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33
Table 15 — Fan Performance — 50BVC,E,Q028
LEGEND
NOTES:
1. Units are available with 3 or 5 HP standard drive or 3 HP
medium static drive.
For 3 HP standard drives, the drive range is 753 to 952 rpm.
For medium static drives, the drive range is 872 to 1071 rpm. 5
HP standard drives have drive range of 967 to 1290 rpm.
2.
Italics
indicates field-supplied drive required.
3.
Do not operate in shaded area.
4. Static pressure losses must be applied to external static pres-
sure before entering the fan performance table.
5. Interpolation is permitted, extrapolation is not.
6. Fan performance is based on filter, unit casing and wet coil
losses.
7. Bhp values are
per fan.
Watts values are
per motor.
Unit has
2 supply fans and 2 motors.
AIRFLOW
(cfm)
AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)
0.2
0.4
0.6
0.8
1.0
Rpm
Watts
Bhp
Rpm
Watts
Bhp
Rpm
Watts
Bhp
Rpm
Watts
Bhp
Rpm
Watts
Bhp
6,250
—
—
—
624
678
0.79
689
797
0.92
753
917
1.06
815
1045
1.21
7,000
604
751
0.87
666
880
1.02
726
999
1.16
784
1136
1.32
841
1273
1.48
7,500
634
889
1.03
693
1027
1.19
750
1155
1.34
805
1291
1.50
858
1437
1.67
8,000
667
1054
1.22
723
1191
1.38
777
1337
1.55
829
1482
1.72
880
1627
1.89
8,500
700
1237
1.43
753
1382
1.60
804
1528
1.77
853
1682
1.95
902
1836
2.13
9,000
735
1437
1.67
785
1591
1.84
833
1745
2.02
881
1908
2.21
927
2071
2.40
9,500
769
1664
1.93
816
1827
2.12
863
1989
2.31
908
2152
2.50
952
2323
2.69
10,000
802
1908
2.21
848
2080
2.41
892
2251
2.61
936
2422
2.81
978
2624
3.01
10,500
835
2179
2.53
879
2350
2.73
921
2531
2.93
963
2742
3.14
1004
2924
3.35
11,000
870
2467
2.86
912
2688
3.08
952
2870
3.29
992
3060
3.51
1032
3251
3.73
11,500
904
2824
3.24
944
3015
3.46
983
3206
3.67
1022
3405
3.90
1060
3605
4.13
12,000
937
3169
3.63
976
3369
3.86
1014
3569
4.09
1051
3777
4.33
1088
3985
4.57
12,500
972
3550
4.07
1010
3759
4.31
1046
3967
4.55
1082
4184
4.80
—
—
—
AIRFLOW
(cfm)
AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)
1.2
1.4
1.6
1.8
2.0
Rpm
Watts
Bhp
Rpm
Watts
Bhp
Rpm
Watts
Bhp
Rpm
Watts
Bhp
Rpm
Watts
Bhp
6,250
877
1173
1.36
—
—
—
—
—
—
—
—
—
—
—
—
7,000
897
1410
1.63
951
1555
1.80
—
—
—
—
—
—
—
—
—
7,500
911
1582
1.83
963
1727
2.00
1014
1881
2.18
—
—
—
—
—
—
8,000
930
1781
2.07
979
1935
2.24
1028
2098
2.43
1076
2260
2.62
1124
2422
2.81
8,500
950
1989
2.31
997
2152
2.50
1043
2323
2.69
1089
2485
2.88
1134
2697
3.09
9,000
973
2233
2.59
1018
2404
2.79
1062
2576
2.99
1106
2779
3.18
1149
2960
3.39
9,500
996
2494
2.89
1039
2697
3.09
1081
2879
3.30
1123
3060
3.51
1165
3251
3.73
10,000
1020
2806
3.22
1061
2988
3.42
1102
3178
3.64
1142
3360
3.85
1182
3559
4.08
10,500
1044
3106
3.56
1084
3296
3.78
1123
3496
4.01
1161
3686
4.23
1200
3886
4.45
11,000
1070
3451
3.95
1109
3641
4.17
1146
3840
4.40
1184
4049
4.64
1220
4248
4.87
11,500
1097
3804
4.36
1134
4012
4.60
1170
4221
4.84
1206
—
—
—
—
—
12,000
1124
4193
4.81
—
—
—
—
—
—
—
—
—
—
—
—
12,500
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Bhp
—
Brake Horsepower Input to Supply Fan
Watts —
Input Power to Supply Fan Motor