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262292-YTG-B-0107
20 Unitary Products Group
TABLE 9: COOLING CAPACITIES FOR WR300 (ALTERNATE REHEAT MODE)
Air on Evaporator Coil
Temperature of Air on Condenser Coil
75°F 85°F
CFM
WB
(°F)
Total
Cap.
1
(MBH)
Total
2
Input
(kW)
Sensible Capacity (MBH)
*
Return Dry Bulb (°F)
Total
Cap.
1
(MBH)
Total
2
Input
(kW)
Sensible Capacity (MBH)
*
Return Dry Bulb (°F)
90 85 80 75 70 65 90 85 80 75 70 65
7500
67 140 21.1 19 17 16 14 12 10 129 22.3 12 11 9 8 7 6
62 128 19.9 88 86 84 82 80 78 119 21.1 68 67 66 65 64 62
57 117 18.8 104 102 100 98 96 94 113 20.3 81 80 79 78 77 76
7750
67 139 21.2 21 19 17 15 12 10 128 22.4 13 12 10 9 8 7
62 127 20.1 88 86 84 82 80 78 118 21.2 75 74 73 71 70 69
57 116 18.9 104 102 100 98 96 94 112 20.4 90 88 87 86 84 83
8000
67 138 21.3 22 20 18 15 13 11 127 22.5 14 13 11 10 9 7
62 126 20.2 88 86 84 82 80 78 117 21.3 82 81 79 78 76 75
57 115 19.0 104 102 100 98 96 93 111 20.4 98 96 95 93 92 91
8500
67 138 21.4 24 22 19 17 15 12 127 22.5 16 15 13 12 10 9
62 125 20.2 98 95 92 90 88 85 117 21.3 95 94 92 90 89 87
57 115 19.1 109 108 107 105 102 100 111 20.5 104 104 103 101 100 98
9000
67 137 21.4 26 23 21 19 16 14 127 22.5 18 17 15 13 12 10
62 125 20.2 107 104 100 98 96 93 117 21.3 108 107 105 103 102 100
57 114 19.1
114 114 114 112 109 107 111 20.5 111 111 111 109 107 106
95°F 105°F
7500
67 118 23.4 443322 108 24.8 332211
62 110 22.3 49 48 48 48 47 47 101 23.6 31 31 30 30 30 29
57 108 21.7 59 59 58 58 57 57 98 23.1 37 37 36 36 36 35
7750
67 117 23.5 554433 107 24.9 544322
62 109 22.3 62 62 61 61 60 60 100 23.7 51 50 50 49 48 48
57 107 21.8 75 75 74 73 73 72 97 23.2 60 59 59 58 58 57
8000
67 116 23.6 665443 106 24.9 665433
62 108 22.4 75 75 74 73 73 72 99 23.8 70 69 69 68 67 66
57 106 21.9 91 90 90 89 89 88 96 23.3 82 82 81 80 79 79
8500
67 117 23.6 987655 107 24.9 876543
62 109 22.4 93 92 92 91 90 89 100 23.8 79 79 78 77 76 75
57 107 21.9 99 99 99 98 97 96 97 23.3 87 87 86 85 84 83
9000
67 118 23.6 11 10 9 8 7 6 108 24.9 9 8 7 6 5 4
62 110 22.4
110 108 107 106 105 104 101 23.8 89 88 87 86 85 84
57 108 21.9
108 108 108 107 106 105 98 23.3 92 92 91 90 89 88
115°F 125°F
7500
67 97 26.2------ 87 27.6------
62 91 25.0141313121212 82 26.4------
57 88 24.6151515141413 77 26.0------
7750
67 97 26.2 4 4 3 2 2 1 87 27.6 4 3 2 2 - -
62 91 25.0 39 39 38 37 37 36 82 26.4 28 27 27 26 25 24
57 87 24.6 45 44 43 43 42 41 77 26.0 29 29 28 27 27 26
8000
67 96 26.3 7 6 5 4 3 2 86 27.6 7 6 5 4 - -
62 90 25.1 65 64 63 62 62 61 81 26.5 60 59 58 57 56 55
57 86 24.7 74 73 72 71 70 69 76 26.1 65 64 63 62 61 60
8500
67 98 26.3 7 6 5 4 3 2 88 27.7 6 5 4 3 - -
62 92 25.1 66 65 64 63 62 61 83 26.5 53 52 50 49 48 47
57 88 24.7 75 74 73 72 71 70 78 26.1 63 62 60 59 58 57
9000
67 99 26.3 7 6 5 4 3 2 90 27.7 6 4 3 2 - -
62 93 25.1 68 66 65 64 63 62 85 26.5 47 45 43 42 40 39
57 89 24.7 77 76 74 73 72 71 80 26.1 61 59 58 56 55 54
1. The capacities are gross ratings. For net capacity, deduct air blower motor, MBh = 3.415 x kW. Refer to the appropriate Blower
Performance table for the kW of the supply air blower motor.
2. These ratings include the condenser fan motors (total 1 kW) and the compressor motors but not the supply air blower motor.
All Sensible Capacity