York DH 300 User Manual

Page 17

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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

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