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Fcu utility fans – CFM FCU-20 User Manual

Page 5

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Tip Speed (FPM) = 2.782 x RPM

Outlet:

.636 sq. ft. inside, 11.75” x 8” outside

Inlet:

.525 sq. ft. inside, 10” dia. outside

Wheel Diameter: 10.5”
Max. RPM:

2157

FCU UTILITY FANS

5

509
572
636
700
763
827
890
954

1018
1081

1145

1208
1272
1399
1526
1654
1781
1908
2035
2162
2290
2417
2544
2671
2798
2926
3053
3180
3307
3434
3566
3689
3816

CFM

Outlet Vel.

FPM

0.25 SP

RPM

BHP

0.375 SP

0.50 SP

0.625 SP

800
900

1000

1100

1200
1300
1400
1500
1600
1700
1800
1900
2000
2200
2400
2600
2800
3000
3200
3400
3600
3800
4000
4200
4400
4600
4800
5000
5200
5400
5600
5800
6000

522
538
558
580
603
629
655
683

711

739
769
798
828
889
950

1012
1075

1138

1201
1265
1329
1393
1457
1522
1586
1651
1716
1781
1846

1911

1979
2043
2108

0.04
0.05
0.06
0.07
0.09

0.11

0.12
0.15
0.17
0.20
0.23
0.26
0.30
0.38
0.48
0.60
0.73
0.88
1.05
1.24
1.46
1.70
1.97
2.26
2.58
2.92
3.30
3.71
4.16
4.63
5.17
5.07
6.29

0.75 SP

0.875 SP

1.00 SP

1.25 SP

RPM

BHP

621
630
642
659
678
699
722
746
772
798
826
853
882
940
999

1060

1121
1182

1244
1307
1370
1434
1497
1561
1624
1689
1753
1817
1882
1946
2014
2076
2141

0.06
0.07
0.08
0.09

0.11

0.13
0.15
0.17
0.20
0.22
0.26
0.29
0.33
0.42
0.52
0.64
0.78
0.93

1.11

1.31
1.53
1.78
2.04
2.34
2.67
3.02
3.41
3.83
4.27
4.76
5.30
5.84
6.43

RPM

BHP

716
723
734
749
766
785
807
830
854
879
905
932
987

1044

1103
1163

1223
1284
1345
1408
1470
1533
1596
1659
1723
1786
1850
1914
1978
2045
2107

0.08
0.10

0.11

0.13
0.15
0.17
0.19
0.22
0.25
0.29
0.32
0.36
0.45
0.56
0.68
0.82
0.98
1.16
1.37
1.59
1.84
2.12
2.42
2.75

3.11

3.50
3.93
4.38
4.87
5.42
5.97

RPM

BHP

801
807
817
830
846
865
885
907
930
954
980

1032
1087

1144

1202
1261
1321
1381
1443
1504
1566
1628
1691
1754
1817
1881
1944
2008
2074
2136

0.12
0.13
0.15
0.17
0.19
0.22
0.25
0.28
0.31
0.35
0.39
0.49
0.60
0.72
0.87
1.03
1.22
1.42
1.66
1.91
2.19
2.50
2.83
3.20
3.60
4.02
4.49
4.98
5.53
6.09

RPM

BHP

877
884
894
906
922
939
959
980

1002
1026
1075

1128
1183

1239
1297
1355
1415
1475
1536
1597
1659
1721
1784
1846
1909
1972
2035
2101

0.15
0.17
0.19
0.22
0.24
0.27
0.31
0.34
0.38
0.42
0.52
0.63
0.76
0.91
1.08
1.27
1.48
1.71
1.97
2.26
2.57
2.91
3.28
3.68
4.12
4.58
5.08
5.64

RPM

BHP

948
955
965
977
992

1009
1028
1049
1071

1117

1168

1221
1275
1332
1389
1447
1507
1567
1627
1688
1750
1812
1874
1936
1999
2062
2127

0.20
0.22
0.24
0.27
0.30
0.33
0.37
0.41
0.46
0.56
0.67
0.80
0.96
1.13
1.32
1.53
1.77
2.03
2.32
2.64
2.99
3.36
3.77
4.21
4.68
5.18
5.75

