Bryant 581C Manual De Usuario
59
PERFORMANCE DATA (cont)
FAN PERFORMANCE — HORIZONTAL DISCHARGE UNITS
LEGEND
See page 74 for general fan performance notes.
LEGEND
*Motor drive range: 685 to 1045 rpm. All other rpms require a field-supplied drive.
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.
2. Maximum continuous bhp is 1.20.
3. See page 74 for general fan performance notes.
LEGEND
*Motor drive range: 1075 to 1455 rpm. All other rpms require a field-supplied
drive.
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.
2. Maximum continuous bhp is 2.40.
3. See page 74 for general fan performance notes.
580F036 (3 TONS) — STANDARD MOTOR (DIRECT DRIVE)
Airflow
(Cfm)
Low Speed
High Speed
208 V
230, 460, 575 V
208 V
230, 460, 575 V
ESP
Bhp
Watts
ESP
Bhp
Watts
ESP
Bhp
Watts
ESP
Bhp
Watts
900
0.54
0.21
253
0.57
0.23
277
0.55
0.26
307
0.60
0.31
363
1000
0.49
0.23
270
0.51
0.25
292
0.52
0.27
321
0.53
0.32
374
1100
0.43
0.24
287
0.45
0.26
307
0.46
0.28
335
0.49
0.33
385
1200
0.39
0.26
304
0.40
0.27
323
0.38
0.29
349
0.43
0.34
397
1300
0.33
0.27
321
0.35
0.29
338
0.35
0.31
364
0.36
0.34
408
1400
0.26
0.29
338
0.28
0.30
354
0.29
0.32
378
—
—
—
1500
0.21
0.30
355
0.23
0.31
369
0.24
0.33
392
—
—
—
Bhp
—
Brake Horsepower Input to Fan
ESP
—
External Static Pressure (in. wg)
580F036 (3 TONS) — ALTERNATE MOTOR (BELT DRIVE)*
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
900
607
0.14
142
745
0.22
221
856
0.31
304
952
0.39
393
1037
0.49
485
1000
640
0.18
174
775
0.26
261
884
0.35
351
978
0.45
446
1062
0.55
545
1100
674
0.21
212
805
0.31
307
912
0.41
404
1005
0.51
506
1089
0.61
611
1200
708
0.26
256
836
0.36
359
941
0.47
464
1033
0.57
572
1116
0.69
683
1300
743
0.31
307
868
0.42
417
971
0.53
530
1062
0.65
645
1143
0.77
764
1400
780
0.37
364
900
0.49
483
1002
0.61
603
1091
0.73
726
1172
0.86
851
1500
816
0.43
428
934
0.56
556
1033
0.69
685
1121
0.82
815
1201
0.95
947
580F036 (3 TONS) — ALTERNATE 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
900
1114
0.59
582
1186
0.69
684
1253
0.79
789
1316
0.90
898
1375
1.02
1010
1000
1139
0.65
648
1210
0.76
754
1277
0.87
865
1340
0.98
979
1399
1.10
1097
1100
1165
0.72
720
1236
0.84
832
1302
0.95
948
1364
1.07
1068
1423
1.20
1191
1200
1191
0.80
799
1261
0.92
917
1327
1.04
1039
1389
1.17
1165
—
—
—
1300
1218
0.89
885
1288
1.02
1010
1353
1.14
1138
—
—
—
—
—
—
1400
1246
0.99
980
1315
1.12
1111
—
—
—
—
—
—
—
—
—
1500
1274
1.09
1083
—
—
—
—
—
—
—
—
—
—
—
—
Bhp
—
Brake Horsepower Input to Fan
Watts
—
Input Watts to Motor
580F036 (3 TONS) — HIGH-STATIC MOTOR (BELT DRIVE)*
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
900
607
0.14
142
745
0.22
221
856
0.31
304
952
0.39
393
1037
0.49
485
1000
640
0.18
174
775
0.26
261
884
0.35
351
978
0.45
446
1062
0.55
545
1100
674
0.21
212
805
0.31
307
912
0.41
404
1005
0.51
506
1089
0.61
611
1200
708
0.26
256
836
0.36
359
941
0.47
464
1033
0.57
572
1116
0.69
683
1300
743
0.31
307
868
0.42
417
971
0.53
530
1062
0.65
645
1143
0.77
764
1400
780
0.37
364
900
0.49
483
1002
0.61
603
1091
0.73
726
1172
0.86
851
1500
816
0.43
428
934
0.56
556
1033
0.69
685
1121
0.82
815
1201
0.95
947
580F036 (3 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
900
1114
0.59
582
1186
0.69
684
1253
0.79
789
1316
0.90
898
1375
1.02
1010
1000
1139
0.65
648
1210
0.76
754
1277
0.87
865
1340
0.98
979
1399
1.10
1097
1100
1165
0.72
720
1236
0.84
832
1302
0.95
948
1364
1.07
1068
1423
1.20
1191
1200
1191
0.80
799
1261
0.92
917
1327
1.04
1039
1389
1.17
1165
1448
1.30
1293
1300
1218
0.89
885
1288
1.02
1010
1353
1.14
1138
1414
1.28
1270
1473
1.41
1404
1400
1246
0.99
980
1315
1.12
1111
1379
1.25
1246
1440
1.39
1383
1499
1.53
1523
1500
1274
1.09
1083
1342
1.23
1221
1406
1.37
1362
1467
1.51
1505
1525
1.66
1652
Bhp
—
Brake Horsepower Input to Fan
Watts
—
Input Watts to Motor
58
0
0
F
03
6-
6-
15
1
1