York ZF SERIES - Unit Operation and Control

251934-YTG-J-0910
Johnson Controls Unitary Products 37
ZR300 (25 Ton)
Air on
Evaporator Coil
Temperature of Air on Condenser Coil
Total
Capacity
1
(MBh)
Total
Input
(kW)
2
Sensible Capacity (MBh)
Total
Capacity
1
(MBh)
Total
Input
(kW)
2
Sensible Capacity (MBh)
CFM
WB
(°F)
Return Dry Bulb (°F) Return Dry Bulb (°F)
90 85 80 75 70 65 90 85 80 75 70 65
75°F 85°F
7500
77 395.3 19.2 235.2 199.6 164.0 - - - 382.3 21.2 212.1 176.5 140.9 - - -
72 367.6 19.1 261.5 225.9 190.2 154.6 - - 352.6 21.2 246.0 210.3 174.7 139.1 - -
67 339.9 19.0 287.8 252.2 216.5 180.9 145.2 - 322.8 21.2 279.8 244.2 208.5 172.9 137.3 -
62 309.6 18.4 309.6 295.9 260.2 224.6 189.0 153.3 297.0 20.5 297.0 285.0 249.4 213.7 178.1 142.4
57 304.6 18.4 304.6 304.6 271.5 235.8 200.2 164.5 291.1 20.6 291.1 291.1 257.7 222.1 186.5 150.8
8750
77 406.1 19.5 253.6 216.9 174.8 - - - 391.6 21.5 235.1 193.0 150.9 - - -
72 377.6 19.4 286.8 244.7 202.6 160.5 - - 361.1 21.5 271.4 229.3 187.2 145.0 - -
67 349.1 19.3 320.1 272.5 230.4 188.3 146.2 - 330.6 21.5 307.6 265.5 223.4 181.3 139.2 -
62 318.1 18.7 318.1 311.2 277.0 234.9 192.8 150.6 304.2 20.8 304.2 298.2 267.1 225.0 182.9 140.8
57 312.9 18.7 312.9 312.9 289.0 246.9 204.7 162.6 298.1 20.8 298.1 298.1 276.1 234.0 191.9 149.7
10000
77 416.9 19.8 271.9 234.2 185.6 - - - 400.8 21.8 258.1 209.5 160.9 - - -
72 387.6 19.7 312.2 263.6 215.0 166.4 - - 369.6 21.8 296.8 248.2 199.6 151.0 - -
67 358.4 19.6 352.4 292.9 244.3 195.7 147.1 - 338.4 21.8 335.5 286.9 238.3 189.7 141.1 -
62 326.5 19.0 326.5 326.5 293.7 245.1 196.5 147.9 311.4 21.1 311.4 311.4 284.9 236.3 187.7 139.1
57 321.2 19.0 321.2 321.2 306.5 257.9 209.3 160.7 305.1 21.1 305.1 305.1 294.5 245.9 197.3 148.7
11250
72 394.3 20.5 329.3 273.9 218.6 163.2 - - 374.6 22.4 313.0 257.7 202.3 147.0 - -
67 364.5 20.5 361.5 303.9 248.6 193.2 137.9 - 343.0 22.4 341.5 296.8 241.5 186.1 130.8 -
62 332.1 19.8 332.1 332.1 298.8 243.5 188.1 132.8 315.6 21.7 315.6 315.6 288.8 233.4 178.1 122.7
57 326.7 19.8 326.7 326.7 311.7 256.4 201.0 145.7 309.3 21.7 309.3 309.3 298.4 243.1 187.7 132.4
12500
72 400.9 21.4 346.4 284.3 222.2 160.1 - - 379.6 23.0 329.2 267.1 205.0 142.9 - -
67 370.6 21.3 370.6 314.9 252.8 190.7 128.6 - 347.6 23.0 347.6 306.8 244.7 182.6 120.5 -