RPM

BHP

1014
1022
1032
1044
1059
1076
1094

1115

1159

1206
1257
1310
1365
1421
1479
1537
1596
1656
1716
1777
1839
1900
1962
2025
2087
2152

0.24
0.27
0.30
0.33
0.36
0.40
0.44
0.49
0.59
0.71
0.84
1.00
1.17
1.37
1.59
1.83
2.10
2.39
2.71
3.06
3.44
3.85
4.29
4.77
5.28
5.85

RPM

BHP

1131
1137
1145
1156
1169
1184

1201
1239
1282
1329
1378
1430
1484
1539
1595
1653

1711

1770
1830
1890
1951
2012
2073
2135

0.32
0.35
0.39
0.42
0.46
0.51
0.55
0.66
0.78
0.93
1.09
1.27
1.47
1.69
1.94
2.22
2.52
2.85
3.20
3.59
4.01
4.46
4.95
5.47

954

1018
1081

1145

1208
1272
1399
1526
1654
1781
1908
2035
2162
2290
2417
2544
2671
2798
2926
3053
3180
3307

CFM

Outlet Vel.

FPM

1.50 SP

RPM

BHP

1.75 SP

2.00 SP

2.50 SP

1500
1600
1700
1800
1900
2000
2200
2400
2600
2800
3000
3200
3400
3600
3800
4000
4200
4400
4600
4800
5000
5200

1238
1243
1250
1259
1271
1284
1317
1355
1398
1444
1493
1544
1596
1651
1707
1764
1821
1880
1939
1999
2059

2119

0.42
0.45
0.49
0.53
0.57
0.62
0.73
0.86
1.01
1.17
1.36
1.57
1.80
2.05
2.33
2.64
2.98
3.34
3.74
4.17
4.63
5.12

3.00 SP

3.50 SP

4.00 SP

RPM

BHP

1337
1341
1347
1356
1366
1393
1426
1465
1508
1553
1602
1653
1705
1759
1814
1870
1928
1986
2044
2104

0.52
0.56
0.60
0.65
0.70
0.81
0.94
1.09
1.26
1.45
1.67
1.90
2.17
2.45
2.77

3.11

3.48
3.89
4.32
4.79

RPM

BHP

1429
1433
1438
1446
1468
1497
1531
1570
1613
1659
1707
1758
1810
1864
1919
1974
2032
2089
2147

0.63
0.67
0.72
0.77
0.89
1.02
1.18
1.35
1.55
1.77
2.01
2.28
2.57
2.89
3.24
3.62
4.03
4.47
4.94

RPM

BHP

1597
1601
1614
1634
1661
1693
1730
1770
1814
1860
1909
1959

2011

2064

2119

0.87
0.93
1.05
1.20
1.36
1.54
1.75
1.97
2.23
2.50
2.81
3.14
3.50
3.89
4.31

RPM

BHP

1754
1767
1787
1813
1843
1878
1917
1959
2004
2051
2100
2150

1.23
1.38
1.55
1.74
1.95
2.19
2.44
2.73
3.05
3.39
3.76
4.16

RPM

BHP

1896
1910
1929
1954
1984
2019
2057
2097
2141

1.57
1.74
1.94
2.16
2.40
2.67
2.97
3.29
3.64

RPM

BHP

2029
2043
2063
2088

2118

2152

1.95
2.15
2.38
2.63
2.91
3.21

4.50 SP

RPM

BHP

2154

2.37

M

MO

OD

DE

EL

L:: F

FC

CU

U--1

11

1

M

MO

OD

DE

EL

L:: F

FC

CU

U--1

11

1

Performance shown is for installation Type B - free inlet, ducted outlet. Power rating (BHP) does not include drive losses.
Performance ratings do not include the effects of appurtenances in the airstream.

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