Cooling Capacity 7-1/2 Ton Unit - Imperial - York PREDATOR DM120 Technical Manual

TABLE 4: COOLING CAPACITY 7-1/2 TON UNIT - IMPERIAL
Air On
Temperature of Air on Condenser Coil 85°F
Evap. Coil
Tot. Tot.
WB
1
CFM
Cap. Input
(°F)
(MBH) (kW)
72 104 8.6
67
96 8.4
2250
62
88 8.2
57
84 8.2
72
107 8.7
67
99 8.5
2625
62
90 8.3
57 87 8.2
72 110 8.8
67
102 8.6
3000
62
93 8.3
57
89 8.3
72
112 8.8
67
104 8.6
3375
62
95 8.4
57 91 8.3
72
115 8.9
67
106 8.7
3750
62
97 8.4
57
92 8.4
Temperature of Air on Condenser Coil 105°F
72
91 9.8
67 81 9.5
2250
62
73 9.1
57
71 9.1
72
94 9.9
67
84 9.6
2625
62
75 9.3
57
74 9.3
72 97 10.0
67 87 9.7
3000
62
78 9.4
57
76 9.4
72
99 10.1
67
88 9.8
3375
62
79 9.4
57 77 9.4
72 101 10.1
67
90 9.8
3750
62
81 9.5
57
79 9.5
Temperature of Air on Condenser Coil 125°F
72
77 11.0
67
65 10.5
2250
62 59 10.2
57
58 10.2
72
80 11.1
67
67 10.6
2625
62
60 10.3
57
60 10.3
72
82 11.2
67 69 10.8
3000
62
62 10.4
57
62 10.5
72
84 11.4
67
71 10.9
3375
62
64 10.5
57
63 10.6
72 85 11.5
67 72 11.0
3750
62
65 10.6
57
64 10.7
14
Sensible Capacity (MBH)
2
Return Dry Bulb (°F)
86 83 80 77 74
60 54 47 41 34
74 68 61 55 48
87 81 75 68 62
84 83 77 71 64
66 59 51 43 36
81 73 66 58 51
90 87 80 73 65
87 86 83 75 68
72 63 55 46 37
88 79 71 62 53
93 93 86 77 69
89 89 89 80 71
77 68 58 48 38
94 84 74 64 54
95 95 91 81 71
91 91 91 81 71
83 72 61 49 38
101 89 78 67 56
97 97 95 84 73
92 92 92 81 70
54 48 41 35 28
67 61 54 48 42
73 71 64 58 51
71 71 64 58 52
60 52 45 37 30
74 67 59 52 44
75 74 70 62 55
74 73 70 63 55
66 57 49 40 31
82 73 64 55 47
78 78 76 67 58
76 76 76 67 58
71 61 51 41 31
85 78 68 58 48
79 79 78 68 58
77 77 77 67 57
76 65 54 43 32
89 82 71 60 49
81 81 81 69 58
79 79 79 68 56
49 42 36 30 23
60 54 48 41 35
59 59 54 48 42
58 58 52 46 39
55 47 39 32 24
67 60 52 44 37
60 60 59 52 44
60 60 57 49 42
60 51 43 34 25
69 65 56 48 39
62 62 62 56 47
62 62 62 53 44
65 55 45 35 26
71 70 60 50 40
64 64 64 55 45
63 63 63 53 43
70 59 48 37 26
72 72 63 52 41
65 65 65 54 43
64 64 64 53 42
Temperature of Air on Condenser Coil 95°F
1 Tot. Tot.
1 2
Cap. Input
(MBH) (kW)
71 68
- - 98 9.2
42 35 90 9.0
55 49 80 8.6
58 51 78 8.6
- - 101 9.3
43 35 92 9.1
58 50 83 8.7
60 53 81 8.7
- - 104 9.4
44 36 95 9.2
60 51 86 8.8
63 54 83 8.8
- - 106 9.4
44 35 97 9.2
61 51 87 8.9
61 51 84 8.9
- - 108 9.5
45 33 99 9.3
62 51 88 8.9
59 48 86 8.9
Temperature of Air on Condenser Coil 115°F
- - 84 10.4
35 29 73 10.0
45 38 66 9.7
45 39 65 9.7
- - 87 10.5
37 29 76 10.1
47 40 68 9.8
47 40 67 9.8
- - 89 10.6
38 29 78 10.2
49 41 70 9.9
50 41 69 9.9
- - 91 10.7
38 28 80 10.3
48 38 71 10.0
47 37 70 10.0
- - 93 10.8
38 27 81 10.4
47 36 73 10.1
45 34 72 10.1
- -
1 These capacities are gross ratings. For net
28 22
capacity, deduct air blower motor, MBH = 3.415
35 29
x kW. Refer to the appropriate Blower Perfor-
33 26
mance Table for the kW of the supply air
- -
blower motor.
29 22
37 29
2 These ratings include condenser fan motors
34 27
and the compressor motors but not the supply
- -
air blower motor.
30 21
38 29
36 27
- -
30 20
35 25
33 23
- -
30 19
31 20
31 20
036-21044-003-A-0304
Sensible Capacity (MBH)
Return Dry Bulb (°F)
86 83 80 77 74
57 50 44 37 31
71 64 58 51 45
80 75 69 63 56
78 77 71 64 58
63 55 48 40 32
78 71 63 55 48
83 80 75 68 60
81 80 77 69 62
69 60 51 43 34
86 77 68 59 51
86 86 81 72 64
83 83 83 74 66
74 64 54 44 34
92 82 72 62 52
87 87 85 75 65
84 84 84 74 64
79 68 57 46 34
97 86 75 64 53
88 88 88 77 66
86 86 86 75 63
51 45 39 32 26
64 57 51 45 38
66 66 59 53 46
65 65 58 52 45
57 50 42 35 27
71 63 56 48 40
68 68 65 57 49
67 67 64 56 48
63 54 46 37 28
78 69 60 52 43
70 70 70 61 53
69 69 69 60 51
68 58 48 38 28
79 74 64 54 44
71 71 71 61 51
70 70 70 60 50
73 62 51 40 29
81 79 67 56 45
73 73 73 62 50
72 72 72 60 49
Unitary Products
1
71 68
- -
39 32
50 43
51 45
- -
40 33
52 45
54 46
- -
42 33
55 46
57 48
- -
42 32
55 45
55 45
- -
42 30
55 44
52 41
- -
32 25
40 34
39 33
- -
33 25
42 34
41 33
- -
34 25
44 35
43 34
- -
34 24
42 32
40 30
- -
34 23
39 28
38 27