62 337.7 20.6 337.7 337.7 303.9 241.8 179.7 117.6 319.8 22.3 319.8 319.8 292.6 230.5 168.4 106.3
57 332.2 20.6 332.2 332.2 317.0 254.9 192.8 130.7 313.4 22.3 313.4 313.4 302.4 240.3 178.2 116.1
95°F 105°F
7500
77 369.4 23.3 189.1 153.4 117.8 - - - 342.9 26.5 167.4 131.8 96.1 - - -
72 337.6 23.4 230.5 194.8 159.2 123.5 - - 313.5 26.3 214.9 179.2 143.6 107.9 - -
67 305.8 23.5 271.9 236.2 200.6 164.9 129.3 - 284.0 26.1 262.3 226.7 191.0 155.4 119.8 -
62 284.4 22.7 284.4 274.1 238.5 202.8 167.2 131.6 264.2 25.5 264.2 259.0 223.3 187.7 152.1 116.4
57 277.5 22.7 277.5 277.5 244.0 208.4 172.7 137.1 257.8 25.5 257.8 257.8 225.5 189.9 154.2 118.6
8750
77 377.1 23.6 216.7 169.2 127.0 - - - 350.8 26.6 199.9 146.2 104.1 - - -
72 344.6 23.7 256.0 213.8 171.7 129.6 - - 320.7 26.5 239.8 197.7 155.6 113.5 - -
67 312.1 23.7 295.2 258.5 216.4 174.3 132.1 - 290.6 26.3 279.7 249.2 207.1 165.0 122.8 -
62 290.3 23.0 290.3 285.2 257.3 215.2 173.0 130.9 270.3 25.7 270.3 267.7 242.1 199.9 157.8 115.7
57 283.3 22.9 283.3 283.3 263.2 221.1 179.0 136.9 263.8 25.7 263.8 263.8 244.4 202.3 160.1 118.0
10000
77 384.8 23.8 244.4 184.9 136.3 - - - 358.7 26.8 232.4 160.7 112.1 - - -
72 351.6 23.9 281.5 232.9 184.3 135.7 - - 327.9 26.7 264.8 216.2 167.6 119.0 - -
67 318.5 24.0 318.5 280.8 232.2 183.6 135.0 - 297.2 26.5 297.2 271.7 223.1 174.5 125.9 -
62 296.2 23.2 296.2 296.2 276.1 227.5 178.9 130.3 276.4 25.9 276.4 276.4 260.8 212.2 163.6 115.0
57 289.1 23.2 289.1 289.1 282.4 233.8 185.2 136.6 269.7 25.8 269.7 269.7 263.3 214.7 166.1 117.5
11250
72 355.0 24.3 296.7 241.4 186.0 130.7 - - 331.0 27.1 279.8 224.5 169.1 113.8 - -
67 321.5 24.4 321.5 289.7 234.4 179.0 123.7 - 299.9 26.9 299.9 280.5 225.2 169.8 114.5 -
62 299.0 23.6 299.0 299.0 278.7 223.3 168.0 112.6 278.9 26.3 278.9 278.9 263.2 207.8 152.5 97.1
57 291.8 23.6 291.8 291.8 285.1 229.8 174.4 119.1 272.2 26.3 272.2 272.2 265.7 210.4 155.0 99.7
12500
72 358.3 24.7 312.0 249.9 187.8 125.7 - - 334.0 27.6 294.9 232.8 170.7 108.6 - -
67 324.6 24.8 324.6 298.7 236.6 174.5 112.4 - 302.7 27.4 302.7 289.3 227.2 165.1 103.0 -
62 301.8 23.9 301.8 301.8 281.3 219.2 157.1 95.0 281.5 26.8 281.5 281.5 265.6 203.5 141.4 79.3
57 294.6 23.9 294.6 294.6 287.8 225.7 163.6 101.5 274.7 26.7 274.7 274.7 268.2 206.1 144.0 81.9