Carrier 50HJQ004-016 Product Data page 88

Single-package rooftop standard and high efficiency heat pump units
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PERFORMANCE DATA —50HJQ (CONT)
50HJQ016 (15 Tons)
Temp (F)
Temp (F)
Outdoor
Outdoor
4500/0.06
Entering Air
Entering Air
(Edb)
72
67
TC
210.0
192.0
75
75
SHC
100.6
125.2
kW
13.58
13.12
TC
202.0
183.0
85
85
SHC
98.0
121.8
kW
14.86
14.32
TC
192.4
173.2
95
95
SHC
94.8
118.0
kW
16.16
15.52
TC
182.0
163.0
105
105
SHC
91.0
114.2
kW
17.36
16.64
TC
171.2
152.4
115
115
SHC
87.4
110.2
kW
18.54
17.72
TC
159.4
141.2
125
125
SHC
83.6
105.8
kW
19.64
18.74
LEGEND
BF --- Bypass Factor
Edb --- Entering Dry ---Bulb
Ewb --- Entering Wet---Bulb
kW --- Compressor Motor Power Input
SHC --- Sensible Heating 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:
sensible capacity (Btuh)
t
t
ldb = tedb –
1.10 x cfm
t lwb
= Wet-bulb temperature corresponding to enthalpy of air leaving indoor coil (h
total capacity (Btuh)
h
lwb = hewb –
4.5 x
Where:
ewb
h
= Enthalpy of air entering indoor coil
50HJQ004 (3 Tons)
Return
Cfm
Air
Air
(Standard
(Standard
–20
(F db)
Air)
Cap.
10.3 9.47 13.7 12.6 16.8 15.4 20.1 18.5 23.5 21.3 27.6 24.2 31.9 31.9 35.1 35.1 36.3 36.3 40.3 40.3
900
900
kW
1.48
Cap.
10.8 9.92 14.2 13.0 17.3 15.9 20.7 19.0 24.0 21.7 28.3 24.8 32.8 32.8 36.2 36.2 37.4 37.4 41.5 41.5
55
55
1200
1200
kW
1.45
Cap.
11.1 10.2 14.6 13.4 17.6 16.2 21.2 19.4 24.4 22.1 28.9 25.3 33.5 33.5 36.5 36.5 37.7 37.7 41.2 41.2
1500
1500
kW
1.43
Cap.
8.67 7.97 11.9
900
900
kW
1.69
Cap.
9.15 8.42 12.4 11.4 15.7 14.5 19.3 17.7 22.9 20.7 27.1 23.8 31.4 31.4 34.6 34.6 35.8 35.8 40.0 40.0
70
70
1200
1200
kW
1.67
Cap.
9.55 8.78 12.8 11.8 16.2 14.9 19.8 18.2 23.3 21.1 27.7 24.3 32.0 32.0 35.2 35.2 36.4 36.4 40.2 40.2
1500
1500
kW
1.65
Cap.
7.32 6.73 10.6 9.79 14.1 12.9 17.7 16.2 21.4 19.4 25.6 22.4 29.5 29.5 32.5 32.5 33.7 33.7 38.1 38.1
900
900
kW
1.83
Cap.
7.80 7.17 11.2
80
80
1200
1200
kW
1.81
Cap.
8.22 7.56 11.7
1500
1500
kW
1.79
See Legend and Notes on page 92.
