Thermo Pride OH6FA072D48B - Page 37

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OH8FA119D60
ALTERATIONS REQ’D FOR A/C @ DESIGN EXTERNAL STATIC PRESSURE
COOLING UNIT
HTG Speed by Input
Low Mid High
Fire Fire Fire
Recommended CLG Speed
36,000 L/ML ML/MH MH/H Low (L)
42,000 L/ML ML/MH MH/H Med Low (ML)
48,000 L/ML ML/MH MH/H Med High (MH)
60,000 L/ML ML/MH MH/H High (H)
Figure 19B: Heating speed by input
Speed vs. color code for PSC Motor:
Low = Red
Med-Low = Blue
Med-High = Yellow
High = Black
Furnace Airflow (CFM) vs. External Static pressure (in. WC.)
Speed Tap\ Static
Pressure
0.1 0.2 0.3 0.4 0.5 0.6 0.7
Low 1254 1254 1251 1246 1221 1189 1126
ML 1473 1464 1460 1437 1415 1377 1329
MH 1733 1731 1718 1705 1686 1660 1627
High 2300 2243 2224 2166 2099 2048 1754
Furnace Motor Current Draw (Amps)/Watts vs. External Static pressure (in. WC.)
Low 6.6/648 6.6/648 6.4/639 6.2/630 6.0/612 5.8/592 5.4/565
ML 7.6/772 7.2/739 7.1/730 6.8/704 6.6/683 6.3/661 6.1/641
MH 9.0/908 9.0/905 8.7/888 8.5/871 8.3/842 8.0/818 7.7/796
High 12.5/1270 11.7/1200 11.2/1150 10.7/1110 10.2/1060 9.7/1020 9.2/969
High Fire Temperature Rise vs. External Static pressure (in. WC.)
Speed Tap\ Static
Pressure
0.1 0.2 0.3 0.4 0.5 0.6 0.7
Low 98 98 98 99 101 103 109
ML 83 84 84 86 87 89 93
MH 71 71 72 72 73 74 76
High 53 55 55 57 59 60 70
Mid Fire Temperature Rise vs. External Static pressure (in. WC.)
Speed Tap\ Static
Pressure
0.1 0.2 0.3 0.4 0.5 0.6 0.7
Low 88 88 88 89 90 93 98
ML 75 75 75 77 78 80 83
MH 64 64 64 65 65 66 68
High 48 49 50 51 52 54 63
Low Fire Temperature Rise vs. External Static pressure (in. WC.)
Speed Tap\ Static
Pressure
0.1 0.2 0.3 0.4 0.5 0.6 0.7
Low 75 75 75 75 77 79 83
ML 64 64 64 65 66 68 70
MH 54 54 55 55 56 56 58
High 41 42 42 43 45 46 53