Outdoor air
Combination
temp.
(%)
TC
°F DB °F WB
MBh
-12.6
-13.0
348.8
-7.0
-7.6
379.9
-4.0
-4.4
398.6
0.0
-0.4
421.0
5.0
4.5
448.9
10.0
9.0
479.9
15.0
14.0
506.6
20.0
19.0
547.6
100%
25.0
23.0
582.5
30.0
28.0
610.3
35.0
32.0
620.5
40.0
36.0
620.5
45.0
41.0
620.5
47.0
43.0
620.5
50.0
46.0
620.5
55.0
51.0
620.5
60.0
56.0
620.5
-12.6
-13.0
347.3
-7.0
-7.6
378.2
-4.0
-4.4
396.8
0.0
-0.4
421.0
5.0
4.5
448.9
10.0
9.0
479.9
15.0
14.0
506.6
20.0
19.0
560.9
90%
25.0
23.0
568.9
30.0
28.0
568.9
35.0
32.0
568.9
40.0
36.0
568.9
45.0
41.0
568.9
47.0
43.0
568.9
50.0
46.0
568.9
55.0
51.0
568.9
60.0
56.0
568.9
-12.6
-13.0
345.8
-7.0
-7.6
376.6
-4.0
-4.4
395.2
0.0
-0.4
418.8
5.0
4.5
448.5
10.0
9.0
492.4
15.0
14.0
508.9
20.0
19.0
508.9
80%
25.0
23.0
508.9
30.0
28.0
508.9
35.0
32.0
508.9
40.0
36.0
508.9
45.0
41.0
508.9
47.0
43.0
508.9
50.0
46.0
508.9
55.0
51.0
508.9
60.0
56.0
508.9
TC = Total Capacity (MBh).
PI = Power Input (kW) (includes compressor and outdoor fan).
The System Combination Ratio must be between 50–130%.
Nominal capacity as rated: 0 ft. above sea level with 25 ft. of refrigerant piping.
0 ft. level difference between outdoor and indoor units.
59
61
64
PI
TC
PI
TC
kW
MBh
kW
MBh
32.77
348.8
34.26
348.8
36.1
379.9
37.57
379.9
38.11
398.6
39.57
398.6
40.56
420.2
42.04
418.8
43.65
448.9
45.14
448.9
46.73
478.7
48.21
476.6
49.75
506.6
51.24
506.6
53.56
545.6
54.38
542.6
57.17
574.2
54.82
562.0
53.25
591.7
51.31
563.9
49.35
597.8
47.78
563.9
45.46
597.8
44.24
563.9
41.64
597.8
40.79
563.9
40.54
597.8
39.69
563.9
39.03
597.8
38.23
563.9
36.63
597.8
35.88
563.9
34.07
597.8
33.37
563.9
32.43
347.3
33.55
347.3
35.76
378.2
36.89
378.2
37.76
396.8
38.87
396.8
40.24
420.2
41.34
418.8
43.33
448.9
44.44
448.9
46.41
478.7
47.51
476.6
49.43
506.6
50.54
506.6
54.03
542.6
52.93
515.0
50.81
547.5
49.79
515.0
47.62
547.5
46.65
515.0
44.40
547.5
43.50
515.0
41.19
547.5
40.36
515.0
38.04
547.5
37.28
515.0
37.02
547.5
36.28
515.0
35.67
547.5
34.94
515.0
33.47
547.5
32.80
515.0
31.12
547.5
30.50
515.0
28.21
345.8
29.16
345.8
31.55
376.6
32.5
376.6
33.55
395.2
34.50
395.2
36.00
418.8
36.97
418.8
39.10
448.5
40.05
448.5
42.17
480.3
43.14
462.0
45.62
490.2
46.17
462.0
46.28
490.2
45.46
462.0
43.49
490.2
42.71
462.0
40.70
490.2
39.96
462.0
37.89
490.2
37.21
462.0
35.10
490.2
34.45
462.0
32.37
490.2
31.75
462.0
31.51
490.2
30.89
462.0
30.34
490.2
29.75
462.0
28.48
490.2
27.94
462.0
26.48
490.2
25.98
462.0
©
HEATING CAPACITY DATA
ARUM456BTE5 / ARUM456DTE5
456,000 Btu/h 208-230V / 460V Outdoor Units
Indoor Air Temp. °F DB/°F WB
67
70
PI
TC
PI
TC
kW
MBh
kW
MBh
kW
36.47
347.7
38.03
346.5
39.57
39.8
378.6
41.35
377.4
42.91
41.80
397.2
43.35
396.0
44.91
44.28
418.3
45.82
417.7
47.38
47.35
447.7
48.91
446.5
50.46
50.45
476.5
51.99
476.1
53.55
53.47
505.4
53.68
504.2
53.92
55.61
527.8
53.35
513.0
51.08
51.32
537.4
49.79
513.0
48.29
48.37
538.4
46.92
513.0
45.50
45.39
538.4
44.05
513.0
42.70
42.44
538.4
41.17
513.0
39.89
39.50
538.4
38.31
513.0
37.13
38.46
538.4
37.30
513.0
36.15
37.05
538.4
35.92
513.0
34.82
34.77
538.4
33.72
513.0
32.69
32.33
538.4
31.36
513.0
30.38
35.21
