155
PERFORMANCE DATA — 581C
LEGEND
*Motor drive range: 1075 to 1455 rpm. All other rpms require field-
supplied drive.
Refer to page 107 for general Fan Performance Data notes.
FAN PERFORMANCE — VERTICAL DISCHARGE UNITS (cont)
LEGEND
*Motor drive range: 1035 to 1460 rpm. All other rpms require field-supplied drive.
Refer to page 107 for general Fan Performance Data notes.
NOTES:
1.
Boldface
indicates field-supplied drive is required.
2. Maximum continuous bhp is 1.30.
581C048 (4 TONS) — HIGH-STATIC MOTOR (BELT DRIVE)* (cont)
Airflow
(Cfm)
External Static Pressure (in. wg)
1.2
1.4
1.6
1.8
2.0
Rpm
Bhp
Watts
Rpm
Bhp
Watts
Rpm
Bhp
Watts
Rpm
Bhp
Watts
Rpm
Bhp
Watts
1200
1093
0.77
767
1155
0.87
861
1213
0.96
955
1268
1.05
1047
1321
1.14
1137
1300
1119
0.87
866
1181
0.98
970
1239
1.08
1073
1294
1.18
1175
1346
1.28
1275
1400
1147
0.98
972
1208
1.09
1086
1265
1.21
1199
1320
1.32
1310
1371
1.43
1419
1500
1175
1.09
1086
1235
1.22
1209
1292
1.34
1332
1346
1.46
1452
1397
1.58
1572
1600
1204
1.21
1207
1263
1.35
1340
1320
1.48
1472
1373
1.61
1603
1424
1.74
1732
1700
1233
1.34
1336
1292
1.49
1480
1348
1.63
1622
1401
1.77
1762
1451
1.91
1901
1800
1262
1.48
1473
1321
1.64
1627
1376
1.79
1779
1428
1.94
1930
1479
2.09
2078
1900
1293
1.63
1620
1350
1.79
1784
1405
1.96
1946
1457
2.12
2106
1506
2.28
2265
2000
1323
1.79
1776
1380
1.96
1950
1434
2.13
2123
1486
2.31
2293
—
—
—
Bhp
—
Brake Horsepower
Watts
—
Input Watts to Motor
581C060 (5 TONS) — STANDARD MOTOR (BELT DRIVE)* — SINGLE-PHASE UNITS
Airflow
(Cfm)
External Static Pressure (in. wg)
0.2
0.4
0.6
0.8
1.0
Rpm
Bhp
Watts
Rpm
Bhp
Watts
Rpm
Bhp
Watts
Rpm
Bhp
Watts
Rpm
Bhp
Watts
1500
848
0.42
371
968
0.55
486
1069
0.68
600
1158
0.80
715
1238
0.94
831
1600
887
0.49
433
1004
0.63
556
1103
0.76
678
1190
0.90
800
1269
1.04
922
1700
927
0.57
502
1040
0.71
633
1137
0.86
763
1223
1.00
892
1302
1.15
1022
1800
967
0.65
579
1077
0.81
718
1172
0.96
856
1257
1.12
993
1334
1.27
1130
1900
1007
0.75
663
1115
0.91
811
1208
1.08
957
1291
1.24
1101
—
—
—
2000
1048
0.85
757
1153
1.03
913
1244
1.20
1066
—
—
—
—
—
—
2100
1090
0.97
859
1191
1.15
1023
—
—
—
—
—
—
—
—
—
2200
1131
1.09
970
1230
1.29
1143
—
—
—
—
—
—
—
—
—
2300
1173
1.23
1091
—
—
—
—
—
—
—
—
—
—
—
—
2400
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
2500
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
581C060 (5 TONS) — STANDARD MOTOR (BELT DRIVE)* — SINGLE-PHASE UNITS (cont)
Airflow
(Cfm)
External Static Pressure (in. wg)
1.2
1.4
1.6
1.8
2.0
Rpm
Bhp
Watts
Rpm
Bhp
Watts
Rpm
Bhp
Watts
Rpm
Bhp
Watts
Rpm
Bhp
Watts
1500
1312
1.07
948
1380
1.20
1067
—
—
—
—
—
—
—
—
—
1600
1342
1.18
1047
—
—
—
—
—
—
—
—
—
—
—
—
1700
1374
1.30
1153
—
—
—
—
—
—
—
—
—
—
—
—
1800
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
1900
