Carrier 48NHT024 - Page 15

Table 9—Air Delivery (Cfm) at Indicated
Temperature Rise and Rated Heating Input
Nominal Size
Heating
input (Btuh)
25
30
35
40
n
50
55 60
65 70 75
80
48NLT018
48NLT024
48NLT030
40,000
—
987
846
740
658
592
538
493
— —
—
—
48NHT024
48NMT030
60,000
_ — _ _
987
888
808
740 683
634
592
48NLT036
48NLT042
60,000
—
1481
1269 1111
987
888
808
740
48NHT030
48NMT036
48NMT042
80,000
—
—
—
—
1316
1185 1077
987
911
846 790
-
48NLT048
48NLT060
80,000
2370
1975 1693
1481
1316
1185
1077
48NHT036
48NHT042
48NMT048
100,000
—
—
1234
1139
—
—
—
48NMT060
100,000
2469
1234
—. — _ _
48NVT036
48NHT042
48NHT048
120,000
—
—
—
—
—
1777
1616
1481
1367
1269
1185 1111
48NHT060 120,000
1
Bl
i^S ■ B
—
NOTE: Dashed areas of the table do not fall in the approved temperature rise range of the unit.
Table 10—Superheat Charging Table
(Superheat Entering Suction Service Valve)
Outdoor
Indoor Coil Entering Air Temp (F WB)
Temp (F)
50
52
54
56
58
60 62
64
66
68 70
72 74
76
55
9
12
14
17
20
23
26
29
32
35 37
40
42
45
60
7
10
12
15
18
21
24
27
30
33
35
38
40
43
65
—
6
10
13
16
19
24
27
30
33
36
38 41
70
—
—
7
10
13
16
21
24
27
30
33
36
39
75
—
— —
6 9
12
18
21
24
28
31
34
37
80
— — — — 5
8
15
00
21 25
28
31
35
85
— — — —
—
—
8 11
15 19
22
26
30 33
90
—
— — —
—
—
5
9
13
16
210 24 27
31
95
—
— —
— — — —
6
10 14
18
22
25
29
100
—
—
— —
—
— —
—
8 12
15
20
23 27
105
— —
—
—
—
—
—
—
5 9
13 17
22
26
110
—
— — — — — — — —
6 11
15
20
25
115
—
—
—
—
—
—
— — —
—
8
14
18 23
NOTE: Do not attempt to charge system under these conditions or refrigerant slugging
may occur.
Table 11 — Required Suction-Tube Temperature (F)
(Entering Suction Service Valve)
Superheat
1 Suction Pressure At Service Port (Psiq)
Temp (F)
61.5
64.2
67.1
70.0
73.0
76.0
79.2
82.4 85.7
0 35
37
39
41
43
45
47
49
51
2
37
39
41
43
45
47
49
51 53
4
39
41
43
45
47
49
51
53
55
6 41
43
45
47
49
51
53
55 57
8
43
45 47
49
- 51
53
55 57
59
10
45 47
49
51
53
55 57
59 61
12
47
49
51
53
55
57
59
61
63
14
49
51
53
55
57
59 61
63
65
16
51
53
55
57
59
61
63
65
67
18
53
55
57
59
61
63
65
67
69
20
55
57
59 61
63
65 67
69 71
22 57
59
61
63
65 67
69
71
73
24
59
61
63
65
67
69 71
73
75
26
61
63
65
67
69
71
73
75
77
28
63
65 67
69 71
73
75
77
79
30
65
67
69
71
73
75 77
79 81
32
67
69
71
73
75
77
79
81 83
34
69
71
73
75
77
79 81
83
85
36
71
73 75
77
79
81
83
85 87
38
73
75
77
79
81
83
85
87
89
40
75
77
79
81 83
85
87
89
91
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