York R-410A manual ZF240 20 Ton Continued, Johnson Controls Unitary Products

Models: R-410A

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ZF240 (20 Ton) (Continued)

251934-YTG-G-0708

ZF240 (20 Ton) (Continued)

Air on

 

 

 

 

 

 

Temperature of Air on Condenser Coil

 

 

 

 

 

 

Evaporator Coil

Total

Total

 

Sensible Capacity (MBh)

 

Total

Total

 

Sensible Capacity (MBh)

 

CFM

 

WB

Capacity1

Input

 

Return Dry Bulb (°F)

 

Capacity1

Input

 

Return Dry Bulb (°F)

 

 

(°F)

(MBh)

(kW)2

 

 

 

 

 

 

(MBh)

(kW)2

 

 

 

 

 

 

 

90

85

80

75

70

65

90

85

80

75

70

65

 

 

 

 

 

 

115°F

 

 

 

 

 

 

 

125°F

 

 

 

 

 

 

77

259.6

28.3

108.9

88.3

67.7

-

-

-

239.1

30.7

99.0

81.5

61.1

-

-

-

5000

 

72

242.3

27.7

146.8

126.2

105.6

85.0

-

-

224.6

30.0

140.1

119.7

99.2

78.8

-

-

 

67

225.0

27.1

184.8

164.2

143.6

122.9

102.3

-

210.0

29.3

178.3

157.8

137.4

116.9

96.5

-

 

 

 

 

62

207.6

26.7

207.6

207.2

174.1

153.5

132.9

112.3

193.3

28.9

193.3

193.3

165.0

144.6

124.1

103.7

 

 

77

267.9

28.3

120.8

97.4

74.1

-

-

-

246.8

30.6

113.8

90.5

67.2

-

-

-

 

 

72

250.0

27.7

162.3

139.0

115.6

92.3

-

-

231.8

29.9

155.7

132.4

109.2

85.9

-

-

6000

 

67

232.2

27.1

203.9

180.5

157.2

133.8

110.5

-

216.8

29.2

197.6

174.4

151.1

127.8

104.6

-

 

 

62

214.3

26.6

214.3

214.0

190.6

167.3

143.9

120.6

199.5

28.8

199.5

199.5

181.6

158.3

135.0

111.7

 

 

57

215.4

26.7

215.4

215.1

191.8

168.4

145.1

121.7

203.0

29.0

203.0

202.7

179.0

155.7

132.4

109.1

 

 

77

276.2

28.2

132.7

106.6

80.5

-

-

-

254.5

30.5

128.5

99.4

73.4

-

-

-

 

 

72

257.8

27.6

177.9

151.8

125.7

99.6

-

-

239.0

29.8

171.3

145.2

119.1

93.0

-

-

7000

 

67

239.4

27.0

223.0

196.9

170.8

144.7

118.6

-

223.5

29.1

217.0

190.9

164.8

138.7

112.7

-

 

 

62

220.9

26.6

220.9

220.8

207.2

181.1

155.0

128.9

205.7

28.7

205.7

205.7

198.1

172.0

145.9

119.8

 

 

57

222.0

26.7

222.0

221.9

208.4

182.3

156.2

130.1

209.3

28.9

209.3

209.2

195.3

169.2

143.1

117.0

 

 

77

284.5

28.2

144.7

115.8

86.9

-

-

-

262.2

30.4

143.3

108.4

79.5

-

-

-

 

 

72

265.6

27.6

193.4

164.6

135.7

106.9

-

-

246.3

29.7

186.8

157.9

129.0

100.1

-

-

8000

 

67

246.6

27.0

242.2

213.3

184.5

155.6

126.8

-

230.3

29.1

230.3

207.4

178.5

149.7

120.8

-

 

 

62

227.6

26.5

227.6

227.6

223.7

194.9

166.0

137.2

212.0

28.6

212.0

212.0

212.0

185.7

156.8

127.9

 

 

57

228.7

26.6

228.7

228.7

225.1

196.2

167.4

138.5

215.7

28.8

215.7

215.7

211.6

182.7

153.8

124.9

 

 

72

264.8

27.7

204.0

172.5

141.1

109.6

-

-

244.6

29.8

195.9

164.7

133.5

102.2

-

-

9000

 

67

245.9

27.1

243.6

223.2

191.7

160.3

128.8

-

228.7

29.1

228.7

216.0

184.7

153.5

122.2

-

 

62

226.9

26.6

226.9

226.9

225.0

193.5

162.0

130.5

210.5

28.7

210.5

210.5

210.5

180.6

149.3

118.1

 

 

 

 

57

228.0

26.7

228.0

228.0

226.2

194.7

163.2

131.8

214.2

28.9

214.2

214.2

212.2

180.9

149.7

118.5

 

 

72

263.9

27.8

214.6

180.5

146.4

112.3

-

-

242.9

29.9

205.1

171.5

137.9

104.3

-

-

10000

 

67

245.1

27.2

245.1

233.1

199.0

164.9

130.8

-

227.2

29.2

227.2

224.5

190.9

157.3

123.7

-

 

62

226.2

26.7

226.2

226.2

226.2

192.1

158.0

123.9

209.1

28.8

209.1

209.1

209.1

175.5

141.9

108.3

 

 

 

 

57

227.3

26.8

227.3

227.3

227.3

193.2

159.1

125.0

212.8

29.0

212.8

212.8

212.8

179.2

145.6

112.0

1.These 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.

46

Johnson Controls Unitary Products

Page 46
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York R-410A manual ZF240 20 Ton Continued, Johnson Controls Unitary Products