Specification Sheet

346
Performance shown is for Models HRSB-F and HRSD-F without inlet or outlet ducts.
Performance includes the effect of a lter.
Brake horsepower does not include drive losses.
The sound ratings shown are loudness values in fan sones at 5 ft. (1.5m) in a hemispherical free eld calculated
per AMCA Standard 301 @ free air. Values shown are installation Type A, free inlet fan sone levels.
Model
HRSB-F
CFM @ Static Pressure
HP RPM
No. of
Blades
Max
BHP
Sones
@ 5 ft.
0 1/8 1/4 3/8 1/2 5/8 3/4
24
4327 3650 2716 - - - - 1/3 930 3 .381 15
4984 4430 3645 2754 - - - 1/2 1060 3 .575 19
5653 5211 4555 3863 3042 - - 3/4 1215 3 .848 24
6277 5891 5344 4698 4052 3270 - 1 1335 3 1.155 28
7194 6857 6434 5909 5352 4797 4153 1 1/2 1530 3 1.738 34
7899 7592 7244 6807 6287 5789 5282 2 1680 3 2.300 41
30
7242 6003 4432 - - - - 1/2 755 3 .582 16
8226 7196 5894 4445 - - - 3/4 865 3 .850 21
9034 8128 6988 5739 4244 - - 1 950 3 1.134 24
10366 9599 8675 7624 6530
5257 - 1 1/2 1090 3 1.713 30
11412 10715 9917 9009 8027 7023 5867 2 1200 3 2.283 36
13028 12418 11782 11024 10211 9350 8483 3 1370 3 3.398 45
36
9637 7192 4033 - - - - 1/2 565 3 .579 14
11002 8881 6416 - - - - 3/4 645 3 .856 18
12110 10205 8056 5552 - - - 1 710 3 1.147 21
13901 12276 10515 8501 6284 - - 1 1/2 815 3 1.737 27
15266 13792 12203 10056 8620 6434 - 2 895 3 2.295 31
17483 16196 14851 13452 11915 10281 8550 3 1025 3 3.457 39
42
13841 10120 5578 - - - - 3/4 510 3 .868 16
15198 11764 8009 - - - - 1 560 3 1.147 19
17369 14370 11270 7653 -
- - 1 1/2 640 3 1.720 24
19133 16415 13766 10577 - - - 2 705 3 2.296 35
21846 19467 17070 14716 11851 - - 3 805 3 3.415 46
48
17949 12146 - - - - - 1 445 3 1.152 17
20571 15261 9820 - - - - 1 1/2 510 3 1.734 21
22587 17713 12771 - - - - 2 560 3 2.295 25
25814 21489 17701 12978 - - - 3 640 3 3.428 30
30654 27000 23498 20506 16124 12188 - 5 760 3 5.739 40
35091 31899 28757 25802 23302 19238 16118 7 1/2 870 3 8.610 53
38721 35828 32935 30200 27684 25195 21506 10 960 3 11.570 64
UL Standard 705
PERFORMANCE DATA - HRSB-F BELT DRIVE WITH FILTERS
MODELS HRSB & HRSD
HOODED PROPELLER ROOF SUPPLY FANS