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262260-YTG-E-1008
Johnson Controls Unitary Products 17
TABLE 7: DH 300 COOLING CAPACITIES (25 TON) (CONTINUED)
AIR ON
EVAPORATOR
COIL
TEMPERATURE OF AIR ON CONDENSER COIL
115°F
TOTAL
CAP.
1
MBH
POWER
INPUT
2
KW
SENSIBLE CAPACITY, MBH
ENTERING DRY BULB, °F
CFM
WB
°F
90 85 80 75 70 65
7500
77 302.0 29.3 147.5 111.8 76.2 - - -
72 274.5 28.5 198.2 162.6 126.9 91.3 - -
67 247.1 27.7 247.1 213.3 177.7 142.0 106.4 -
62 242.9 27.1 242.9 242.9 220.0 184.3 148.7 113.1
57 238.3 27.2 238.3 238.3 208.0 172.3 136.7 101.1
8750
77 306.2 29.3 187.3 123.2 81.1 - - -
72 278.4 28.5 219.4 177.3 135.1 93.0 - -
67 250.5 27.8 250.5 231.3 189.2 147.0 104.9 -
62 246.3 27.1 246.3 246.3 234.2 192.1 150.0 107.8
57 241.6 27.3 241.6 241.6 221.4 179.3 137.2 95.1
10000
77 310.4 29.4 227.1 134.6 86.0 - - -
72 282.2 28.6 240.5 191.9 143.3 94.7 - -
67 254.0 27.8 254.0 249.2 200.6 152.0 103.4 -
62 249.7 27.2 249.7 249.7 248.4 199.8 151.2 102.6
57 244.9 27.3 244.9 244.9 234.9 186.3 137.7 89.1
11250
72 286.0 28.9 256.9 201.6 146.2 90.9 - -
67 257.4 28.1 257.4 255.1 204.7 149.3 94.0 -
62 253.1 27.4 253.1 253.1 252.4 197.1 141.7 86.4
57 248.2 27.6 248.2 248.2 239.6 184.2 128.9 73.5
12500
72 289.8 29.1 273.3 211.2 149.1 87.0 - -
67 260.9 28.3 260.9 260.9 208.7 146.6 84.5 -
62 256.4 27.7 256.4 256.4 256.4 194.3 132.2 70.1
57 251.5 27.8 251.5 251.5 244.3 182.2 120.1 58.0
1. These capacities are gross ratings. For net capacity, deduct the air blower motor, MBH = 3.415 x KW. Refer to the appropriate Blower Perfor-
mance Table for the KW of the supply air blower motor.
2. These ratings include the condenser fan motors (Total 2.1 KW) and the compressor motors but not the supply air blower motor.
Nominal Rating