DIRECT EXPANSION (DX) BASE COOLING CAPACITIES* (MBtuh) (cont)
6-ROW COIL
UNIT
SIZE
42BH
CONNECTION
SIZE (in.)
CFM
R-22
SUCTION
TEMP
ENTERING AIR TEMPERATURE (F) — db/wb
75/63 80/63 75/67 80/67 80/71 85/71
Liquid Suction TH SH TH SH TH SH TH SH TH SH TH SH
08
1
⁄
2
5
⁄
8
600
40 21.3 15.4 21.8 18.8 26.6 14.3 26.8 17.6 32.3 16.3 32.4 19.6
45 16.3 13.2 17.5 16.7 21.6 12.2 21.8 15.5 27.5 14.4 27.7 17.7
50 11.4 10.9 13.5 13.5 15.8 9.8 16.4 13.2 22.0 12.2 22.2 15.5
800
40 25.0 19.1 25.8 23.5 30.9 17.2 31.0 21.5 37.0 19.5 37.2 23.7
45 19.4 16.5 21.3 21.0 25.2 14.9 25.6 19.2 31.9 17.4 32.1 21.7
50 14.1 13.8 17.0 17.0 18.5 12.2 19.5 16.7 25.7 15.0 26.1 19.4
900
40 26.5 20.7 27.6 25.6 32.5 18.5 32.7 23.3 38.9 20.8 39.1 25.6
45 20.8 18.1 23.1 22.9 26.7 16.1 27.1 20.9 33.7 18.7 33.9 23.5
50 15.3 15.2 18.5 18.5 19.7 13.3 20.9 18.3 27.1 16.3 27.6 21.1
12
1
⁄
2
7
⁄
8
1000
40 39.0 27.4 39.4 32.9 48.6 25.9 48.9 31.4 59.0 29.6 59.3 35.1
45 30.0 23.3 31.4 29.0 39.7 21.9 40.0 27.4 50.4 25.9 50.7 31.4
50 21.1 19.2 23.8 23.8 29.7 17.7 30.3 23.3 40.6 21.9 41.0 27.4
1200
40 43.7 31.5 44.3 38.0 54.1 29.4 54.6 35.8 65.6 33.4 65.9 39.8
45 33.8 26.9 35.7 33.7 44.4 25.1 44.9 31.5 56.0 29.5 56.6 35.9
50 24.0 22.4 27.7 27.7 33.1 20.5 34.0 27.0 45.3 25.1 45.8 31.6
1300
40 45.9 33.4 46.5 40.4 56.6 31.0 57.1 37.9 68.4 35.1 68.7 42.0
45 35.5 28.7 37.6 35.9 46.5 26.5 47.0 33.5 58.6 31.1 59.2 38.0
50 25.4 24.0 29.6 29.6 34.9 21.8 35.7 28.8 47.4 26.6 47.9 33.5
16
5
⁄
8
7
⁄
8
1400
40 52.8 37.6 53.5 45.3 65.9 35.4 66.3 43.1 80.1 40.5 80.5 48.1
45 40.5 32.0 42.7 40.0 53.6 30.0 54.1 37.6 68.1 35.4 68.7 43.1
50 28.5 26.5 32.7 32.7 39.7 24.3 40.7 32.0 54.6 39.0 55.2 37.6
1600
40 57.3 41.6 58.3 50.3 71.1 38.8 71.7 47.4 86.3 44.1 86.8 52.7
45 44.1 35.6 46.9 44.6 58.1 33.0 58.7 41.7 73.6 38.9 74.2 47.5
50 31.3 29.6 36.5 36.5 43.1 26.9 44.3 35.7 59.2 33.1 59.7 41.7
1800
40 61.4 45.3 62.6 55.0 75.9 41.9 76.6 51.4 91.8 47.5 92.3 57.0
45 47.4 39.0 50.8 49.0 62.1 35.9 62.7 45.5 78.4 42.0 79.2 51.6
50 34.0 32.6 40.1 40.1 46.2 29.4 47.6 39.2 63.2 36.0 63.8 45.6
20
5
⁄
8
7
⁄
8
1800
40 64.7 46.9 65.7 56.8 80.0 43.6 80.6 53.3 96.6 49.4 97.0 59.1
45 50.2 40.3 53.1 50.5 65.8 37.3 66.4 47.1 82.9 43.7 83.6 53.4
50 35.7 33.6 41.5 41.5 49.3 30.6 50.5 40.5 67.2 37.4 67.8 47.2
2000
