COOLING CAPACITY DATA
ARUM288BTE5 / ARUM288DTE5
288,000 Btu/h 208-230V / 460V Outdoor Units
Outdoor
Combination
68/57
air temp.
(%)
TC
(°F DB)
MBh
-9.9
261.9
-5
261.9
0
261.9
5
261.9
10
261.9
14
261.9
20
261.9
25
261.9
30
261.9
35
261.9
40
261.9
45
261.9
50
261.9
55
261.9
130%
60
261.9
65
261.9
70
261.9
75
261.9
80
261.9
85
261.9
90
261.9
95
264.7
100
264.7
105
264.7
110
264.7
115
263.4
118
229.0
122
183.0
-9.9
238.3
-5
238.3
0
238.3
5
238.3
10
238.3
14
238.3
20
238.3
25
238.3
30
238.3
35
238.3
40
238.3
45
238.3
50
238.3
55
238.3
120%
60
238.3
65
238.3
70
238.3
75
238.3
80
238.3
85
238.3
90
238.3
95
240.9
100
240.9
105
240.9
110
240.9
115
234.2
118
209.1
122
167.1
TC = Total Capacity (MBh).
PI = Power Input (kW) (includes compressor and outdoor fan).
Cooling range with the Low Ambient Baffle Kit (sold separately) is -9.9°F to +122°F and is achieved
only when all indoor units are operating in cooling mode. Does not impact heat recovery system
synchronous operating range.
The System Combination Ratio must be between 50–130%.
50 | PERFORMANCE DATA
73/61
79/64
PI
TC
PI
TC
kW
MBh
kW
MBh
6.07
311.1
7.36
361.6
6.40
311.1
7.77
361.6
6.65
311.1
8.08
361.6
6.90
311.1
8.38
361.6
7.10
311.1
8.61
361.6
7.36
311.1
8.92
361.6
7.49
311.1
9.07
361.6
7.59
311.1
9.19
361.6
7.69
311.1
9.31
361.6
7.78
311.1
9.42
361.6
7.88
311.1
9.53
361.6
7.96
311.1
9.63
361.6
8.04
311.1
9.73
361.6
8.17
311.1
9.91
361.6
8.43
311.1
10.26
356.3
8.61
311.1
10.48
351.0
8.29
311.1
10.07
344.3
8.50
311.1
10.73
339.0
9.66
311.1
12.23
329.7
10.28
311.1
13.05
324.4
11.65
305.7
14.84
315.0
12.35
303.6
15.79
313.1
13.37
298.2
17.08
307.7
15.07
290.3
19.32
299.6
16.92
278.2
21.78
289.9
19.58
268.2
25.05
268.2
16.59
233.1
21.22
233.4
12.58
187.0
16.13
186.0
5.72
284.4
6.93
330.5
6.03
284.4
7.31
330.5
6.28
284.4
7.60
330.5
6.50
284.4
7.88
330.5
6.69
284.4
8.11
330.5
6.93
284.4
8.40
330.5
7.04
284.4
8.53
330.5
7.13
284.4
8.63
330.5
7.22
284.4
8.74
330.5
7.32
284.4
8.84
330.5
7.40
284.4
8.96
330.5
7.49
284.4
9.05
330.5
7.57
284.4
9.16
330.5
7.70
284.4
9.32
330.5
7.95
284.4
9.66
330.5
8.11
284.4
9.87
330.5
7.96
284.4
9.67
330.5
8.16
284.4
10.30
330.5
9.27
284.4
11.73
321.3
9.87
284.4
12.54
316.0
11.18
284.4
14.25
306.8
11.86
287.4
15.16
304.7
12.83
287.4
16.39
299.4
14.46
282.9
18.56
291.4
16.24
275.7
20.90
284.6
18.80
265.5
24.05
265.5
16.59
230.9
20.37
231.2
12.58
185.2
15.49
184.2
©
Indoor Air Temp. °F DB/°F WB
80/67
85/70
PI
TC
PI
TC
kW
MBh
kW
MBh
8.74
374.9
9.42
380.2
9.21
374.9
9.95
380.2
9.59
374.9
10.35
380.2
9.94
374.9
10.73
380.2
10.23
374.9
11.03
380.2
10.59
374.9
11.44
380.2
10.75
374.9
11.61
380.2
10.88
374.9
11.76
380.2
11.01
374.9
11.90
380.2
11.13
374.9
12.04
380.2
11.27
374.9
12.19
380.2
11.40
374.9
12.31
380.2
11.50
374.9
12.43
380.2
11.72
369.6
12.70
374.9
12.21
361.4
13.19
365.6
12.43
356.3
13.46
360.3
12.39
348.3
13.64
353.7
13.26
