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Table 19 — Fan Performance — 50BVT,U,V054
LEGEND
NOTES:
1. Unit is available with the following motor and drive com-
binations: 7.5, 10, 15, 20 HP standard drive; 7.5, 10, 15, 20 HP
medium-static drive; 7.5, 10, 15, 20 HP high-static drive.
For 7.5 HP standard drives, the drive range is 780 to 960 rpm.
For 10, 15, 20 HP standard and 7.5 HP medium-static drives,
the drive range is 805 to 991 rpm. For 10, 15, 20 HP medium-
static and 7.5 HP high-static drives the drive range is 960 to
1146 rpm. For 10, 15, 20 HP high-static drives the drive range
is 1119 to 1335 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
15,000
489
1953
2.32
537
2227
2.64
582
2473
2.93
623
2711
3.22
663
2939
3.49
16,000
513
2315
2.75
559
2596
3.08
603
2878
3.41
642
3132
3.72
680
3369
4.00
17,000
540
2728
3.24
583
3027
3.59
624
3325
3.94
663
3605
4.28
699
3868
4.59
18,000
564
3167
3.76
605
3483
4.13
645
3798
4.51
683
4112
4.88
718
4392
5.21
18,500
578
3413
4.05
618
3745
4.44
657
4069
4.83
694
4392
5.21
729
4680
5.55
19,000
590
3666
4.35
629
3999
4.74
667
4331
5.14
704
4671
5.54
738
4977
5.90
19,500
604
3938
4.67
642
4278
5.08
679
4628
5.49
715
4968
5.89
749
5299
6.29
20,000
617
4226
5.01
655
4584
5.44
691
4933
5.85
726
5282
6.27
761
5654
6.71
20,500
629
4505
5.34
665
4872
5.78
701
5238
6.21
736
5618
6.67
770
5980
7.09
21,000
643
4820
5.72
678
5194
6.16
713
5583
6.62
747
5963
7.07
780
6263
7.51
22,000
669
5503
6.53
704
5901
7.00
737
6298
7.47
770
6612
7.93
802
7005
8.40
23,000
696
6236
7.40
729
6577
7.89
761
6987
8.38
792
7388
8.86
823
7798
9.36
24,000
722
6952
8.34
754
7380
8.85
784
7798
9.36
815
8225
9.87
845
8510
10.38
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
15,000
701
3167
3.76
739
3413
4.05
777
3658
4.34
814
3,911
4.64
850
4,174
4.95
16,000
717
3623
4.30
753
3868
4.59
789
4121
4.89
824
4,383
5.20
858
4,654
5.52
17,000
734
4121
4.89
769
4383
5.20
803
4645
5.51
837
4,915
5.83
870
5,194
6.16
18,000
751
4663
5.53
785
4933
5.85
817
5212
6.18
849
5,512
6.54
881
5,804
6.89
18,500
762
4968
5.89
794
5247
6.22
826
5548
6.58
857
5,839
6.93
889
6,130
7.27
19,000
771
5264
6.25
802
5574
6.61
834
5866
6.96
864
6,166
7.31
895
6,394
7.67
19,500
781
5618
6.67
812
5919
7.02
843
6219
7.38
873
6,446
7.73
903
6,743
8.09
20,000
792
5963
7.07
822
6272
7.44
852
6498
7.80
882
6,804
8.16
911
7,118
8.54
20,500
801
6307
7.48
831
6542
7.85
860
6856
8.23
890
7,170
8.60
918
7,484
8.98
21,000
812
6603
7.92
841
6926
8.31
870
7240
8.69
899
7,563
9.07
927
7,885
9.46
22,000
833
7388
8.86
861
7720
9.26
889
8051
9.66
917
8,253
10.07
944
8,578
10.46
23,000
854
8199
9.84
882
8441
10.30
909
8784
10.72
936
9,127
11.13
962
9,469
11.55
24,000
874
8921
10.88
903
9332
11.38
930
9701
11.83
955
10,060
12.27
981
10,420
12.71
Bhp
—
Brake Horsepower Input to Supply Fan
Watts —
Input Power to Supply Fan Motor