34
Table 10 (cont.) COOLING CAPACITIES
1--STAGE COOLING
4 TONS
50TC05 (4 TONS) --- UNIT WITH HUMIDI---MIZER SYSTEM IN HOT GAS REHEAT MODE
Air Entering Evaporator --- CFM
Temp (F) Air Ent
Condenser (Edb)
75 dry bulb
75 dry bulb
75 dry bulb
62.5 wet bulb (50% relative)
64 wet bulb (55% relative)
65.3 wet bulb (60% relative)
1200
1600
2000
1200
1600
2000
1200
1600
2000
80
TC
11.6
13.8
15.5
13.5
15.8
17.6
15.2
17.5
19.3
SHC
---1.0
1.2
3.0
---3.1
---0.8
0.9
---4.8
---2.6
---0.9
kW
2.5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
75
TC
12.5
14.6
16.2
14.3
16.4
18.1
15.9
18.1
19.8
SHC
---0.7
1.4
3.0
---2.7
---0.6
1.1
---4.3
---2.2
---0.6
kW
2.5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
70
TC
13.4
15.3
16.8
15.1
17.1
18.7
16.6
18.7
20.3
SHC
---0.5
1.5
3.0
---2.3
---0.3
1.2
---3.8
---1.9
---0.3
kW
2.5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
60
TC
15.1
16.8
18.1
16.7
18.4
19.8
18.1
19.9
21.2
SHC
0.0
1.7
3.1
---1.5
0.2
1.5
---2.8
---1.1
0.2
kW
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
50
TC
16.9
18.3
19.4
18.3
19.8
20.9
19.6
21.0
22.2
SHC
0.6
2.0
3.1
---0.7
0.7
1.8
---1.8
---0.4
0.7
kW
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
40
TC
18.7
19.8
20.7
19.9
21.1
22.0
21.0
22.2
23.2
SHC
1.1
2.2
3.1
0.1
1.2
2.1
---0.8
0.4
1.3
kW
2.6
2.6
2.6
2.7
2.7
2.7
2.7
2.7
2.7
50TC05 (4 TONS) --- UNIT WITH HUMIDI---MIZER SYSTEM IN SUBCOOLING MODE
Air Entering Evaporator --- CFM
Temp (F) Air Ent
Condenser (Edb)
80 dry bulb
80 dry bulb
80 dry bulb
72 wet bulb
67 wet bulb
62 wet bulb
1200
1600
2000
1200
1600
2000
1200
1600
2000
75
TC
52.5
55.9
58.6
47.1
50.2
52.7
41.7
44.5
46.8
SHC
22.6
25.5
27.8
27.1
29.9
32.0
31.6
34.2
36.2
kW
2.5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
85
TC
48.7
52.2
54.9
43.4
46.5
49.0
38.0
40.8
43.1
SHC
18.0
21.3
23.9
23.6
26.8
29.2
29.3
32.2
34.4
kW
2.9
2.9
2.9
2.9
2.9
2.9
2.9
2.9
2.9
95
TC
44.9
48.4
51.2
39.6
42.8
45.3
34.3
37.1
39.4
SHC
13.4
17.2
20.0
20.2
23.7
26.4
27.0
30.2
32.7
kW
3.4
3.4
3.4
3.3
3.3
3.3
3.3
3.3
3.3
105
TC
41.1
44.7
47.5
35.9
39.1
41.7
30.6
33.5
35.8
SHC
8.8
13.0
16.1
16.7
20.6
23.6
24.6
28.2
31.0
kW
3.8
3.8
3.8
3.7
3.7
3.7
3.7
3.7
3.7
115
TC
37.4
41.0
43.9
32.1
35.4
38.0
26.8
29.8
32.1
SHC
4.3
8.8
12.2
13.3
17.5
20.7
22.3
26.2
29.2
kW
4.2
4.2
4.2
4.2
4.2
4.2
4.1
4.1
4.1
125
TC
33.6
37.2
40.2
28.3
31.6
34.3
23.1
26.1
28.4
SHC
---0.3
4.6
8.4
9.8
14.4
17.9
20.0
24.2
27.5
kW
4.6
4.6
4.6
4.6
4.6
4.6
4.5
4.5
4.5
LEGEND
Edb
--- Entering Dry---Bulb
Ewb
---Entering Wet---Bulb
kW
--- Compressor Motor Power Input
Idb
--- Leaving Dry---Bulb
Iwb
--- Leaving Wet---Bulb
SHC
---Sensible Heat Capacity (1000 Btuh) Gross
TC
--- Total Capacity (1000 Btuh) Gross
NOTES
:
1. Direct interpolation is permissible. Do not extrapolate.
2. The following formulas may be used:
t
ldb
= t
edb
–
sensible capacity (Btuh)
1.10 x cfm
t
lwb
= Wet---bulb temperature corresponding to enthalpy of air
leaving evaporator coil (h
lwb
)
h
lwb
= h
ewb
–
total capacity (Btuh)
4.5 x cfm
Where: h
ewb
= Enthalpy of air entering evaporator coil
50TC
Summary of Contents for 50TC Series
Page 23: ...23 CURBS WEIGHTS DIMENSIONS CHASSIS 1 C08529 Fig 1 Dimensions 50TC 04 07 50TC ...
Page 25: ...25 CURBS WEIGHTS DIMENSIONS CHASSIS 2 C08531 Fig 6 Dimensions 50TC 08 12 50TC ...
Page 27: ...27 CURBS WEIGHTS DIMENSIONS CHASSIS 3 C08533 Fig 11 Dimensions 50TC 14 50TC ...
Page 84: ...84 C08536 Fig 25 2 Stage Cooling Typical Power Diagram 50TC ...
Page 86: ...86 C08576 Fig 27 2 Stage Typical Wiring Diagram 50TC ...