343.0
14.63
348.3
15.17
333.7
16.74
339.0
16.20
329.7
17.87
333.7
18.40
319.1
20.35
324.4
19.65
322.5
318.4
21.72
21.29
313.1
22.85
317.1
24.02
304.2
24.58
308.9
26.20
290.7
26.33
295.1
27.62
268.2
27.62
268.2
23.23
233.4
23.43
233.4
17.68
186.6
17.72
187.0
8.21
354.2
8.85
370.0
8.66
354.2
9.34
370.0
9.00
354.2
9.71
370.0
9.34
354.2
10.06
370.0
9.60
354.2
10.35
370.0
9.95
354.2
10.73
370.0
10.09
354.2
10.90
370.0
10.21
354.2
11.03
370.0
10.33
354.2
11.17
370.0
10.45
354.2
11.31
370.0
10.59
354.2
11.45
370.0
10.71
354.2
11.59
370.0
10.83
354.2
11.70
370.0
11.04
354.2
11.96
366.0
11.50
351.6
12.41
355.5
11.70
346.3
12.67
351.6
11.90
339.7
13.09
343.7
12.73
334.5
14.04
339.7
14.56
325.2
16.07
329.2
15.56
320.0
17.15
325.2
17.66
310.8
19.54
314.7
18.86
314.0
308.7
20.85
304.7
21.94
308.7
20.44
23.07
296.1
23.59
300.0
25.15
285.4
25.27
289.7
26.51
265.5
26.51
265.5
22.29
231.2
22.50
231.2
16.98
184.8
17.02
185.2
Nominal capacity as rated: 0 ft. above sea level with 25 ft. of refrigerant piping.
0 ft. level difference between outdoor and indoor units.
Nominal 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).
88/73
91/76
PI
TC
PI
TC
kW
MBh
kW
MBh
10.17
393.4
11.66
402.8
10.73
393.4
12.30
402.8
11.16
393.4
12.79
402.8
11.57
393.4
13.26
402.8
11.90
393.4
13.64
402.8
12.33
393.4
14.14
402.8
12.51
393.4
14.33
402.8
12.65
393.4
14.50
402.8
12.79
393.4
14.66
402.8
12.94
393.4
14.83
402.8
13.10
393.4
15.01
402.8
13.22
393.4
15.17
402.8
13.36
393.4
15.32
402.8
13.64
388.0
15.59
397.5
14.17
378.6
16.07
388.0
14.43
373.3
16.60
382.7
14.96
366.6
16.62
375.9
16.04
361.2
17.41
370.6
18.40
351.8
18.90
361.2
19.52
346.4
19.69
355.8
21.05
337.0
21.22
346.4
21.79
335.2
22.00
344.7
22.98
331.1
23.20
340.6
24.70
319.5
24.93
324.2
26.41
301.3
26.68
302.4
27.62
272.0
27.67
273.3
23.43
236.8
23.48
235.8
17.74
190.2
17.80
189.9
9.54
386.8
10.94
394.8
10.06
386.8
11.54
394.8
10.47
386.8
12.01
394.8
10.85
386.8
12.44
394.8
11.16
386.8
12.80
394.8
11.57
386.8
13.26
394.8
11.73
386.8
13.46
394.8
11.87
386.8
13.61
394.8
12.01
386.8
13.76
394.8
12.15
386.8
13.93
394.8
12.31
386.8
14.11
394.8
12.44
386.8
14.26
394.8
12.58
386.8
14.43
394.8
12.83
381.4
14.68
390.8
13.34
372.0
15.14
380.1
13.59
366.6
15.64
376.0
14.36
360.0
15.95
368.0
15.39
354.6
16.71
363.9
17.66
345.2
18.15
353.2
18.74
339.8
18.90
349.2
20.21
330.4
20.37
338.4
20.93
328.5
21.13
337.9
22.06
324.3
22.27
332.5
23.73
314.9
23.92
320.1
25.36
298.7
25.61
299.8
26.51
272.1
26.56
273.3
22.50
236.9
22.54
235.9
17.03
190.2
17.09
189.9
PI
kW
12.05
12.71
13.22
13.71
14.10
14.61
14.82
15.00
15.17
15.35
15.53
15.70
15.85
15.96
16.14
16.74
16.78
17.53
19.06
19.86
21.43
22.21
23.41
25.17
26.93
27.72
23.52
17.87
11.30
11.93
12.41
12.86
13.23
13.71
13.90
14.07
14.24
14.42
14.60
14.77
14.93
15.04
15.40
15.77
16.11
16.83
18.30
19.05
20.57
21.32
22.47
24.15
25.86
26.61
22.57
17.16