Table
Standard Motor (Belt Drive)*
AIRFLOW |
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| EXTERNAL STATIC PRESSURE (in. wg) |
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CFM |
| 0.2 |
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| 0.4 |
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| 0.6 |
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| 0.8 |
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| 1.0 |
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Rpm | Bhp | Watts | Rpm | Bhp | Watts | Rpm | Bhp | Watts | Rpm | Bhp | Watts | Rpm | Bhp | Watts | |
1500 | 800 | 0.39 | 350 | 904 | 0.49 | 438 | 999 | 0.60 | 535 | 1087 | 0.72 | 640 | 1169 | 0.85 | 753 |
1600 | 839 | 0.46 | 412 | 938 | 0.57 | 505 | 1030 | 0.68 | 605 | 1115 | 0.80 | 714 | 1195 | 0.93 | 829 |
1700 | 879 | 0.54 | 483 | 974 | 0.65 | 580 | 1062 | 0.77 | 684 | 1144 | 0.90 | 796 | 1221 | 1.03 | 914 |
1800 | 919 | 0.63 | 561 | 1010 | 0.75 | 663 | 1095 | 0.87 | 771 | 1174 | 1.00 | 886 | 1250 | 1.14 | 1008 |
1900 | 960 | 0.73 | 648 | 1047 | 0.85 | 754 | 1129 | 0.98 | 867 | 1206 | 1.11 | 986 | 1279 | 1.25 | 1111 |
2000 | 1001 | 0.84 | 744 | 1085 | 0.96 | 855 | 1163 | 1.09 | 972 | 1238 | 1.23 | 1095 | — | — | — |
2100 | 1043 | 0.96 | 850 | 1123 | 1.09 | 965 | 1199 | 1.22 | 1086 | — | — | — | — | — | — |
2200 | 1085 | 1.09 | 966 | 1162 | 1.22 | 1086 | — | — | — | — | — | — | — | — | — |
2300 | 1127 | 1.23 | 1092 | — | — | — | — | — | — | — | — | — | — | — | — |
2400 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
2500 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
AIRFLOW |
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| EXTERNAL STATIC PRESSURE (in. wg) |
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CFM |
| 1.2 |
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| 1.4 |
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| 1.6 |
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| 1.8 |
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| 2.0 |
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Rpm | Bhp | Watts |
| Rpm | Bhp | Watts | Rpm | Bhp |
| Watts |
| Rpm | Bhp | Watts | Rpm | Bhp | Watts | |
1500 | 1247 | 0.98 | 873 |
| 1320 | 1.13 | 1002 | 1390 | 1.28 |
| 1137 |
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1600 | 1270 | 1.07 | 952 |
| 1342 | 1.22 | 1083 | — | — |
| — |
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1700 | 1295 | 1.17 | 1040 |
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1800 | 1321 | 1.28 | 1137 |
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1900 | — | — | — |
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2000 | — | — | — |
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2100 | — | — | — |
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2200 | — | — | — |
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2300 | — | — | — |
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2400 | — | — | — |
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2500 | — | — | — |
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NOTES: |
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| LEGEND |
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1. Grey cells indicate |
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| Bhp — Brake Horsepower |
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2. Maximum continuous bhp is 1.30. |
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| Watts — Input Watts to Motor |
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3. See general fan performance notes. |
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| *Motor drive range: 1035 to 1460 rpm. All other rpms require |
581B,C
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