Bryant Preferred 551J Service And Maintenance Instructions page 63

CFM 0.2
RPM
472
4500
500
4900
525
5250
554
5650
580
6000
610
6400
636
6750
667
7150
694
7500
CFM 1.2
RPM
781
4500
799
4900
816
5250
—
5650
—
6000
—
6400
—
6750
—
7150
—
7500
Standard static 514-680 RPM, 2.9 BHP max
Medium static 614-780 RPM, 3.7 BHP max
High static 746-912 RPM, 4.9 BHP max
CFM 0.2
RPM
436
4500
458
4900
479
5250
503
5650
525
6000
551
6400
574
6750
601
7150
625
7500
CFM 1.2
RPM
808
4500
819
4900
829
5250
841
5650
852
6000
865
6400
878
6750
892
7150
905
7500
Boldface indicates alternate standard static drive package is required.
Italics indicate high static drive package with different motor pulley is
required.
APPENDIX C — FAN PERFORMANCE
Table D — 551J*17 Horizontal Supply (15 Ton)
AVAILABLE EXTERNAL STATIC PRESSURE (IN. WG)
0.4
BHP RPM BHP
1.04 549 1.51
1.26 573 1.76
1.48 595 2.00
1.76 620 2.30
2.04 643 2.61
2.39 670 2.99
2.74 695 3.36
3.18 723 3.83
3.60 748 4.28
AVAILABLE EXTERNAL STATIC PRESSURE (IN. WG)
1.4
BHP RPM BHP
3.81 828 4.46
4.16 845 4.84
4.49 — —
— — —
— — —
— — —
— — —
— — —
— — —
Table E — 551J*17 Vertical Supply (15 Ton)
AVAILABLE EXTERNAL STATIC PRESSURE (IN. WG)
0.4
BHP RPM BHP
0.60 529 0.89
0.72 546 1.02
0.85 561 1.16
1.01 580 1.33
1.17 598 1.50
1.38 619 1.72
1.58 638 1.93
1.84 661 2.20
2.09 682 2.46
AVAILABLE EXTERNAL STATIC PRESSURE (IN. WG)
1.4
BHP RPM BHP
2.27 864 2.66
2.48 874 2.89
2.68 884 3.10
2.92 895 3.36
3.15 906 3.61
3.43 918 3.91
3.70 929 4.19
4.03 943 4.53
4.33 955 4.86
0.6
RPM BHP RPM
616 2.03 676
638 2.30 696
658 2.57 715
681 2.90 736
702 3.22 756
727 3.64 779
749 4.03 800
775 4.52 —
— — —
1.6
RPM BHP RPM
— — —
— — —
— — —
— — —
— — —
— — —
— — —
— — —
— — —
0.6
RPM BHP RPM
611 1.20 684
625 1.36 696
638 1.51 708
654 1.70 721
668 1.88 734
686 2.11 750
702 2.33 764
722 2.61 781
740 2.88 797
1.6
RPM BHP RPM
916 3.06 965
926 3.31 975
935 3.53 983
946 3.81 994
956 4.08 1003
968 4.40 1015
979 4.69 —
— — —
— — —
Standard static 514-680 RPM, 2.9 BHP max
Medium static 679-863 RPM, 3.7 BHP max
High static 826-1009 RPM, 4.9 BHP max
63
0.8 1.0
BHP RPM
2.59 731
2.89 750
3.18 767
3.54 787
3.88 806
4.32 —
4.74 —
— —
— —
1.8 2.0
BHP RPM
— —
— —
— —
— —
— —
— —
— —
— —
— —
0.8 1.0
BHP RPM
1.54 749
1.72 760
1.88 771
2.09 784
2.28 795
2.53 810
2.76 822
3.06 838
3.34 852
1.8 2.0
BHP RPM
3.48 1012
3.74 1021
3.98 1029
4.28 1040
4.56 —
4.90 —
— —
— —
— —
BHP
3.19
3.51
3.82
4.21
4.58
—
—
—
—
BHP
—
—
—
—
—
—
—
—
—
BHP
1.90
2.09
2.27
2.50
2.71
2.97
3.22
3.53
3.82
BHP
3.92
4.19
4.44
4.76
—
—
—
—
—