + 17,500 = 35,500 7,352 7,352 14,296 29,000 ( 9,800 - 30,600 ) 8,496 8,496 14,207 31,200 ( 11,600 - 32,000 )
9000 + 9,000 + 24,200 = 42,200 6,185 6,185 16,630 29,000 ( 9,800 - 30,600 ) 7,311 7,311
17,378 32,000 ( 11,600 - 32,000 )
9000 + 11,900 + 11,900 = 32,800 7,848 10,376 10,376 28,600 ( 9,200 - 29,200 ) 9,150 10,725 10,725 30,600 ( 11,600 - 32,000 )
9000 + 11,900 + 17,500 = 38,400 6,844 9,049 13,307 29,200 ( 9,800 - 30,600 ) 8,220 9,635 13,745 31,600 ( 11,600 - 32,000 )
9000 + 11,900 + 24,200 = 45,100 5,827 7,705 15,668 29,200 ( 9,800 - 30,600 ) 7,034 8,245 16,721 32,000 ( 11,600 - 32,000 )
9000 + 17,500 + 17,500 = 44,000 5,973 11,614 11,614 29,200 ( 9,800 - 30,600 ) 7,366 12,317 12,317 32,000 ( 11,600 - 32,000 )
11900 + 11,900 + 11,900 = 35,700 9,267 9,267 9,267 27,800 ( 9,800 - 29,000 ) 10,333 10,333 10,333 31,000 ( 11,600 - 32,000 )
11900 + 11,900 + 17,500 = 41,300 8,414 8,414 12,373 29,200 ( 9,800 - 30,600 ) 9,280 9,280 13,239 31,800 ( 11,600 - 32,000 )
11900 + 11,900 + 24,200 = 48,000 7,239 7,239 14,722 29,200 ( 9,800 - 30,600 ) 7,944 7,944 16,111 32,000 ( 11,600 - 32,000 )
11900 + 17,500 + 17,500 = 46,900 7,409 10,896 10,896 29,200 ( 9,800 - 30,600 ) 8,305 11,848 11,848 32,000 ( 11,600 - 32,000 )
7500 + 7,500 + 7,500 + 7,500 = 30,000 7,050 7,050 7,050 7,050 28,200 ( 9,800 - 28,200 ) 7,400 7,400 7,400 7,400 29,600 ( 11,600 - 32,000 )
7500 + 7,500 + 7,500 + 9,000 = 31,500 6,905 6,905 6,905 8,286 29,000 ( 9,800 - 29,000 ) 6,899 6,899 6,899 9,903 30,600 ( 11,600 - 32,000 )
7500 + 7,500 + 7,500 + 11,900 = 34,400 6,453 6,453 6,453 10,240 29,600 ( 9,800 - 29,600 ) 6,577 6,577 6,577 11,069 30,800 ( 11,600 - 32,000 )
7500 + 7,500 + 7,500 + 17,500 = 40,000 5,738 5,738 5,738 13,388 30,600 ( 9,800 - 30,600 ) 5,815 5,815 5,815 13,956 31,400 ( 11,600 - 32,000 )
7500 + 7,500 + 7,500 + 24,200 = 46,700 4,914 4,914 4,914 15,857 30,600 ( 9,800 - 30,600 ) 4,991 4,991 4,991 17,028 32,000 ( 11,600 - 32,000 )
7500 + 7,500 + 9,000 + 9,000 = 33,000 6,636 6,636 7,964 7,964 29,200
( 9,800 - 29,200 ) 6,324 6,324 9,076 9,076 30,800 ( 11,600 - 32,000 )
7500 + 7,500 + 9,000 + 11,900 = 35,900 6,267 6,267 7,521 9,944 30,000 ( 9,800 - 30,000 ) 6,097 6,097 8,750 10,257 31,200 ( 11,600 - 32,000 )
7500 + 7,500 + 9,000 + 17,500 = 41,500 5,530 5,530 6,636 12,904 30,600 ( 9,800 - 30,600 ) 5,484 5,484 7,871 13,161 32,000 ( 11,600 - 32,000 )
7500 + 7,500 + 9,000 + 24,200 = 48,200 4,761 4,761 5,714 15,363 30,600 ( 9,800 - 30,600 ) 4,674 4,674 6,708 15,945 32,000 ( 11,600 - 32,000 )
