Bryant 579F User Manual page 60

580F048 (4 TONS) — STANDARD MOTOR (DIRECT DRIVE)
Airflow
208 V
(Cfm)
ESP Bhp
1200 0.75 0.41
1300 0.68 0.42
1400 0.60 0.45
1500 0.51 0.47
1600 0.42 0.49
1700 0.32 0.52
1800 0.21 0.54
1900 0.09 0.56
2000 — —
LEGEND
Bhp — Brake Horsepower Input to Fan
ESP — External Static Pressure (in. wg)
580F048 (4 TONS) — ALTERNATE MOTOR (BELT DRIVE)*
Airflow
0.2
(Cfm)
Rpm Bhp
1200 643 0.23
1300 675 0.28
1400 707 0.33
1500 740 0.38
1600 773 0.45
1700 807 0.52
1800 841 0.59
1900 875 0.68
2000 910 0.77
580F048 (4 TONS) — ALTERNATE MOTOR (BELT DRIVE)* (cont)
Airflow
1.2
(Cfm)
Rpm Bhp
1200 1089 0.84
1300 1113 0.92
1400 1138 1.01
1500 1163 1.10
1600 1189 1.20
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.
580F048 (4 TONS) — HIGH-STATIC MOTOR (BELT DRIVE)*
Airflow
0.2
(Cfm)
Rpm Bhp
1200 643 0.23
1300 675 0.28
1400 707 0.33
1500 740 0.38
1600 773 0.45
1700 807 0.52
1800 841 0.59
1900 875 0.68
2000 910 0.77
580F048 (4 TONS) — HIGH-STATIC MOTOR (BELT DRIVE)* (cont)
Airflow
1.2
(Cfm)
Rpm Bhp
1200 1089 0.84
1300 1113 0.92
1400 1138 1.01
1500 1163 1.10
1600 1189 1.20
1700 1216 1.31
1800 1242 1.42
1900 1270 1.55
2000 1297 1.68
LEGEND
Bhp — Brake Horsepower Input to Fan
Watts — Input Watts to Motor
*Motor drive range: 1075 to 1455 rpm. All other rpms require a field-supplied
drive.
PERFORMANCE DATA (cont)
FAN PERFORMANCE — HORIZONTAL DISCHARGE UNITS (cont)
Low Speed
230, 460, 575 V
Watts ESP Bhp
458 0.81 0.45
471 0.74 0.46
503 0.66 0.49
536 0.58 0.52
557 0.49 0.54
584 0.39 0.57
610 0.29 0.60
629 0.18 0.62
— 0.06 0.65
0.4
Watts Rpm Bhp Watts
234 762 0.34 343
277 790 0.40 394
326 819 0.45 452
382 849 0.52 515
444 879 0.59 586
513 910 0.67 663
589 942 0.75 749
674 974 0.85 842
767 1006 0.95 944
1.4
Watts Rpm Bhp Watts
837 1153 0.98 974
915 1177 1.06 1058
1000 1201 1.15 1149
1092 — — —
1191 — — —
— — — —
— — — —
— — — —
— — — —
0.4
Watts Rpm Bhp Watts
234 762 0.34 343
277 790 0.40 394
326 819 0.45 452
382 849 0.52 515
444 879 0.59 586
513 910 0.67 663
589 942 0.75 749
674 974 0.85 842
767 1006 0.95 944
1.4
Watts Rpm Bhp Watts
837 1153 0.98 974
915 1177 1.06 1058
1000 1201 1.15 1149
1092 1226 1.25 1247
1191 1252 1.36 1353
1299 1277 1.48 1468
1414 1303 1.60 1590
1538 1330 1.73 1721
1672 1357 1.87 1862
208 V
Watts ESP Bhp
506 0.87 0.51
521 0.79 0.52
556 0.71 0.54
593 0.64 0.56
616 0.56 0.58
646 0.48 0.60
674 0.41 0.62
696 0.33 0.64
731 0.26 0.66
See page 74 for general fan performance notes.
External Static Pressure (in. wg)
0.6
Rpm Bhp Watts Rpm
859 0.46 458
886 0.52 517
913 0.58 581
941 0.66 653 1023
970 0.73 731 1050
999 0.82 817 1078
1029 0.91 910 1106
1059 1.02 1012 1135
1090 1.13 1122
External Static Pressure (in. wg)
1.6
Rpm Bhp Watts Rpm
1213 1.12 1115
— — —
— — —
— — —
— — —
— — —
— — —
— — —
— — —
NOTES:
1. Boldface indicates field-supplied drive is required.
2. Maximum continuous bhp is 1.20.
3. See page 74 for general fan performance notes.
External Static Pressure (in. wg)
0.6
Rpm Bhp Watts Rpm
859 0.46 458
886 0.52 517
913 0.58 581
941 0.66 653 1023
970 0.73 731 1050
999 0.82 817 1078
1029 0.91 910 1106
1059 1.02 1012 1135
1090 1.13 1122 1165
External Static Pressure (in. wg)
1.6
Rpm Bhp Watts Rpm
1213 1.12 1115 1270
1237 1.21 1205 1293
1261 1.31 1303 1317
1285 1.41 1407 1341
1310 1.53 1520 1365
1335 1.65 1640 1390
1361 1.78 1770 1415
1387 1.92 1908 1441
1414 2.07 2055 1467
NOTES:
1. Boldface indicates field-supplied drive is required.
2. Maximum continuous bhp is 2.40.
3. See page 74 for general fan performance notes.
60
High Speed
230, 460, 575 V
Watts ESP
572 0.92
589 0.85
616 0.77
631 0.70
654 0.63
678 0.55
698 0.48
720 0.41
744 0.33
0.8
Bhp Watts Rpm
944 0.58 579 1020
969 0.65 644 1044
996 0.72 716 1070
0.80 795 1096
0.88 880 1123
0.98 973 1150
1.08 1074 —
1.19 1184 —
— — — —
1.8
Bhp Watts Rpm
— — — —
— — — —
— — — —
— — — —
— — — —
— — — —
— — — —
— — — —
— — — —
0.8
Bhp Watts Rpm
944 0.58 579 1020
969 0.65 644 1044
996 0.72 716 1070
0.80 795 1096
0.88 880 1123
0.98 973 1150
1.08 1074 1177
1.19 1184 1205
1.31 1302 1234
1.8
Bhp Watts Rpm
1.27 1262 1324
1.36 1358 1347
1.47 1461 1370
1.58 1571 1394
1.70 1690 1418
1.83 1817 1442
1.96 1953 1467
2.11 2098 1493
2.26 2252 —
Bhp Watts
0.56 632
0.58 651
0.60 681
0.62 698
0.64 723
0.66 750
0.68 772
0.70 796
0.73 823
1.0
Bhp Watts
0.71 705
0.78 777
0.86 855
0.95 941
1.04 1034
1.14 1134
— —
— —
— —
2.0
Bhp Watts
— —
— —
— —
— —
— —
— —
— —
— —
— —
1.0
Bhp Watts
0.71 705
0.78 777
0.86 855
0.95 941
1.04 1034
1.14 1134
1.25 1242
1.37 1360
1.49 1485
2.0
Bhp Watts
1.42 1413
1.52 1514
1.63 1623
1.75 1740
1.87 1865
2.01 1998
2.15 2140
2.30 2292
— —