Carrier WeatherMaker 48TC Series Product Data page 39
Carrier gas heat/electric cooling packaged rooftop 3 to 15 nominal tons
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Also See for WeatherMaker 48TC Series:
- Service and maintenance instructions (112 pages) ,
- Installation instructions manual (64 pages) ,
- User's information manual (8 pages)
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Table 18 – COOLING CAPACITIES
48TC06 (5 TONS) --- UNIT WITH HUMIDI---MIZER SYSTEM IN SUBCOOLING MODE
Temp (F) Air Ent
Condenser (Edb)
1750
TC
73.1
SHC
35.3
75
kW
TC
67.6
SHC
27.9
85
kW
TC
62.1
SHC
20.5
95
kW
TC
56.6
SHC
13.1
105
kW
TC
51.1
SHC
115
kW
48TC06 (5 TONS) --- UNIT WITH HUMIDI---MIZER SYSTEM IN HOT GAS REHEAT MODE
Temp (F) Air Ent
Condenser (Edb)
1750
TC
23.0
SHC
80
kW
TC
23.3
SHC
75
kW
TC
23.5
70
SHC
kW
TC
24.1
SHC
60
kW
TC
24.7
SHC
50
kW
TC
25.3
40
SHC
kW
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
1- - STAGE COOLING
Air Entering Evaporator --- CFM
80 dry bulb
72 wet bulb
2000
2250
78.7
84.5
37.2
38.8
3.3
3.3
3.3
71.2
75.0
30.0
31.9
3.8
3.8
3.8
63.8
65.5
22.9
24.9
4.3
4.3
4.3
56.3
56.0
15.7
18.0
4.8
4.8
4.8
48.8
46.5
5.8
8.6
11.0
5.3
5.3
5.3
Air Entering Evaporator --- CFM
75 dry bulb
62.5 wet bulb (50% relative)
2000
2250
24.4
25.6
5.3
6.1
6.8
2.9
2.9
2.9
24.6
25.7
5.1
5.8
6.5
2.9
2.9
2.9
24.8
25.9
4.8
5.5
6.2
3.0
3.0
3.0
25.2
26.1
4.3
5.0
5.5
3.0
3.0
3.0
25.6
26.4
3.8
4.4
4.8
3.1
3.1
3.1
26.0
26.7
3.3
3.8
4.2
3.1
3.1
3.1
80 dry bulb
67 wet bulb
1750
2000
2250
63.2
66.9
70.8
42.0
43.7
45.3
3.3
3.3
3.3
59.1
61.2
63.3
36.3
38.3
40.1
3.8
3.8
3.8
55.1
55.4
55.8
30.7
32.9
34.8
4.3
4.3
4.3
51.0
49.6
48.3
25.0
27.5
29.6
4.8
4.8
4.8
46.9
43.9
40.7
19.4
22.0
24.4
5.3
5.3
5.3
75 dry bulb
64 wet bulb (55% relative)
1750
2000
2250
24.7
26.2
27.4
3.2
4.0
4.7
2.9
2.9
2.9
25.0
26.3
27.5
3.1
3.9
4.5
2.9
2.9
2.9
25.2
26.4
27.5
3.0
3.7
4.3
3.0
3.0
3.0
25.6
26.7
27.7
2.8
3.4
3.9
3.0
3.0
3.0
26.1
27.0
27.8
2.5
3.1
3.5
3.1
3.1
3.1
26.5
27.3
27.9
2.3
2.8
3.1
3.2
3.2
3.2
NOTES:
1. Direct interpolation is permissible. Do not extrapolate.
2. The following formulas may be used:
sensible capacity (Btuh)
t
= t
–
ldb
edb
t
= Wet--- bulb temperature corresponding to enthalpy of air
lwb
leaving evaporator coil (h
total capacity (Btuh)
h
= h
–
lwb
ewb
Where: h
= Enthalpy of air entering evaporator coil
ewb
39
80 dry bulb
62 wet bulb
1750
2000
53.2
55.1
48.7
50.3
3.3
3.3
50.6
51.1
44.8
46.6
3.8
3.8
48.0
47.0
40.9
42.9
4.3
4.3
45.4
43.0
36.9
39.2
4.7
4.7
42.8
39.0
33.0
35.5
5.2
5.2
75 dry bulb
65.3 wet bulb (60% relative)
1750
2000
26.3
27.7
1.4
2.2
2.9
2.9
26.4
27.8
1.4
2.2
2.9
2.9
26.6
27.9
1.4
2.1
3.0
3.0
26.9
28.0
1.4
2.0
3.0
3.0
27.2
28.2
1.4
2.0
3.1
3.1
27.6
28.3
1.4
1.9
3.2
3.2
1.10 x cfm
)
lwb
4.5 x cfm
5 TONS
2250
57.1
51.8
3.3
51.5
48.2
3.8
46.0
44.7
4.3
40.5
41.2
4.7
35.0
37.7
5.2
2250
29.0
2.9
2.9
29.0
2.8
2.9
29.0
2.8
3.0
29.0
2.6
3.0
29.0
2.4
3.1
29.0
2.3
3.2
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