Zt090 (7.5 Ton) 1St Stage Cooling - York ZT SERIES Technical Manual

5167821-YTG-K-1118

ZT090 (7.5 ton) 1st stage cooling

Air on evaporator
coil
Total
1
capacity
WB
CFM
(MBh)
(°F)
77 38.3
72 33.7
875
67 29.1
62 26.5
77 39.3
72 34.5
1050 67 29.8
62 27.1
57 28.7
77 40.3
72 35.4
1225 67 30.6
62 27.8
57 29.4
77 41.3
72 36.3
1400 67 31.3
62 28.5
57 30.1
72 38.0
67 32.8
1575
62 29.9
57 31.5
72 39.7
67 34.3
1750
62 31.3
57 33.0
77 29.2
72 26.4
875
67 23.6
62 22.2
77 30.1
72 27.2
1050 67 24.4
62 22.9
57 23.3
77 31.0
72 28.0
1225 67 25.1
62 23.6
57 24.0
77 31.9
72 28.9
1400 67 25.8
62 24.2
57 24.7
72 29.6
67 26.5
1575
62 24.9
57 25.3
72 30.4
67 27.2
1750
62 25.5
57 26.0
40
Sensible capacity (MBh)
Total input
Return dry bulb (°F)
2
(kW)
90 85 80
75°F
1.1 18.7 12.0 11.8
1.2 23.9 20.4 16.3
1.3 29.1 28.8 20.9
1.3 26.5 26.5 21.3
1.1 26.2 16.6 13.2
1.2 28.0 23.1 18.2
1.3 29.8 29.6 23.3
1.3 27.1 27.1 23.7
1.3 28.7 28.7 25.0
1.1 33.8 21.2 14.5
1.2 32.2 25.9 20.1
1.2 30.6 30.5 25.6
1.3 27.8 27.8 26.1
1.3 29.4 29.4 27.6
1.1 41.3 25.8 15.9
1.2 36.3 28.6 21.9
1.2 31.3 31.3 28.0
1.3 28.5 28.5 28.5
1.3 30.1 30.1 30.1
1.2 38.0 30.8 23.3
1.2 32.8 32.8 29.8
1.2 29.9 29.9 29.9
1.2 31.5 31.5 31.5
1.1 39.7 33.0 24.6
1.2 34.3 34.3 31.5
1.2 31.3 31.3 31.3
1.2 33.0 33.0 33.0
95°F
1.7 24.6 13.9 10.0
1.7 24.1 18.8 14.6
1.7 23.6 23.6 19.2
1.7 22.2 22.2 19.1
1.7 27.0 17.3 10.9
1.7 25.7 20.8 15.9
1.7 24.4 24.4 20.9
1.7 22.9 22.9 20.8
1.7 23.3 23.3 21.2
1.6 29.5 20.6 11.8
1.7 27.3 22.8 17.2
1.7 25.1 25.1 22.7
1.7 23.6 23.6 22.5
1.7 24.0 24.0 22.9
1.6 31.9 23.9 12.7
1.7 28.9 24.9 18.5
1.7 25.8 25.8 24.4
1.7 24.2 24.2 24.2
1.7 24.7 24.7 24.7
1.7 29.6 26.8 19.6
1.7 26.5 26.5 25.8
1.7 24.9 24.9 24.9
1.7 25.3 25.3 25.3
1.7 30.4 28.7 20.6
1.7 27.2 27.2 27.2
1.7 25.5 25.5 25.5
1.7 26.0 26.0 26.0
Temperature of air on condenser coil
Total
1
capacity
(MBh)
75 70 65
- - - 33.7
12.3 - - 30.0
16.8 12.8 - 26.3
17.2 13.2 9.1 24.3
- - - 34.7
13.3 - - 30.9
18.3 13.4 - 27.1
18.8 13.9 9.0 25.0
20.1 15.2 10.3 26.0
- - - 35.6
14.3 - - 31.7
19.9 14.1 - 27.8
20.3 14.5 8.8 25.7
21.8 16.0 10.2 26.7
- - - 36.6
15.3 - - 32.6
21.4 14.7 - 28.6
21.9 15.2 8.6 26.4
23.5 16.8 10.2 27.4
15.8 - - 33.8
22.3 14.8 - 29.7
22.4 14.9 7.4 27.4
24.1 16.6 9.1 28.4
