York YAFS012 Installation Manual page 51

Operating Parameters cont.
Dual Capacity Models
First Stage Operation
Entering Water Water Flow
Temp °F gpm/ton
1.5
30
3.0
1.5
50
3.0
1.5
70
3.0
1.5
90
3.0
1.5
110
3.0
Entering Water Water Flow
Temp °F gpm/ton
1.5
30
3.0
1.5
50
3.0
1.5
70
3.0
1.5
90
3.0
1.5
110
3.0
NOTE: Cooling performance based on entering air temperatures of 80° F DB, 67° F WB.
Heating performance based on entering air temperature of 70° F DB.
Second Stage Operation
Entering Water Water Flow
Temp °F gpm/ton
1.5
30
3.0
1.5
50
3.0
1.5
70
3.0
1.5
90
3.0
1.5
110
3.0
Entering Water Water Flow
Temp °F gpm/ton
1.5
30
3.0
1.5
50
3.0
1.5
70
3.0
1.5
90
3.0
1.5
110
3.0
NOTE: Cooling performance based on entering air temperatures of 80° F DB, 67° F WB.
Heating performance based on entering air temperature of 70° F DB.
Suction Pressure Discharge
psig Pressure psig
105 - 120 140 - 155
100 - 115 115 - 130
125 - 140 205 - 225
120 - 135 180 - 200
135 - 145 280 - 290
133 - 143 250 - 260
142 - 152 345 - 355
140 - 150 330 - 340
152 - 158 405 - 435
148 - 153 390 - 420
Suction Pressure Discharge
psig Pressure psig
76 - 84 270 - 285
80 - 88 275 - 290
100 - 115 280 - 310
105 - 120 290 - 315
135 - 150 310 - 325
140 - 155 315 - 330
155 - 165 330 - 370
160 - 170 340 - 380
Suction Pressure Discharge
psig Pressure psig
115 - 125 150 - 170
105 - 120 130 - 145
130 - 140 215 - 235
128 - 138 190 - 210
138 - 148 280 - 310
136 - 146 250 - 280
145 - 155 350 - 380
143 - 153 320 - 350
145 - 155 420 - 450
143 - 153 405 - 435
Suction Pressure Discharge
psig Pressure psig
73 - 85 270 - 305
77 - 90 280 - 315
97 - 110 290 - 325
102 - 115 300 - 335
130 - 145 320 - 355
135 - 150 325 - 360
150 - 160 350 - 390
155 - 165 365 - 405
AFFINITY SINGLE & DUAL CAPACITY SERIES INSTALLATION MANUAL
Cooling -- No Hot Water Generation
Superheat Subcooling
20 - 35
20 - 35
12 - 20
12 - 20
10 - 16
10 - 16
8 - 12
8 - 12
8 - 12
8 - 12
Heating -- No Hot Water Generation
Superheat Subcooling
8 - 12
8 - 12
10 - 14
10 - 14
12 - 16
12 - 16
12 - 16
12 - 16
Cooling -- No Hot Water Generation
Superheat Subcooling
20 - 35 10 - 17
20 - 35 10 - 17
12 - 20
12 - 20
10 - 16 10 - 16
10 - 16
9 - 14 10 - 16
9 - 14
9 - 14 10 - 16
9 - 14
Heating -- No Hot Water Generation
Superheat Subcooling
8 - 14
8 - 14
10 - 16
10 - 16
13 - 19
13 - 19
13 - 19
13 - 19
51
Water Temp Rise
°F
9 - 17 17 - 21
9 - 17 8 - 12
8 - 14 17 - 21
8 - 14 8 - 12
8 - 14 16 - 20
8 - 14 9 - 13
8 - 14 14 - 20
8 - 14 8 - 12
8 - 14 14 - 20
8 - 14 8 - 12
Water Temp Drop
°F
3 - 10 5 - 9
3 - 10 3 - 7
3 - 10 7 - 11
3 - 10 5 - 9
3 - 10 8 - 12
3 - 10 6 - 10
3 - 10 8 - 12
3 - 10 6 - 10
Water Temp Rise
°F
17 - 22
8 - 10
8 - 14 16 - 22
8 - 14 8 - 12
15 - 21
8 - 14 7 - 13
14 - 20
8 - 14 6 - 10
14 - 20
8 - 14 6 - 10
Water Temp Drop
°F
3 - 10 6 - 10
3 - 10 4 - 8
3 - 10 9 - 13
3 - 10 7 - 11
3 - 10 10 - 14
3 - 10 8 - 12
3 - 10 10 - 14
3 - 10 8 - 12
Air Temp Drop
°F DB
17 - 23
17 - 23
17 - 23
17 - 23
17 - 23
17 - 23
17 - 23
17 - 23
17 - 23
17 - 23
Air Temp Rise
°F DB
12 - 16
14 - 18
18 - 22
20 - 24
24 - 28
22 - 30
24 - 28
22 - 30
2/15/12
Air Temp Drop
°F DB
17 - 23
17 - 23
17 - 23
17 - 23
17 - 23
17 - 23
17 - 23
17 - 23
17 - 23
17 - 23
Air Temp Rise
°F DB
15 - 21
17 - 23
22 - 28
24 - 30
30 - 36
32 - 38
30 - 36
32 - 38
2/15/12