7500 + 7,500 + 11,900 + 11,900 = 38,800 5,915 5,915 9,385 9,385 30,600 ( 9,800 - 30,600 ) 5,816 5,816 9,784 9,784 31,200 ( 11,600 - 32,000 )
7500 + 7,500 + 11,900 + 17,500 = 44,400 5,169 5,169 8,201 12,061 30,600 ( 9,800 - 30,600 ) 5,261 5,261 8,851 12,627 32,000 ( 11,600 - 32,000 )
7500 + 7,500 + 17,500 + 17,500 = 50,000 4,590 4,590 10,710 10,710 30,600 ( 9,800 - 30,600 ) 4,706 4,706 11,294 11,294 32,000 ( 11,600 - 32,000 )
7500 + 9,000 + 9,000 + 9,000 = 34,500 6,217 7,461 7,461 7,461 28,600 ( 9,800 - 28,600 ) 5,880 8,440 8,440 8,440 31,200 ( 11,600 - 32,000 )
7500 + 9,000 + 9,000 + 11,900 = 37,400 6,136 7,364 7,364 9,736 30,600 ( 9,800 - 30,600 ) 5,691 8,168 8,168 9,574 31,600 ( 11,600 - 32,000 )
7500 + 9,000 + 9,000 + 17,500 = 43,000 5,337 6,405 6,405 12,453 30,600 ( 9,800 - 30,600 ) 5,103 7,325 7,325 12,248 32,000 ( 11,600 - 32,000 )
7500 + 9,000 + 11,900 + 11,900 = 40,300 5,695 6,834 9,036 9,036 30,600 ( 9,800 - 30,600 ) 5,517 7,919 9,282 9,282 32,000 ( 11,600 - 32,000 )
7500 + 9,000 + 11,900 + 17,500 = 45,900 5,000 6,000 7,933 11,667 30,600 ( 9,800 - 30,600 ) 4,910 7,047 8,260 11,783 32,000 ( 11,600 - 32,000 )
7500 + 11,900 + 11,900 + 11,900 = 43,200 5,313 8,429 8,429 8,429 30,600 ( 9,800 - 30,600 ) 5,292 8,903 8,903 8,903 32,000 ( 11,600 - 32,000 )
7500 + 11,900 + 11,900 + 17,500
= 48,800 4,703 7,462 7,462 10,973 30,600 ( 9,800 - 30,600 ) 4,730 7,958 7,958 11,353 32,000 ( 11,600 - 32,000 )
9000 + 9,000 + 9,000 + 9,000 = 36,000 7,650 7,650 7,650 7,650 30,600 ( 9,800 - 30,600 ) 8,000 8,000 8,000 8,000 32,000 ( 11,600 - 32,000 )
9000 + 9,000 + 9,000 + 11,900 = 38,900 7,080 7,080 7,080 9,361 30,600 ( 9,800 - 30,600 ) 7,670 7,670 7,670 8,990 32,000 ( 11,600 - 32,000 )
9000 + 9,000 + 9,000 + 17,500 = 44,500 6,189 6,189 6,189 12,034 30,600 ( 9,800 - 30,600 ) 6,849 6,849 6,849 11,453 32,000 ( 11,600 - 32,000 )
9000 + 9,000 + 11,900 + 11,900 = 41,800 6,589 6,589 8,711 8,711 30,600 ( 9,800 - 30,600 ) 7,366 7,366 8,634 8,634 32,000 ( 11,600 - 32,000 )
9000 + 9,000 + 11,900 + 17,500 = 47,400 5,810 5,810 7,682 11,297 30,600 ( 9,800 - 30,600 ) 6,606 6,606 7,743 11,046 32,000 ( 11,600 - 32,000 )
9000 + 11,900 + 11,900 + 11,900 = 44,700 6,161 8,146 8,146 8,146 30,600 ( 9,800 - 30,600 ) 7,085 8,305 8,305 8,305 32,000 ( 11,600 - 32,000 )
11900 + 11,900 + 11,900 + 11,900 = 47,600 7,650 7,650 7,650 7,650 30,600 ( 9,800 - 30,600 ) 8,000 8,000 8,000 8,000 32,000 ( 11,600 - 32,000 )
2-room
Operation
Room
C
Room
D
Total Performance
Indoor Unit Combination
Indoor Unit Capacity (BTU/h)
COOLING HEATING
Room
A
Room
B
Room
C
3-room
Operation
4-room
Operation
Room
B
Room
D
Total Performance
Room
A










