Greenheck Fan Centrifugal Utility Fans SFB - Manual (Page 22)

22
Performance certified is for installation Type B - Free inlet, Ducted outlet. Power rating (Bhp) does not include transmission losses. Performance ratings do not include the
effects of appurtenances (accessories). The AMCA Certified Ratings Seal applies to air performance only.
Wheel Diameter = 22 1 ⁄
8 (562)
Shaft Diameter = 1 1 ⁄
4 (32)
Outlet Area = 3.23 ft 2
(0.300 m 2 )
Mounting Hole Size = 5/8 (16)
^Approximate Unit Weight = 540 lb (245 kg)
All dimensions in inches (millimeters)
For additional discharge positions see page 12
^Weight shown is largest cataloged Open Drip Proof motor
SFB-22 - Belt Drive
24
(610)
17 1 ⁄
2
(445)
2 1 ⁄
2
(64)
23
(584)
20 (508)
34 1 ⁄
8 (867)
39 5 ⁄
8 (1006)
41 1 ⁄
2
(1054)
36 3 ⁄
4
(933)
27 5 ⁄
8
(702)
1 1 ⁄
2
(38)
52 1 ⁄
2
(1334)
23 3 ⁄
4
(603)
16
(406)
28 1 ⁄
4 (718)
28 3 ⁄
4
(730)
30 3 ⁄
4 (781)
CFM OV
Static Pressure in Inches wg
0.25 0.5 0.75 1 1.25 1.5 2 2.5 3 3.25
4000 1240
RPM 285 359 419
BHP 0.44 0.64 0.83
Sones 8.6 10.5 12.8
4950 1534
RPM 315 385 441 491 535
BHP 0.71 0.96 1.20 1.43 1.67
Sones 11.3 13 15.4 16.6 18
5900 1829
RPM 350 410 467 514 557 598
BHP 1.09 1.37 1.68 1.96 2.23 2.52
Sones 14.1 15.9 17.9 19 20 22
6850 2123
RPM 388 441 491 540 582 620 691 755
BHP 1.60 1.91 2.25 2.61 2.95 3.26 3.92 4.56
Sones 17.2 19.3 20 22 23 24 26 29
7800 2418
RPM 428 475 520 564 608 646 713 776 834 861
BHP 2.25 2.61 2.98 3.37 3.79 4.17 4.88 5.64 6.38 6.75
Sones 21 22 23 25 26 28 29 31 34 36
8750 2712
RPM 470 511 552 593 632 671 739 798 854 881
BHP 3.08 3.47 3.87 4.30 4.75 5.21 6.08 6.87 7.71 8.14
Sones 24 25 26 28 30 30 32 34 37 39
9700 3007
RPM 512 550 587 624 660 695 764 824 877
BHP 4.09 4.53 4.97 5.43 5.90 6.39 7.41 8.35 9.24
Sones 27 28 30 31 32 34 36 39 41
10650 3301
RPM 555 590 623 658 691 724 789 850
BHP 5.33 5.80 6.27 6.77 7.28 7.79 8.90 10
Sones 30 32 34 35 36 37 40 43
11600 3596
RPM 599 631 662 693 724 755 813 874
BHP 6.79 7.30 7.83 8.34 8.88 9.44 10.54 11.82
Sones 34 37 38 38 39 41 44 47
12550 3890
RPM 643 672 701 730 759 788 844 898
BHP 8.51 9.04 9.62 10.17 10.76 11.33 12.56 13.8
Sones 38 40 42 42 43 45 48 52
13500 4185
RPM 688 714 742 768 794 822 875
BHP 10.5 11.1 11.7 12.3 12.9 13.5 14.8
Sones 42 44 46 47 48 49 53
Do
n
ot
s
el
e
c
t
to
t
h
e
l
e
ft
o
f
th
is
s
y
s
te
m
c
u
rv
e
cfm
Maximum BHP at given RPM = (RPM/418) 3
(Maximum KW at a given RPM = (RPM/461) 3 )
Maximum RPM = 900 and Minimum RPM = 240
Tip Speed (ft/min.) = RPM x 5.79
(Tip Speed (m/s) = RPM x 0.0294)
Maximum Motor Frame Size = 215T
SFB-22