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Data Heating Coils
PKG-PRC002-EN68
Table PD-52. Hot Water Heating Capacity
180 F 200 F
Unit Airflow Capacity LAT Flow Capacity LAT Flow
Size cfm MBh F gpm MBh F gpm
20 tons 8000 237.2 87.3 23.7 287.6 93.2 28.7
22 tons 8800 249.1 86.1 24.9 302.2 91.6 30.1
25 tons 10000 266.2 84.5 26.6 323.0 89.8 32.2
29 tons 11600 287.3 82.8 28.7 348.7 87.7 34.8
32 tons 12800 302.2 81.8 30.2 366.8 86.4 36.6
35 tons 14000 316.2 80.8 31.6 384.0 85.3 38.3
38 tons 15200 329.6 80.0 32.9 400.2 84.3 39.9
42 tons 16800 471.2 85.9 47.1 567.8 91.2 56.6
46 tons 18400 494.0 84.8 49.4 595.3 89.8 59.3
52 tons 20800 526.4 83.3 52.6 634.5 88.1 63.2
58 tons 23200 556.7 82.1 55.6 671.2 86.7 66.9
65 tons 26000 589.9 80.9 58.9 711.2 85.2 70.9
72 tons 28800 620.9 79.9 62.0 748.7 84.0 74.6
80 tons 29800 631.5 79.5 63.1 761.5 83.6 75.9
Based on 60 degree F EAT with a 20 degree F water temperature differance.
Table PD-53. Steam Heating Capacity
2 psi 5 psi 10 psi
Unit Airflow Capacity LAT Capacity LAT Capacity LAT
Size cfm MBh F MBh F MBh F
20 tons 8000 257.4 89.7 271.6 91.3 291.6 93.6
22 tons 8800 272.2 88.5 287.1 90.1 308.3 92.3
25 tons 10000 292.7 87.0 308.8 88.5 331.6 90.6
29 tons 11600 317.6 85.2 335.1 86.6 359.9 88.6
32 tons 12800 334.7 84.1 353.2 85.4 379.3 87.3
35 tons 14000 350.5 83.1 369.9 84.4 397.3 86.2
38 tons 15200 365.3 82.2 385.4 83.4 414.0 85.1
42 tons 16800 500.5 87.5 528.1 89.0 567.1 91.1
46 tons 18400 526.7 86.4 555.7 87.8 596.8 89.9
52 tons 20800 563.0 85.0 594.1 86.3 638.1 88.3
58 tons 23200 596.3 83.7 629.3 85.0 675.9 86.9
65 tons 26000 631.7 82.4 666.7 83.6 716.2 85.4
72 tons 28800 663.9 81.3 700.7 82.4 752.8 84.1
80 tons 29800 674.7 80.9 712.1 82.0 765.1 83.7
Based on 60 degree F EAT
Self-Contained