16.3 - - 35.1
23.2 14.8 - 30.7
22.9 14.6 6.3 28.4
24.7 16.3 8.0 29.5
- - - 24.8
10.5 - - 22.3
15.1 10.9 - 19.8
15.0 10.8 6.6 18.3
- - - 26.0
11.0 - - 23.4
16.1 11.2 - 20.7
15.9 11.1 6.2 19.2
16.3 11.4 6.5 19.9
- - - 27.2
11.6 - - 24.5
17.0 11.4 - 21.7
16.9 11.3 5.7 20.0
17.3 11.7 6.1 20.9
- - - 28.5
12.2 - - 25.6
18.0 11.7 - 22.7
17.9 11.5 5.2 20.9
18.3 12.0 5.6 21.8
12.4 - - 25.8
18.6 11.3 - 22.9
17.7 10.4 3.2 21.1
18.1 10.9 3.7 22.0
12.6 - - 26.1
19.1 11.0 - 23.1
17.4 9.3 1.2 21.4
17.9 9.8 1.7 22.2
Sensible capacity (MBh)
Total input
Return dry bulb (°F)
2
(kW)
90 85 80
85°F
1.4 21.7 13.0 10.9
1.4 24.0 19.6 15.5
1.5 26.3 26.2 20.1
1.5 24.3 24.3 20.2
1.4 26.6 16.9 12.0
1.4 26.9 22.0 17.1
1.5 27.1 27.0 22.1
1.5 25.0 25.0 22.3
1.5 26.0 26.0 23.1
1.4 31.6 20.9 13.2
1.4 29.7 24.3 18.7
1.5 27.8 27.8 24.2
1.5 25.7 25.7 24.3
1.5 26.7 26.7 25.3
1.4 36.6 24.9 14.3
1.4 32.6 26.7 20.2
1.5 28.6 28.6 26.2
1.5 26.4 26.4 26.4
1.5 27.4 27.4 27.4
1.4 33.8 28.8 21.4
1.5 29.7 29.7 27.8
1.5 27.4 27.4 27.4
1.5 28.4 28.4 28.4
1.4 35.1 30.8 22.6
1.4 30.7 30.7 29.3
1.5 28.4 28.4 28.4
1.4 29.5 29.5 29.5
105°F
1.9 22.5 15.8 9.8
2.0 21.1 17.8 13.7
2.0 19.8 19.8 17.6
2.0 18.3 18.3 16.7
1.9 24.5 18.5 10.6
2.0 22.6 19.6 14.8
2.0 20.7 20.7 19.0
2.0 19.2 19.2 18.1
2.0 19.9 19.9 18.9
1.9 26.5 21.2 11.4
2.0 24.1 21.5 15.9
2.0 21.7 21.7 20.5
2.0 20.0 20.0 19.5
2.0 20.9 20.9 20.3
1.9 28.5 23.9 12.2
2.0 25.6 23.3 17.1
2.0 22.7 22.7 21.9
2.0 20.9 20.9 20.9
2.0 21.8 21.8 21.8
1.9 25.8 24.3 17.5
2.0 22.9 22.9 22.5
2.0 21.1 21.1 21.1
2.0 22.0 22.0 22.0
1.9 26.1 25.3 18.0
2.0 23.1 23.1 23.1
2.0 21.4 21.4 21.4
1.9 22.2 22.2 22.2
Johnson Controls Ducted Systems
75 70 65
- - -
11.4 - -
16.0 11.8 -
16.1 12.0 7.9
- - -
12.2 - -
17.2 12.3 -
17.4 12.5 7.6
18.2 13.3 8.4
- - -
13.0 - -
18.5 12.8 -
18.6 12.9 7.2
19.6 13.9 8.2
- - -
13.7 - -
19.7 13.2 -
19.9 13.4 6.9
20.9 14.4 7.9
14.1 - -
20.4 13.1 -
20.0 12.7 5.3
21.1 13.7 6.4
14.4 - -
21.1 12.9 -
20.2 12.0 3.8
21.3 13.1 4.9
- - -
9.6 - -
13.4 9.3 -
12.6 8.5 -
- - -
10.0 - -
14.2 9.4 -
13.3 8.5 -
14.1 9.3 -
- - -
10.4 - -
15.0 9.5 -
14.0 8.5 -
14.8 9.3 -
- - -
10.9 - -
15.7 9.5 -
14.7 8.5 -
15.6 9.4 -
10.4 - -
15.4 8.3 -
14.0 6.9 -
14.9 7.8 -
9.9 - -
15.1 7.1 -
13.3 5.3 -
14.2 6.2 -