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| Table 25 — Fan Performance 580F048 — Horizontal Discharge Units, Standard Motor |
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| STANDARD MOTOR (DIRECT DRIVE) |
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Airflow |
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| Low Speed |
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| High Speed |
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| 208 V |
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| 230, 460, 575 V |
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| 208 V |
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| 230, 460, 575 V |
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(Cfm) |
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| ESP |
| Bhp | Watts | ESP |
| Bhp |
| Watts | ESP | Bhp | Watts | ESP |
| Bhp |
| Watts |
1200 |
| 0.75 |
| 0.41 | 458 | 0.81 |
| 0.45 |
| 506 | 0.87 | 0.51 | 572 | 0.92 |
| 0.56 |
| 632 |
1300 |
| 0.68 |
| 0.42 | 471 | 0.74 |
| 0.46 |
| 521 | 0.79 | 0.52 | 589 | 0.85 |
| 0.58 |
| 651 |
1400 |
| 0.60 |
| 0.45 | 503 | 0.66 |
| 0.49 |
| 556 | 0.71 | 0.54 | 616 | 0.77 |
| 0.60 |
| 681 |
1500 |
| 0.51 |
| 0.47 | 536 | 0.58 |
| 0.52 |
| 593 | 0.64 | 0.56 | 631 | 0.70 |
| 0.62 |
| 698 |
1600 |
| 0.42 |
| 0.49 | 557 | 0.49 |
| 0.54 |
| 616 | 0.56 | 0.58 | 654 | 0.63 |
| 0.64 |
| 723 |
1700 |
| 0.32 |
| 0.52 | 584 | 0.39 |
| 0.57 |
| 646 | 0.48 | 0.60 | 678 | 0.55 |
| 0.66 |
| 750 |
1800 |
| 0.21 |
| 0.54 | 610 | 0.29 |
| 0.60 |
| 674 | 0.41 | 0.62 | 698 | 0.48 |
| 0.68 |
| 772 |
1900 |
| 0.09 |
| 0.56 | 629 | 0.18 |
| 0.62 |
| 696 | 0.33 | 0.64 | 720 | 0.41 |
| 0.70 |
| 796 |
2000 |
| — |
| — | — | 0.06 |
| 0.65 |
| 731 | 0.26 | 0.66 | 744 | 0.33 |
| 0.73 |
| 823 |
| LEGEND |
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| See page 36 for general fan performance notes. |
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Bhp — Brake Horsepower Input to Fan
ESP — External Static Pressure (in. wg)
Table 26 — Fan Performance 580F048 — Horizontal Discharge Units, Alternate Motor (Belt Drive)*
AIRFLOW |
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| EXTERNAL STATIC PRESSURE (in. wg) |
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| 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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(Cfm) |
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| Rpm | Bhp | Watts | Rpm | Bhp | Watts | Rpm | Bhp | Watts | Rpm | Bhp | Watts | Rpm | Bhp | Watts |
1200 | 643 | 0.23 | 234 | 762 | 0.34 | 343 | 859 | 0.46 | 458 | 944 | 0.58 | 579 | 1020 | 0.71 | 705 |
1300 | 675 | 0.28 | 277 | 790 | 0.40 | 394 | 886 | 0.52 | 517 | 969 | 0.65 | 644 | 1044 | 0.78 | 777 |
1400 | 707 | 0.33 | 326 | 819 | 0.45 | 452 | 913 | 0.58 | 581 | 996 | 0.72 | 716 | 1070 | 0.86 | 855 |
1500 | 740 | 0.38 | 382 | 849 | 0.52 | 515 | 941 | 0.66 | 653 | 1023 | 0.80 | 795 | 1096 | 0.95 | 941 |
1600 | 773 | 0.45 | 444 | 879 | 0.59 | 586 | 970 | 0.73 | 731 | 1050 | 0.88 | 880 | 1123 | 1.04 | 1034 |
1700 | 807 | 0.52 | 513 | 910 | 0.67 | 663 | 999 | 0.82 | 817 | 1078 | 0.98 | 973 | 1150 | 1.14 | 1134 |
1800 | 841 | 0.59 | 589 | 942 | 0.75 | 749 | 1029 | 0.91 | 910 | 1106 | 1.08 | 1074 | — | — | — |
1900 | 875 | 0.68 | 674 | 974 | 0.85 | 842 | 1059 | 1.02 | 1012 | 1135 | 1.19 | 1184 | — | — | — |
2000 | 910 | 0.77 | 767 | 1006 | 0.95 | 944 | 1090 | 1.13 | 1122 | — | — | — | — | — | — |
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AIRFLOW |
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| EXTERNAL STATIC PRESSURE (in. wg) |
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| 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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(Cfm) |
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| Rpm | Bhp | Watts | Rpm | Bhp | Watts | Rpm | Bhp | Watts | Rpm | Bhp | Watts | Rpm | Bhp | Watts |
1200 | 1089 | 0.84 | 837 | 1153 | 0.98 | 974 | 1213 | 1.12 | 1115 | — | — | — | — | — | — |
1300 | 1113 | 0.92 | 915 | 1177 | 1.06 | 1058 | — | — | — | — | — | — | — | — | — |
1400 | 1138 | 1.01 | 1000 | 1201 | 1.15 | 1149 | — | — | — | — | — | — | — | — | — |
1500 | 1163 | 1.10 | 1092 | — | — | — | — | — | — | — | — | — | — | — | — |
1600 | 1189 | 1.20 | 1191 | — | — | — | — | — | — | — | — | — | — | — | — |
1700 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
1800 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
1900 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
2000 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
LEGEND
Bhp — Brake Horsepower Input to Fan
Watts — Input Watts to Motor
*Motor drive range: 770 to 1175 rpm. All other rpms require a field- supplied drive.
NOTES:
1.Boldface indicates
2.Maximum continuous bhp is 1.20.
3.See page 36 for general fan performance notes.
