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PERFORMANCE DATA (cont)
FAN PERFORMANCE — VERTICAL DISCHARGE UNITS (cont)
LEGEND
Refer to page 87 for general Fan Performance notes.
NOTES:
1.
Boldface
indicates a field-supplied drive is required. (See Note 4.)
2. indicates field-supplied motor and drive are required.
3. Maximum continuous bhp is 1.80.
4. Standard motor drive range: 1020 to 1460 rpm. All other rpms require field-
supplied drive.
LEGEND
Refer to page 87 for general Fan Performance notes.
NOTES:
1.
Boldface
indicates a field-supplied drive is required. (See Note 4.)
2. indicates field-supplied motor and drive are required.
3. Maximum continuous bhp is 2.40.
4. Standard motor drive range: 1120 to 1585 rpm. All other rpms require field-
supplied drive.
549B060 (5 TONS) — STANDARD MOTOR (BELT DRIVE)
Airflow
(Cfm)
External Static Pressure (in. wg)
0.1 0.2 0.4 0.6 0.8
Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp
1500 711 0.33 769 0.39 878 0.51 971 0.64
1052 0.78
1600 751 0.39 806 0.45 906 0.53
1024 0.73 1087 0.88
1700 791 0.46 846 0.53 941 0.66
1030 0.80 1112 0.96
1800 852 0.55 905 0.62 1002 0.78
1084 0.93 1163 1.10
1900 894 0.64 945 0.72
1037 0.88 1119 1.04 1194 1.21
2000 936 0.74 984 0.82
1072 0.98 1154 1.16 1226 1.33
2100 978 0.85
1024 0.93 1108 1.10 1190 1.29 1259 1.47
2200
1021 0.97 1064 1.05 1145 1.22 1225 1.43 1294 1.62
2300
1064 1.10 1104 1.18 1183 1.36 1260 1.57 1330 1.78
2400
1107 1.24 1145 1.32 1222 1.52 1296 1.73
1365 1.94
2500
1150 1.39 1186 1.48 1262 1.68
1331 1.89 1400 2.12
549B060 (5 TONS) — STANDARD MOTOR (BELT DRIVE) (cont)
Airflow
(Cfm)
External Static Pressure (in. wg)
1.0 1.2 1.4 1.6
Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp
1500
1134 0.95 1213 1.11 1276 1.38 1331 1.49
1600
1159 1.02 1231 1.20 1311 1.39 1395 1.59
1700
1184 1.12 1258 1.30 1322 1.49 1403 1.69
1800
1235 1.29 1303 1.48 1371 1.69
1433 1.90
1900
1266 1.40 1330 1.59
1396 1.81 1460 2.03
2000
1297 1.53 1362 1.73
1422 1.94 1485 2.16
2100
1327 1.66
1393 1.87 1452 2.08 1510 2.31
2200
1359 1.81 1423 2.02 1483 2.24 1538 2.46
2300
1392 1.97 1454 2.18 1515 2.41 1569 2.64
2400
1426 2.15 1485 2.36 1544 2.59 1601 2.84
2500
1461 2.34 1518 2.55 1575 2.78 ——
Bhp —
Brake Horsepower Input to Fan
549B072 (6 TONS) — STANDARD MOTOR (BELT DRIVE)
Airflow
(Cfm)
External Static Pressure (in. wg)
0.1 0.2 0.4 0.6 0.8
Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp
1800 852 0.55 905 0.62 1002 0.78 1084 0.93
1163 1.10
1900 894 0.64 945 0.72 1037 0.88 1119 1.04
1194 1.21
2000 936 0.74 984 0.82 1072 0.98
1154 1.16 1226 1.33
2100 978 0.85 1024 0.93 1108 1.10
1190 1.29 1259 1.47
2200 1021 0.97 1064 1.05
1145 1.22 1225 1.43 1294 1.62
2300 1064 1.10 1104 1.18
1183 1.36 1260 1.57 1330 1.78
2400 1107 1.24
1145 1.32 1222 1.52 1296 1.73 1365 1.94
2500
1150 1.39 1186 1.48 1262 1.68 1331 1.89 1400 2.12
2600
1193 1.56 1228 1.65 1301 1.86 1367 2.07 1435 2.31
2700
1237 1.74 1269 1.83 1341 2.05 1404 2.26
1471 2.51
2800
1280 1.94 1311 2.03 1381 2.25
1442 2.47 1506 2.72
2900
1324 2.15 1354 2.24
1420 2.47 1481 2.69 1542 2.94
3000
1368 2.37
1396 2.46 1460 2.69 1521 2.93 ——
549B072 (6 TONS) — STANDARD MOTOR (BELT DRIVE) (cont)
Airflow
(Cfm)
External Static Pressure (in. wg)
1.0 1.2 1.4 1.6
Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp
1800
1235 1.29 1303 1.48 1371 1.69 1433 1.90
1900
1266 1.40 1330 1.59 1396 1.81 1460 2.03
2000
1297 1.53 1362 1.73 1422 1.94 1485 2.16
2100
1327 1.66 1393 1.87 1452 2.08 1510 2.31
2200
1359 1.81 1423 2.02 1483 2.24
1538 2.46
2300
1392 1.97 1454 2.18
1515 2.41 1569 2.64
2400
1426 2.15 1485 2.36
1544 2.59 1601 2.84
2500
1461 2.34
1518 2.55 1575 2.78 ——
2600
1497 2.54 1552 2.76 ————
2700
1532 2.75 ——————
2800
————————
2900
————————
3000
————————
Bhp —
Brake Horsepower Input to Fan
50TFQ004-012
549B036-120