HEATING SPECIFICATIONS
*SZC180361A* / CA*F3743*6**+TXV / MBVC1600**-1**
Conditions: 850 CFM Indoor Air @ 70 °F DB LOW STAGE
Basic Unit w ithout
Outdoor
Auxiliary Heat
Am bient
capacity
°F.
btuh
c.o.p.
65
30.79
4.54
60
29.15
4.39
55
27.44
4.23
50
25.65
4.04
45
23.74
3.83
40
22.05
3.64
35
20.33
3.44
30
18.03
2.96
25
16.65
2.81
20
15.33
2.65
15
13.94
2.48
10
12.51
2.28
5
11.09
2.08
0
9.67
1.87
-5
8.25
1.64
-10
6.76
1.39
*SZC180601A* /CA*F4961*6**+TXV/ MBVC2000**-1**
Conditions:1200 CFM Indoor Air @ 70 °F DB LOW STAGE
Basic Unit w ithout
Outdoor
Auxiliary Heat
Am bient
capacity
°F.
btuh
c.o.p.
65
51.98
4.16
60
49.21
4.02
55
46.31
3.87
50
43.30
3.71
45
40.07
3.51
40
37.22
3.34
35
34.32
3.16
30
32.57
2.95
25
30.06
2.80
20
27.68
2.64
15
25.17
2.47
10
22.59
2.28
5
20.02
2.08
0
17.46
1.87
-5
14.90
1.65
-10
12.21
1.39
*To obtain BTU capacity of unit with KW of auxiliary heat, multiply by 1000 (Example: 39.01 x 1000 = 39,010 BTU)
32
Capacity of Unit
With KW of Auxiliary heat
4.8
9.6
14.4
19.2
47.18 63.56
79.94
96.32
45.53 61.92
78.30
94.68
43.82 60.20
76.58
92.97
42.03 58.41
74.80
91.18
40.12 56.50
72.88
89.27
38.43 54.81
71.19
87.58
36.71 53.10
69.48
85.86
34.42 50.80
67.18
83.56
33.03 49.41
65.79
82.17
31.71 48.09
64.48
80.86
30.32 46.70
63.09
79.47
28.89 45.27
61.65
78.04
27.47 43.85
60.23
76.62
26.05 42.43
58.82
75.20
24.63 41.01
57.40
73.78
23.14 39.52
55.91
72.29
Capacity of Unit
With KW of Auxiliary heat
4.8
9.6
14.4
19.2
68.36
84.74
101.13 117.51
65.59
81.97
98.36
92.50
62.70
79.08
95.46
111.84
59.68
76.06
92.44
108.83
56.45
72.83
89.22
105.60
53.60
69.98
86.36
102.75
50.70
67.09
83.47
99.85
48.95
65.34
81.72
98.10
46.44
62.83
79.21
95.59
44.07
60.45
76.83
93.21
41.56
57.94
74.32
90.70
38.97
55.35
71.73
88.11
36.41
52.79
69.17
85.55
33.84
50.23
66.61
82.99
31.28
47.66
64.05
80.43
28.59
44.97
61.35
77.74
*SZC180481A* / CA*F4961*6**+TXV / MBVC2000**-1**
Conditions:1200 CFM Indoor Air @ 70 °F DB LOW STAGE
Basic Unit without
Outdoor
Auxiliary Heat
Ambient
capacity
°F.
btuh
c.o.p.
65
43.77
4.79
60
41.44
4.63
55
39.00
4.46
50
36.46
4.27
45
33.74
4.04
40
31.34
3.84
35
28.90
3.63
30
27.04
3.24
25
24.96
3.07
20
22.98
2.90
15
20.90
2.71
10
18.75
2.50
5
16.62
2.28
0
14.50
2.05
-5
12.37
1.80
-10
10.13
1.52
*SZC180601B* / CA*F4860*6A*+TXV/ MBVC2000**-1
Conditions:1200 CFM @ 70°F DB, LOW STAGE
Basic Unit without
Outdoor
Auxiliary Heat
Ambient
capacity
°F.
btuh
c.o.p.
65
49.79
4.28
60
47.14
4.14
55
44.36
3.99
50
41.47
3.81
45
38.38
3.61
40
35.65
3.43
35
32.88
3.24
30
29.81
2.59
25
27.51
2.46
20
25.33
2.32
15
23.04
2.17
10
20.67
2.00
5
18.32
1.83
0
15.98
1.64
-5
13.64
1.44
-10
11.17
1.22
LOW STAGE
Capacity of Unit
With KW of Auxiliary heat
4.8
9.6
14.4
19.2
60.15
76.53
92.92
109.30
57.82
74.20
90.58
106.97
55.38
71.76
88.15
104.53
52.84
69.22
85.60
101.99
50.12
66.51
82.89
99.27
47.72
64.10
80.49
96.87
45.28
61.67
78.05
94.43
43.42
59.80
76.19
92.57
41.34
57.72
74.10
90.49
39.36
55.75
72.13
88.51
37.28
53.66
70.05
86.43
35.13
51.51
67.90
84.28
33.01
49.39
65.77
82.15
30.88
47.26
63.64
80.03
28.75
45.13
61.52
77.90
26.52
42.90
59.28
75.66
Capacity of Unit
With KW of Auxiliary heat
4.8
9.6
14.4
19.2
66.17
82.54
98.92
115.30
63.51
79.89
96.27
112.65
60.74
77.12
93.50
109.87
57.85
74.23
90.60
106.98
54.76
71.14
87.51
103.89
52.03
68.40
84.78
101.16
49.25
65.63
82.01
98.39
46.18
62.56
78.94
95.32
43.89
60.27
76.64
93.02
41.71
58.09
74.47
90.84
39.41
55.79
72.17
88.55
37.05
53.42
69.80
86.18
34.70
51.08
67.46
83.83
32.36
48.74
65.11
81.49
30.01
46.39
62.77
79.15
27.55
43.93
60.30
76.68