271846-YTG-B-0208
Johnson Controls Unitary Products
13
TABLE 10: COOLING PERFORMANCE DATA - CU 25 TON VERTICAL MODELS
TABLE 11: WATER-SIDE ECONOMIZER COOLING PERFORMANCE DATA - CH 5-10 TON MODELS
CU300
25 TON
10000 CFM
45 GPM
75 GPM
EWT
EWT
65°F 85°F
105°F 65°F 85°F
105°F
EWB EDB TC SC kW TC SC kW TC SC kW TC SC kW TC SC kW TC SC kW
62°F
75°F
315.1 237.0 17.53 295.4 230.9 20.29 272.1 223.0 23.95 320.9 243.4 16.74 301.3 234.2 19.37 278.7 230.4 22.78
80°F
315.1 277.9 17.53 295.4 272.5 20.29 272.1 265.9 23.95 320.9 286.2 16.74 301.3 275.8 19.37 278.7 275.5 22.78
85°F
333.6 333.6 17.63 312.8 312.8 20.41 288.1 288.1 24.11 339.8 339.8 16.84 319.0 319.0 19.49 295.1 295.1 22.94
67°F
75°F
335.8 189.6 17.71 314.8 183.2 20.50 290.4 175.9 24.21 342.0 192.5 16.92 321.6 188.2 19.58 298.2 181.7 23.03
80°F
335.8 231.9 17.71 314.8 226.0 20.50 290.4 219.3 24.21 342.0 234.5 16.92 321.6 233.3 19.58 298.2 227.2 23.03
85°F
335.8 273.9 17.71 314.8 268.8 20.50 290.4 263.0 24.21 342.0 276.8 16.92 321.6 278.0 19.58 298.2 273.0 23.03
72°F
75°F
356.4 141.1 18.09 333.8 135.3 20.83 310.2 130.1 24.58 365.1 144.1 17.30 343.4 138.8 20.01 319.2 133.2 23.40
80°F
356.4 184.7 18.09 333.8 179.5 20.83 310.2 175.5 24.58 365.1 188.7 17.30 343.4 183.9 20.01 319.2 178.8 23.40
85°F
356.4 228.5 18.09 333.8 223.6 20.83 310.2 221.0 24.58 365.1 232.9 17.30 343.4 228.9 20.01 319.2 224.6 23.40
UNIT
Air @ 80°F EDB, 67°F EWB Water Capacity [MBH]
CFM PD [in WG] Flow [GPM] PD [PSI] EWT [°F] Total Sensible
CH060 2000 0.16
9 1.4
45 50.8 39.9
55 31.4 31.4
15 3.8
45 64.5 45.0
55 35.0 35.0
CH096 3200 0.14
15 1.4
45 87.4 66.5
55 52.7 52.7
24 3.4
45 107.1 73.8
55 60.5 57.0
CH120 4000 0.21
18 1.9
45 104.6 80.3
55 63.0 63.0
30
5.2
45 127.3 88.6
55 68.9 68.9
NOTE:
1. All economizer coils are 3R, 10 FPI, aluminum fins with copper tubes and headers.
2. For total system waterside pressure drop, add condenser pressure drop and waterside economizer coil pressure drop.
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