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
2000
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
2100
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
2200
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
2300
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
2400
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
2500
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Bhp
—
Brake Horsepower
Watts
—
Input Watts to Motor
581C060 (5 TONS) — STANDARD MOTOR (BELT DRIVE)* — THREE-PHASE UNITS
Airflow
(Cfm)
External Static Pressure (in. wg)
0.2
0.4
0.6
0.8
1.0
Rpm
Bhp
Watts
Rpm
Bhp
Watts
Rpm
Bhp
Watts
Rpm
Bhp
Watts
Rpm
Bhp
Watts
1500
848
0.42
371
968
0.55
486
1069
0.68
600
1158
0.80
715
1238
0.94
831
1600
887
0.49
433
1004
0.63
556
1103
0.76
678
1190
0.90
800
1269
1.04
922
1700
927
0.57
502
1040
0.71
633
1137
0.86
763
1223
1.00
892
1302
1.15
1022
1800
967
0.65
579
1077
0.81
718
1172
0.96
856
1257
1.12
993
1334
1.27
1130
1900
1007
0.75
663
1115
0.91
811
1208
1.08
957
1291
1.24
1101
1368
1.40
1246
2000
1048
0.85
757
1153
1.03
913
1244
1.20
1066
1326
1.37
1219
1401
1.54
1371
2100
1090
0.97
859
1191
1.15
1023
1281
1.33
1185
1361
1.51
1345
1435
1.69
1505
2200
1131
1.09
970
1230
1.29
1143
1318
1.48
1313
1397
1.67
1481
1470
1.86
1649
2300
1173
1.23
1091
1269
1.43
1273
1355
1.63
1451
1433
1.83
1627
1505
2.03
1803
2400
1215
1.38
1223
1309
1.59
1413
1393
1.80
1600
1470
2.01
1784
1540
2.21
1967
2500
1258
1.54
1365
1349
1.76
1564
1431
1.98
1759
1506
2.20
1951
—
—
—
Summary of Contents for 581A
Page 30: ...30 BASE UNIT DIMENSIONS 580F036 072 a48 8195 580F036 151 ...
Page 31: ...31 BASE UNIT DIMENSIONS 580F073 a48 8196 580F036 151 ...
Page 32: ...32 BASE UNIT DIMENSIONS 580F090 120 150 a48 8197 580F036 151 ...
Page 33: ...33 BASE UNIT DIMENSIONS 580F091 103 121 151 a48 8198 580F036 151 ...
Page 91: ...91 BASE UNIT DIMENSIONS 581B036 072 a48 8199 581B036 150 ...
Page 93: ...93 ACCESSORY DIMENSIONS 581B036 072 a48 8201 581B036 150 ...
Page 94: ...94 ACCESSORY DIMENSIONS 581B090 150 a48 8202 581B036 150 ...
Page 150: ...150 BASE UNIT DIMENSIONS 581C024 060 581C024 060 ...
Page 198: ...198 TYPICAL WIRING SCHEMATICS 579F 579F240 208 230 V Shown a48 7929 ...
Page 205: ...205 BASE UNIT DIMENSIONS 580F180 210 a48 8203 580F180 300 ...
Page 206: ...206 BASE UNIT DIMENSIONS 580F240 a48 8204 ...
Page 207: ...207 BASE UNIT DIMENSIONS 580F300 a48 8205 580F180 300 ...
Page 209: ...209 ACCESSORY DIMENSIONS 580F300 Vertical Roof Curbs 580F300 a48 7456 580F180 300 ...
Page 233: ...233 BASE UNIT DIMENSIONS 581A210 300 a48 8206 581A155 180 ...
Page 237: ...237 ACCESSORY DIMENSIONS 581A210 300 a48 8234 581A155 180 ...
Page 280: ...280 TYPICAL PIPING AND WIRING 581A 581A155 Shown LEGEND NEC National Electrical Code b48 1258 ...
Page 297: ...297 ...