Bryant 551C - Manual (Page 43)

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Table 27—Fan Performance 551B 048, 551C 048 — Horizontal Discharge Units; Standard Motor
(Belt Drive)*
AIRFLOW
EXTERNAL STATIC PRESSURE (in. wg)
AIRFLOW
CFM
0.2 0.4 0.6 0.8 1.0
CFM
Rpm Bhp Watts Rpm Bhp Watts Rpm Bhp Watts Rpm Bhp Watts Rpm Bhp Watts
1200 643 0.23 233 762 0.35 344 860 0.46 459 944 0.58 579 1020 0.71 705
1300 674 0.28 276 791 0.40 395 887 0.52 517 970 0.65 645 1045 0.78 777
1400 706 0.33 324 820 0.45 451 914 0.59 582 997 0.72 717 1071 0.86 857
1500 738 0.38 379 849 0.52 515 942 0.66 653 1024 0.80 796 1097 0.95 942
1600 771 0.44 440 879 0.59 584 971 0.74 731 1051 0.89 881 1124 1.04 1035
1700 804 0.51 507 910 0.66 661 1000 0.82 816 1079 0.98 974 1151 1.14 1136
1800 837 0.59 582 941 0.75 745 1029 0.91 909 1107 1.08 1075 — — —
1900 871 0.67 665 972 0.84 837 1059 1.02 1010 1136 1.19 1184 — — —
2000 906 0.76 756 1004 0.94 938 1089 1.12 1119 — — — — — —
AIRFLOW
EXTERNAL STATIC PRESSURE (in. wg)
AIRFLOW
CFM
1.2 1.4 1.6 1.8 2.0
CFM
Rpm Bhp Watts Rpm Bhp Watts Rpm Bhp Watts Rpm Bhp Watts Rpm Bhp Watts
1200 1089 0.84 835 1153 0.98 971 1212 1.12 1111 — — — — — —
1300 1114 0.92 915 1177 1.06 1056 — — — — — — — — —
1400 1139 1.01 1000 1202 1.15 1149 — — — — — — — — —
1500 1164 1.10 1093 — — — — — — — — — — — —
1600 1190 1.20 1193 — — — — — — — — — — — —
1700 — — — — — — — — — — — — — — —
1800 — — — — — — — — — — — — — — —
1900 — — — — — — — — — — — — — — —
2000 — — — — — — — — — — — — — — —
NOTES:
1. Bold cells indicate field-supplied drive is required.
2. Maximum continuous bhp is 1.20.
3. See general fan performance notes.
LEGEND
Bhp — Brake Horsepower
Watts — Input Watts to Motor
*Motor drive range: 770 to 1185 rpm. All other rpms require field-supplied
drive.
Table 28—Fan Performance 551B 048, 551C 048 — Horizontal Discharge Units; High-Static Motor (Belt Drive)*
AIRFLOW
EXTERNAL STATIC PRESSURE (in. wg)
AIRFLOW
CFM
0.2 0.4 0.6 0.8 1.0
CFM
Rpm Bhp Watts Rpm Bhp Watts Rpm Bhp Watts Rpm Bhp Watts Rpm Bhp Watts
1200 643 0.23 233 762 0.35 344 860 0.46 459 944 0.58 579 1020 0.71 705
1300 674 0.28 276 791 0.40 395 887 0.52 517 970 0.65 645 1045 0.78 777
1400 706 0.33 324 820 0.45 451 914 0.59 582 997 0.72 717 1071 0.86 857
1500 738 0.38 379 849 0.52 515 942 0.66 653 1024 0.80 796 1097 0.95 942
1600 771 0.44 440 879 0.59 584 971 0.74 731 1051 0.89 881 1124 1.04 1035
1700 804 0.51 507 910 0.66 661 1000 0.82 816 1079 0.98 974 1151 1.14 1136
1800 837 0.59 582 941 0.75 745 1029 0.91 909 1107 1.08 1075 1178 1.25 1244
1900 871 0.67 665 972 0.84 837 1059 1.02 1010 1136 1.19 1184 1206 1.37 1361
2000 906 0.76 756 1004 0.94 938 1089 1.12 1119 1165 1.31 1301 1234 1.49 1486
AIRFLOW
EXTERNAL STATIC PRESSURE (in. wg)
AIRFLOW
CFM
1.2 1.4 1.6 1.8 2.0
CFM
Rpm Bhp Watts Rpm Bhp Watts Rpm Bhp Watts Rpm Bhp Watts Rpm Bhp Watts
1200 1089 0.84 835 1153 0.98 971 1212 1.12 1111 1269 1.26 1256 1322 1.41 1404
1300 1114 0.92 915 1177 1.06 1056 1236 1.21 1202 1292 1.36 1353 1346 1.52 1508
1400 1139 1.01 1000 1202 1.15 1149 1261 1.31 1301 1316 1.47 1457 1369 1.63 1618
1500 1164 1.10 1093 1227 1.25 1248 1285 1.41 1407 1341 1.58 1570 1394 1.75 1736
1600 1190 1.20 1193 1252 1.36 1355 1311 1.53 1520 1366 1.70 1690 1418 1.87 1863
1700 1217 1.31 1301 1278 1.48 1470 1336 1.65 1642 1391 1.83 1818 1443 2.01 1998
1800 1244 1.42 1417 1305 1.60 1593 1362 1.78 1772 1416 1.97 1955 1468 2.15 2141
1900 1271 1.55 1541 1331 1.73 1724 1388 1.92 1911 1442 2.11 2101 1494 2.31 2294
2000 1298 1.68 1674 1358 1.87 1865 1415 2.07 2059 1468 2.27 2256 — — —
NOTES:
1. Bold cells indicate field-supplied drive is required.
2. Maximum continuous bhp is 2.40.
3. See general fan performance notes.
LEGEND
Bhp — Brake Horsepower
Watts — Input Watts to Motor
*Motor drive range: 1075 to 1455 rpm. All other rpms require field-supplied
drive.
551B
,C