Carrier 42C Series Product Data page 102

Performance data (cont)
ROWS UNIT SIZE
03
04
06
1 ROW
08
10
12
03
04
06
2 ROW
08
10
12
03
04
06
3 ROW
08
10
12
03
04
06
4 ROW
08
10
12
NOTE: Ratings based on nominal cfm, 70 F edb (entering dry bulb), 160 F EWT (entering water temperature).
ENTERING
AIR TEMPERATURE
(F)
50
55
60
65
70
75
80
NOTE: Hot Water Heating Capacity (MBtuh) = Base Capacity x Hot Water
Capacity Correction Factor x SH (SH value found in Cooling Capacity
Correction Factors table on page 101).
COIL TYPE
42SG,SH,SJ
1 Row — Heat Only
2 Row — Heat Only
3 Row — Heat or Cool
4 Row — Heat or Cool
102
42S HOT WATER HEATING CAPACITIES (MBtuh)
0.5 1.0
8.5 14.7
9.2 15.5
— 15.7
— 16.6
— 17.8
— 18.8
13.7 17.4
14.6 19.3
— 28.2
— 30.5
— 19.6
— 20.1
14.8 20.1
17.3 24.9
— 30.6
— 33.6
— —
— —
17.0 23.3
19.0 26.9
— 34.1
— 38.8
— —
— —
42S HOT WATER CAPACITY CORRECTION FACTORS
100 110
.556 .666
.500 .611
.444 .556
.389 .500
.333 .444
.278 .389
.222 .333
COIL Cv FACTOR
UNIT SIZE
03 04 06 08
1.3 1.3 1.1 1.1
0.9 0.9 2.2 2.2
0.7 0.7 1.8 1.8
1.8 1.8 1.5 1.5
GPM
2.0 3.0
15.7 16.4
18.4 19.2
23.3 25.3
25.7 28.2
30.7 33.1
32.6 34.4
19.1 19.8
22.1 23.3
34.4 35.7
37.4 40.8
43.2 49.0
47.5 53.8
24.4 26.6
27.8 29.4
39.6 43.2
46.8 51.0
— —
— —
24.3 25.1
31.3 32.2
46.4 48.0
58.8 59.3
— —
— —
ENTERING WATER TEMPERATURE (F)
120 130 140
.778 .889 1.000
.722 .834 .945
.666 .778 .889
.611 .722 .834
.556 .666 .778
.500 .611 .722
.444 .556 .666
10 12
1.0 1.0
2.0 2.0
2.7 2.7
3.3 3.3
4.0 6.0
— —
— —
26.2 —
29.0 —
34.6 —
36.2 —
— —
— —
37.7 —
42.3 —
51.6 55.0
57.2 61.1
— —
— —
45.1 —
54.0 —
66.1 70.3
69.4 78.0
— —
— —
52.4 —
66.6 —
71.8 76.6
80.2 86.1
150 160 170
1.111 1.222 1.334
1.056 1.167 1.277
1.000 1.111 1.222
.945 1.056 1.167
.889 1.000 1.111
.834 .945 1.056
.778 .889 1.000
8.0
—
—
—
—
—
—
—
—
—
—
—
62.9
—
—
—
—
72.6
80.8
—
—
—
—
79.7
89.7
180
1.445
1.389
1.334
1.277
1.222
1.167
1.111