40 68.7 50.6 70.0 61.5 84.6 46.6 85.3 57.3 101.9 52.7 102.4 63.3
45 53.5 43.7 57.1 54.9 69.8 40.2 70.4 50.9 87.7 46.9 88.4 57.5
50 38.5 36.7 45.1 45.1 52.4 33.1 53.8 44.0 71.2 40.4 71.9 51.1
2200
40 72.3 54.2 74.0 66.0 89.0 49.4 89.6 61.1 106.7 55.7 107.2 67.3
45 56.5 47.0 60.8 59.1 73.4 42.8 74.1 54.5 92.1 49.8 92.8 61.4
50 41.1 36.9 48.5 48.5 55.2 35.5 56.9 47.4 74.8 43.1 75.6 54.8
30
5
⁄
8
1
1
⁄
8
2600
40 101.1 71.9 102.4 86.2 126.1 68.1 126.9 82.3 153.4 77.9 154.2 92.1
45 77.7 61.1 81.6 76.0 102.7 57.7 103.6 71.9 130.6 68.0 131.4 82.2
50 54.7 50.6 62.5 62.5 76.3 46.8 78.1 61.2 104.7 57.6 105.7 71.8
2800
40 106.0 76.1 107.4 91.4 132.0 71.7 132.9 86.9 160.3 81.8 161.1 97.0
45 81.6 64.9 86.0 80.8 107.5 60.9 108.5 76.1 136.2 71.7 137.5 86.8
50 57.7 53.9 66.4 66.4 80.0 49.5 81.9 65.0 109.5 60.8 110.6 76.0
3000
40 110.6 80.1 112.2 96.4 137.2 75.1 138.4 91.2 166.7 85.5 167.6 101.6
45 85.2 68.5 90.2 85.4 112.1 63.9 113.2 80.1 141.8 75.2 143.2 91.3
50 60.5 57.0 70.1 70.1 83.4 52.2 85.5 68.6 114.1 64.0 115.2 80.2
3200
40 115.0 83.9 116.8 101.3 142.4 78.4 143.7 95.5 172.7 89.0 173.7 106.1
45 88.7 72.0 94.2 89.9 116.4 66.9 117.6 84.0 147.1 78.5 148.5 95.6
50 63.3 60.1 73.8 73.8 86.6 54.7 89.0 72.2 118.4 67.0 119.6 84.1
40
7
⁄
8
1
1
⁄
8
3600
40 136.5 98.3 138.2 118.0 168.6 92.0 169.6 111.5 203.1 104.1 203.9 123.6
45 106.5 84.5 111.8 104.9 139.0 78.9 140.2 98.5 174.5 92.3 176.0 111.7
50 76.2 70.7 86.8 86.8 105.0 64.9 107.3 84.8 142.1 79.1 143.3 98.7
3800
40 141.0 102.2 142.8 123.0 173.5 95.3 174.9 115.8 209.0 107.7 210.0 128.2
45 110.1 88.1 115.9 109.5 143.5 82.0 144.7 102.5 179.8 95.6 181.4 116.1
50 79.0 73.9 90.7 90.7 108.4 67.6 110.9 88.4 146.6 82.2 147.9 102.8
4000
40 145.2 106.1 147.3 127.8 178.5 98.5 179.9 119.9 214.7 111.1 215.7 132.5
45 113.6 91.6 119.9 114.1 147.7 84.9 149.0 106.4 184.9 98.9 186.5 120.3
50 81.8 77.0 94.4 94.4 111.7 70.2 114.4 92.0 150.8 85.2 152.2 106.8
4200
40 149.2 109.8 151.7 132.6 183.2 101.6 184.6 123.9 220.0 114.3 221.0 136.8
45 116.9 95.1 123.8 118.5 151.8 87.7 153.1 110.3 189.7 102.0 191.4 124.4
50 84.5 80.1 98.1 98.1 114.9 72.7 117.7 95.6 154.9 88.1 156.3 110.7
SH — Sensible Heat TH — Total Heat
*Capacity based on R-22 refrigerant at 105 F liquid temperature and 10 degrees F superheat.
17
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