COOLING CAPACITIES (CONT)
5250/0.08
62
72
67
62
173.4
216.0
196.6
178.4
148.2
106.0
134.0
160.6
12.66
13.76
13.28
12.84
164.4
208.0
187.8
169.0
144.2
103.8
131.2
156.4
13.78
15.08
14.52
13.98
155.0
196.2
177.8
159.2
140.0
100.2
127.4
152.6
14.88
16.32
15.72
15.10
145.0
186.4
167.0
149.4
135.2
96.8
123.6
147.6
15.92
17.58
16.86
16.16
134.8
175.0
156.2
140.6
130.8
92.6
119.4
140.6
16.90
18.76
17.94
17.24
125.0
162.8
143.8
132.0
125.0
89.0
115.0
131.8
17.88
19.86
19.00
18.34
lwb
cfm
INSTANTANEOUS AND INTEGRATED HEATING RATINGS
Temperature Air Entering Outdoor Coil (F db at 70% rh)
–10
0
10
1.58
1.66
1.75
1.52
1.59
1.66
1.49
1.54
1.60
10.9 15.1 13.9 18.6 17.1 22.2 20.2 26.4 23.1 30.5 30.5 33.6 33.6 34.7 34.7 39.0 39.0
1.83
1.95
2.08
1.78
1.88
1.99
1.75
1.84
1.93
1.99
2.14
2.30
10.3 14.7 13.5 18.4 16.8 22.1 20.1 26.3 23.1 30.4 30.4 33.6 33.6 34.7 34.7 39.0 39.0
1.95
2.08
2.20
10.7 15.2 14.0 18.8 17.3 22.6 20.5 26.9 23.5 31.1 31.1 34.3 34.3 35.5 35.5 39.6 39.6
1.92
2.04
2.15
Indoor Entering Air — Cfm/BF
6000/0.10
Indoor Entering Air — Ewb (F)
72
67
62
220.0
202.0
182.2
222.0
110.6
143.0
172.2
115.0
13.88
13.44
12.98
13.96
212.0
191.4
172.8
212.0
109.0
140.0
168.6
112.0
15.22
14.66
14.14
15.26
200.0
180.8
163.4
202.0
105.6
136.4
163.4
110.6
16.48
15.88
15.30
16.62
188.6
170.0
155.4
191.0
101.8
132.6
155.2
107.2
17.70
17.04
16.48
17.84
177.8
158.8
146.8
179.4
98.8
128.2
146.8
103.6
18.94
18.12
17.60
19.02
165.6
147.0
137.8
166.6
94.4
123.6
137.8
20.00
19.12
18.72
20.20
3. The Shc is based on 80_F edb termperature of air entering indoor coil.
Below 80_F edb, subtract (corr factor x cfm) from SHC.
Above 80_F edb, add (corr factor x cfm) to SHC.
BYPASS
BYPASS
79
FACTOR
FACTOR
81
(BF)
(BF)
.05
1.04
.10
.98
.20
.87
.30
.76
)
Interpolation is permissible.
Correction Factor = 1.10 x (1 – BF) x (edb – 80).
17
30
1.85
1.97
1.73
1.82
1.66
1.74
2.21
2.38
2.09
2.22
2.02
2.12
2.45
2.64
2.33
2.48
2.25
2.38
88
6750/0.10
72
67
62
72
204.0
185.6
224.0
151.2
183.2
120.2
13.52
13.10
14.02
194.0
177.2
214.0
148.0
177.0
116.2
14.78
14.30
15.34
183.4
169.0
204.0
144.8
169.0
114.2
16.00
15.54
16.64
172.2
160.8
193.0
141.2
160.6
112.2
17.18
16.74
17.94
160.8
152.2
179.6
136.8
151.8
107.2
18.28
17.90
19.04
148.8
143.0
168.2
99.8
132.2
142.8
105.0
19.28
19.00
20.20
ENTERING AIR DRY-BULB TEMP (F)
78
77
76
75
82
83
84
85
Correction Factor
2.07
3.11
4.14
5.18
1.96
2.94
3.92
4.90
1.74
2.62
3.49
4.36
1.53
2.29
3.05
3.82
40
47
50
2.11
2.22
2.27
1.94
2.03
2.06
1.83
1.90
1.92
2.54
2.67
2.72
2.35
2.45
2.49
2.23
2.32
2.35
2.82
2.97
3.02
2.62
2.73
2.78
2.50
2.60
2.63
7500/0.12
67
62
206.0
190.2
158.2
190.0
13.60
13.26
195.8
182.2
155.6
182.2
14.86
14.50
185.4
174.2
153.2
173.8
16.12
15.76
173.8
165.2
149.6
165.2
17.28
16.96
162.2
156.4
144.6
156.2
18.38
18.16
150.0
146.8
139.6
146.6
19.40
19.28
under 75
over 85
Use formula
Use formula
shown below.
shown below.
60
2.41
2.18
2.00
2.92
2.64
2.46
3.25
2.94
2.76

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