Zt078 (6.5 Ton) 1St Stage Cooling - York ZT SERIES Technical Manual

5167821-YTG-K-1118

ZT078 (6.5 ton) 1st stage cooling

Air on evaporator
coil
Total
1
capacity
WB
CFM
(MBh)
(°F)
77 37.0
72 33.6
750
67 30.2
62 29.4
77 38.4
72 34.9
900 67 31.4
62 30.4
57 27.4
77 39.8
72 36.2
1050 67 32.5
62 31.5
57 28.4
77 41.3
72 37.4
1200 67 33.6
62 32.5
57 29.4
72 38.5
67 34.6
1350
62 33.4
57 30.2
72 39.6
67 35.5
1500
62 34.3
57 31.1
77 33.2
72 28.9
750
67 24.5
62 20.8
77 33.6
72 29.2
900 67 24.8
62 21.0
57 22.9
77 34.0
72 29.5
1050 67 25.1
62 21.3
57 23.1
77 34.4
72 29.9
1200 67 25.4
62 21.5
57 23.4
72 30.2
67 25.6
1350
62 21.7
57 23.6
72 30.5
67 25.9
1500
62 21.9
57 23.9
34
Sensible capacity (MBh)
Total input
Return dry bulb (°F)
2
(kW)
90 85 80
75°F
1.2 13.5 14.5 10.3
1.2 21.9 18.4 14.9
1.2 30.2 22.3 19.5
1.2 29.4 29.4 24.0
1.2 19.0 15.8 11.5
1.2 25.2 20.9 16.7
1.2 31.4 26.1 21.8
1.2 30.4 30.4 26.9
1.2 27.4 27.4 24.3
1.2 24.5 17.1 12.7
1.2 28.5 23.5 18.4
1.2 32.5 29.8 24.1
1.2 31.5 31.5 29.7
1.2 28.4 28.4 26.8
1.2 30.0 18.4 13.9
1.2 31.8 26.0 20.2
1.2 33.6 33.6 26.4
1.2 32.5 32.5 32.5
1.2 29.4 29.4 29.4
1.2 35.7 28.4 21.9
1.2 34.6 34.6 28.7
1.2 33.4 33.4 33.4
1.2 30.2 30.2 30.2
1.2 39.6 30.9 23.6
1.2 35.5 35.5 31.0
1.2 34.3 34.3 34.3
1.2 31.1 31.1 31.1
95°F
1.7 13.8 10.0 8.0
1.7 19.2 15.8 12.4
1.7 24.5 21.6 16.9
1.7 20.8 20.8 16.0
1.7 19.1 12.9 8.9
1.7 21.9 17.9 13.9
1.7 24.8 22.9 18.8
1.7 21.0 21.0 17.8
1.7 22.9 22.9 19.4
1.7 24.3 15.9 9.8
1.7 24.7 20.0 15.3
1.7 25.1 24.1 20.8
1.7 21.3 21.3 19.7
1.7 23.1 23.1 21.4
1.7 29.5 18.8 10.7
1.7 27.5 22.1 16.7
1.7 25.4 25.4 22.7
1.7 21.5 21.5 21.5
1.7 23.4 23.4 23.4
1.7 29.0 23.9 17.9
1.7 25.6 25.6 24.3
1.7 21.7 21.7 21.7
1.7 23.6 23.6 23.6
1.7 30.5 25.8 19.1
1.7 25.9 25.9 25.9
1.7 21.9 21.9 21.9
1.7 23.9 23.9 23.9
Temperature of air on condenser coil
Total
1
capacity
(MBh)
75 70 65
- - - 35.1
11.4 - - 31.3
16.1 12.6 - 27.4
20.6 17.1 13.6 25.1
- - - 36.0
12.4 - - 32.1
17.6 13.3 - 28.1
22.6 18.3 14.1 25.7
20.0 15.7 11.5 25.1
- - - 36.9
13.4 - - 32.8
19.1 14.1 - 28.8
24.6 19.6 14.6 26.4
21.8 16.7 11.7 25.7
- - - 37.8
14.4 - - 33.6
20.6 14.8 - 29.5
26.7 20.9 15.1 27.0
23.6 17.8 12.0 26.4
15.4 - - 34.3
22.2 15.7 - 30.1
26.9 20.4 13.8 27.6
23.7 17.2 10.6 26.9