346.2
37.05
345.1
38.87
38.55
377
40.39
375.9
42.21
40.55
395.6
42.37
394.4
44.21
43.02
418.0
44.84
417.2
46.68
46.09
447.3
47.93
445.7
49.75
49.19
472.0
51.01
467.4
52.85
52.21
488.3
51.59
469.7
50.97
51.31
492.5
49.70
469.7
48.09
48.26
492.5
46.76
469.7
45.24
45.22
492.5
43.81
469.7
42.40
42.16
492.5
40.87
469.7
39.57
39.13
492.5
37.92
469.7
36.74
36.12
492.5
35.04
469.7
33.95
35.17
492.5
34.11
469.7
33.05
33.87
492.5
32.85
469.7
31.83
31.79
492.5
30.84
469.7
29.87
29.56
492.5
28.68
469.7
27.78
30.61
344.7
32.78
343.6
34.94
33.95
375.5
36.11
374.3
38.28
35.95
394.0
38.11
392.8
40.28
38.42
415.8
40.59
412.7
42.75
41.50
434.7
43.66
420.7
45.83
44.59
441.3
45.27
420.7
45.97
46.99
441.3
45.26
420.7
43.54
44.24
441.3
42.63
420.7
41.01
41.54
441.3
40.04
420.7
38.54
38.86
441.3
37.45
420.7
36.06
36.15
441.3
34.86
420.7
33.59
33.47
441.3
32.29
420.7
31.09
30.81
441.3
29.75
420.7
28.68
30.01
441.3
28.96
420.7
27.90
28.89
441.3
27.89
420.7
26.88
27.12
441.3
26.17
420.7
25.23
25.23
441.3
24.35
420.7
23.46
Nominal heating capacity rating obtained with air entering the indoor unit at 70ºF dry bulb (DB) and
outdoor ambient conditions of 47ºF dry bulb (DB) and 43ºF wet bulb (WB).
73
76
PI
TC
PI
TC
PI
MBh
kW
MBh
kW
346.5
42.63
346.5
44.37
377.4
45.94
377.4
47.71
396.0
47.94
396.0
49.71
417.7
50.42
417.7
52.18
446.5
53.51
446.5
55.25
470.5
55.33
458.7
54.43
482.9
52.97
454.5
51.36
482.9
49.93
454.5
48.40
482.9
46.92
454.5
45.47
482.9
43.93
454.5
42.56
482.9
40.94
454.5
39.65
482.9
37.95
454.5
36.74
482.9
35.01
454.5
33.87
482.9
34.07
454.5
32.97
482.9
32.81
454.5
31.75
482.9
30.80
454.5
29.81
482.9
28.64
454.5
27.71
345.1
42.28
345.1
45.07
375.9
45.62
375.9
48.4
394.4
47.62
394.4
50.38
416.1
50.09
413.8
52.86
435.1
51.82
417.7
51.71
442.2
50.81
415.3
48.53
442.2
48.21
415.3
46.02
442.2
45.50
415.3
43.42
442.2
42.83
415.3
40.86
442.2
40.16
415.3
38.30
442.2
37.49
415.3
35.72
442.2
34.84
415.3
33.17
442.2
32.22
415.3
30.65
442.2
31.36
415.3
29.83
442.2
30.21
415.3
28.73
442.2
28.34
415.3
26.96
442.2
26.36
415.3
25.08
343.6
39.57
343.6
42.36
374.3
42.71
374.3
45.07
386.8
44.60
373.6
46.71
394.4
46.22
371.2
46.55
394.5
45.24
371.2
43.86
394.5
42.99
371.2
41.65
394.5
40.78
371.2
39.49
394.5
38.47
371.2
37.22
394.5
36.23
371.2
35.01
394.5
33.96
371.2
32.80
394.5
31.71
371.2
30.58
394.5
29.46
371.2
28.37
394.5
27.23
371.2
26.20
394.5
26.52
371.2
25.50
394.5
25.54
371.2
24.56
394.5
23.97
371.2
23.06
394.5
22.29
371.2
21.45
PERFORMANCE DATA | 149
80
TC
Pl
MBh
kW
346.5
46.72
377.4
50.06
396.0
52.06
417.7
54.53
446.5
57.61
442.7
53.21
416.9
49.23
416.9
46.36
416.9
43.54
416.9
40.74
416.9
37.92
416.9
35.12
416.9
32.37
416.9
31.51
416.9
30.34
416.9
28.48
416.9
26.48
345.1
48.76
375.9
52.1
394.4
54.10
410.5
56.57
394.5
51.55
379.3
45.50
379.3
43.14
379.3
40.66
379.3
38.23
379.3
35.80
379.3
33.37
379.3
30.95
379.3
28.56
379.3
27.81
379.3
26.79
379.3
25.14
379.3
23.38
343.6
46.05
374.3
48.22
356.1
49.52
340.1
46.96
339.8
42.04
339.8
39.88
339.8
37.76
339.8
35.56
339.8
33.40
339.8
31.24
339.8
29.08
339.8
26.92
339.8
24.80
339.8
24.14
339.8
23.26
339.8
21.82
339.8
20.31