York ZJ R-410A Technical Manual page 48

251934-YTG-G-0708
ZF300 (25 Ton) (Continued)
Air on
Evaporator Coil
Total
1
Capacity
WB
CFM
(MBh)
(°F)
77 271.5
72 252.3
6250
67 233.1
62 222.9
77 286.4
72 266.2
7500 67 246.0
62 235.2
57 233.5
77 301.4
72 280.1
8750 67 258.8
62 247.5
57 245.7
77 316.4
72 294.0
10000 67 271.7
62 259.7
57 257.9
72 286.6
67 264.8
11250
62 253.2
57 251.5
72 279.3
67 258.0
12500
62 246.7
57 245.0
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.
48
Sensible Capacity (MBh)
Total
Input Return Dry Bulb (°F)
2
(kW)
90 85 80
115°F
29.1 183.2 161.5 135.4
28.9 200.6 174.6 148.5
28.8 218.0 187.7 161.6
28.4 222.9 222.9 195.3
29.1 207.0 178.3 149.6
29.0 221.4 192.8 164.1
28.9 235.9 207.2 178.6
28.5 235.2 235.2 215.7
28.8 233.5 233.5 213.3
29.2 230.8 195.1 163.8
29.1 242.3 211.0 179.7
28.9 253.8 226.8 195.5
28.5 247.5 247.5 236.2
28.8 245.7 245.7 233.6
29.3 254.6 212.0 178.0
29.1 263.1 229.2 195.2
29.0 271.7 246.4 212.4
28.6 259.7 259.7 256.6
28.9 257.9 257.9 253.8
29.7 271.2 238.8 198.7
29.6 264.8 252.2 216.2
29.2 253.2 253.2 251.7
29.5 251.5 251.5 249.4
30.3 279.3 248.4 202.1
30.1 258.0 258.0 219.9
29.7 246.7 246.7 246.7
30.0 245.0 245.0 245.0
Temperature of Air on Condenser Coil
Total
1
Capacity
(MBh)
75 70 65
- - - 255.7
122.5 - - 237.6
135.6 109.6 - 219.5
169.2 143.2 117.2 213.8
- - - 267.2
135.4 - - 248.3
149.9 121.2 - 229.3
187.1 158.4 129.7 223.5
184.7 156.0 127.3 222.0
- - - 278.6
148.3 - - 258.9
164.2 132.9 - 239.2
204.9 173.5 142.2 233.2
202.3 170.9 139.6 231.6
- - - 290.1
161.3 - - 269.5
178.5 144.5 - 249.0
222.7 188.7 154.8 242.9
219.8 185.9 151.9 241.2
158.5 - - 261.6
176.0 135.9 - 241.6
211.5 171.4 131.3 235.8
209.2 169.1 129.0 234.2
155.8 - - 253.6
173.6 127.3 - 234.3
200.4 154.1 107.7 228.7
198.7 152.3 106.0 227.1
Sensible Capacity (MBh)
Total
Input Return Dry Bulb (°F)
2
(kW)
90 85 80
125°F
31.1 221.3 193.9 169.1
31.1 217.0 192.2 167.4
31.2 219.5 190.5 165.6
30.8 213.8 213.8 198.2
31.0 244.2 212.4 184.7
31.1 236.8 209.1 181.5
31.2 229.3 205.9 178.2
30.8 223.5 223.5 213.1
31.4 222.0 222.0 208.2
31.0 267.1 230.8 200.3
31.1 256.5 226.0 195.6
31.2 239.2 221.3 190.8
30.8 233.2 233.2 228.0
31.4 231.6 231.6 222.5
31.0 290.1 249.2 215.9
31.1 269.5 243.0 209.7
31.1 249.0 236.7 203.4
30.8 242.9 242.9 242.9
31.3 241.2 241.2 236.9
32.0 261.6 252.8 212.7
32.1 241.6 240.0 206.1
31.7 235.8 235.8 235.8
32.2 234.2 234.2 232.0
32.9 253.6 253.6 215.8
33.0 234.3 234.3 208.9
32.6 228.7 228.7 228.7
33.1 227.1 227.1 227.1
Johnson Controls Unitary Products
75 70 65
- - -
142.5 - -
140.8 116.0 -
173.4 148.5 123.7
- - -
153.8 - -
150.6 122.9 -
185.4 157.8 130.1
180.5 152.9 125.2
- - -
165.1 - -
160.3 129.8 -
197.5 167.0 136.5
192.1 161.6 131.1
- - -
176.3 - -
170.1 136.8 -
209.6 176.3 142.9
203.6 170.3 137.0
172.7 - -
166.1 126.1 -
195.7 155.7 115.7
192.0 152.0 111.9
169.1 - -
162.1 115.4 -
181.9 135.2 88.4
180.4 133.6 86.9