Appendix C - Fan Performance - Bryant Preferred Series Service And Maintenance Instructions

CFM 0.2
RPM
508
4500
540
4900
568
5250
600
5650
629
6000
663
6400
693
6750
727
7150
757
7500
CFM 1.2
RPM
807
4500
829
4900
—
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
494
4500
522
4900
547
5250
577
5650
603
6000
634
6400
662
6750
694
7150
722
7500
CFM 1.2
RPM
856
4500
871
4900
885
5250
903
5650
918
6000
937
6400
954
6750
975
7150
—
7500
Boldface indicates an alternated standard static drive package is
required.
Italics indicate a high static drive package with different motor pulley is
required.
APPENDIX C — FAN PERFORMANCE
Table C — 581J 17 Horizontal Supply (15 Ton)
AVAILABLE EXTERNAL STATIC PRESSURE (IN. WG)
0.4
BHP RPM BHP
1.25 582 1.76
1.51 610 2.05
1.78 635 2.35
2.13 664 2.73
2.47 691 3.10
2.91 721 3.57
3.34 749 4.03
3.88 781 4.61
4.40 — —
AVAILABLE EXTERNAL STATIC PRESSURE (IN. WG)
1.4
BHP RPM BHP
4.16 852 4.83
4.58 — —
— — —
— — —
— — —
— — —
— — —
— — —
— — —
Table D — 581J 17 Vertical Supply (15 Tons)
AVAILABLE EXTERNAL STATIC PRESSURE (IN. WG)
0.4
BHP RPM BHP
0.77 583 1.09
0.93 605 1.27
1.10 626 1.45
1.32 651 1.68
1.53 674 1.91
1.81 701 2.20
2.07 725 2.49
2.42 754 2.85
2.74 779 3.19
AVAILABLE EXTERNAL STATIC PRESSURE (IN. WG)
1.4
BHP RPM BHP
2.60 911 3.02
2.86 926 3.30
3.11 939 3.57
3.43 956 3.91
3.72 971 4.22
4.09 988 4.61
4.44 — —
4.87 — —
— — —
0.6
RPM BHP RPM
647 2.31 705
672 2.64 729
695 2.96 750
723 3.37 776
747 3.77 799
776 4.28 —
801 4.76 —
— — —
— — —
1.6
RPM BHP RPM
— — —
— — —
— — —
— — —
— — —
— — —
— — —
— — —
— — —
NOTE: Fan tables include highest gas heat.
0.6
RPM BHP RPM
662 1.43 732
681 1.64 750
700 1.84 766
721 2.09 786
741 2.33 804
765 2.64 826
787 2.94 846
813 3.31 869
836 3.67 890
1.6
RPM BHP RPM
963 3.46 1012
977 3.76 1026
990 4.05 1038
1006 4.40 —
1020 4.73 —
— — —
— — —
— — —
— — —
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
NOTE: Fan tables include highest gas heat.
75
0.8 1.0
BHP RPM
2.89 758
3.26 781
3.61 801
4.05 825
4.48 —
— —
— —
— —
— —
1.8 2.0
BHP RPM
— —
— —
— —
— —
— —
— —
— —
— —
— —
0.8 1.0
BHP RPM
1.80 796
2.03 813
2.24 828
2.51 846
2.78 863
3.10 883
3.42 902
3.81 923
4.19 943
1.8 2.0
BHP RPM
3.92 1059
4.23 1072
4.54 —
— —
— —
— —
— —
— —
— —
BHP
3.51
3.91
4.29
4.76
—
—
—
—
—
BHP
—
—
—
—
—
—
—
—
—
BHP
2.19
2.44
2.67
2.96
3.24
3.59
3.92
4.33
4.72
BHP
4.39
4.72
—
—
—
—
—
—
—