16.4 - - 35.0
23.7 16.5 - 30.7
27.1 19.8 12.6 28.1
23.8 16.6 9.3 27.5
- - - 31.3
9.1 - - 26.6
13.5 10.2 - 21.9
12.7 9.3 5.9 19.0
- - - 31.4
9.8 - - 26.7
14.8 10.8 - 22.1
13.8 9.8 5.7 19.1
15.4 11.3 7.3 19.6
- - - 31.6
10.6 - - 26.9
16.1 11.3 - 22.2
15.0 10.2 5.5 19.2
16.7 12.0 7.3 19.7
- - - 31.8
11.3 - - 27.1
17.3 11.9 - 22.3
16.1 10.7 5.3 19.3
18.0 12.6 7.2 19.9
11.8 - - 27.4
18.2 12.2 - 22.6
15.6 9.6 3.5 19.6
17.5 11.5 5.4 20.1
12.3 - - 27.8
19.1 12.4 - 22.9
15.2 8.4 1.7 19.8
17.1 10.3 3.6 20.4
Sensible capacity (MBh)
Total input
Return dry bulb (°F)
2
(kW)
90 85 80
85°F
1.4 13.7 12.2 9.1
1.4 20.5 17.1 13.7
1.4 27.4 22.0 18.2
1.5 25.1 25.1 20.0
1.4 19.0 14.3 10.2
1.4 23.6 19.4 15.3
1.4 28.1 24.5 20.3
1.5 25.7 25.7 22.4
1.5 25.1 25.1 21.8
1.4 24.4 16.5 11.3
1.4 26.6 21.7 16.9
1.4 28.8 27.0 22.4
1.5 26.4 26.4 24.7
1.5 25.7 25.7 24.1
1.4 29.8 18.6 12.3
1.4 29.6 24.0 18.4
1.4 29.5 29.5 24.6
1.5 27.0 27.0 27.0
1.5 26.4 26.4 26.4
1.4 32.3 26.2 19.9
1.4 30.1 30.1 26.5
1.5 27.6 27.6 27.6
1.4 26.9 26.9 26.9
1.4 35.0 28.3 21.3
1.4 30.7 30.7 28.4
1.4 28.1 28.1 28.1
1.4 27.5 27.5 27.5
105°F
1.9 12.9 8.4 6.9
2.0 17.4 14.2 11.0
2.0 21.9 20.0 15.2
2.0 19.0 19.0 14.4
1.9 18.0 11.5 7.7
2.0 20.0 16.2 12.3
2.0 22.1 20.8 17.0
2.0 19.1 19.1 16.0
2.0 19.6 19.6 16.5
1.9 23.0 14.6 8.4
2.0 22.6 18.1 13.6
2.0 22.2 21.6 18.7
2.0 19.2 19.2 17.7
2.0 19.7 19.7 18.2
1.9 28.0 17.7 9.2
2.0 25.2 20.0 14.8
2.0 22.3 22.3 20.4
2.0 19.3 19.3 19.3
2.0 19.9 19.9 19.9
2.0 26.5 21.6 15.8
2.0 22.6 22.6 21.7
2.0 19.6 19.6 19.6
2.0 20.1 20.1 20.1
1.9 27.8 23.2 16.7
2.0 22.9 22.9 22.9
2.0 19.8 19.8 19.8
2.0 20.4 20.4 20.4
Johnson Controls Ducted Systems
75 70 65
- - -
10.3 - -
14.8 11.4 -
16.6 13.2 9.8
- - -
11.1 - -
16.2 12.0 -
18.2 14.1 9.9
17.7 13.5 9.4
- - -
12.0 - -
17.6 12.7 -
19.8 14.9 10.1
19.2 14.4 9.5
- - -
12.8 - -
19.0 13.4 -
21.4 15.8 10.2
20.8 15.2 9.6
13.6 - -
20.2 13.9 -
21.3 15.0 8.7
20.6 14.3 8.0
14.4 - -
21.4 14.4 -
21.1 14.1 7.1
20.5 13.5 6.5
- - -
7.8 - -
12.0 8.8 -
11.2 8.0 4.8
- - -
8.5 - -
13.1 9.3 -
12.2 8.3 4.5
12.6 8.8 4.9
- - -
9.1 - -
14.2 9.7 -
13.2 8.6 4.1
13.7 9.2 4.7
- - -
9.7 - -
15.3 10.1 -
14.1 9.0 3.8
14.7 9.5 4.4
9.9 - -
15.9 10.0 -
13.7 7.9 2.1
14.3 8.5 2.6
10.2 - -
16.4 9.9 -
13.3 6.8 0.3
13.9 7.4 0.9