Specification Sheet

345
Model
HRSD
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
4645 4210 3779 3286 2509 - - 1/2 870 3 .57 17
4455 3793 2703 - - - - 1/3 1160 2 .38 17
5433 4766 3747 - - - - 1/2 1160 2 .56 19
6336 5750 5077 4202 3203 - - 3/4 1160 3 .86 21
6756 6091 5460 4730 3978 3168 - 1 1160 4 1.13 22
6232 5838 5348 4705 3942 3175 - 1 1750 2 1.14 30
7709 7308 6880 6322 5619 4786 - 1 1/2 1750 2 1.71 34
8646 8212 7722 7157 6486 5650 - 2 1750 2 2.26 38
9447 9023 8599 8208 7811 7340 6917 3 1750 4 3.34 42
30
9272 8232 6830 5009 -
- - 3/4 870 3 .84 19
10276 9223 8132 6732 5191 - - 1 870 4 1.13 29
8691 7744 6428 4459 - - - 3/4 1160 2 .85 23
10150 9275 8152 6209 - - - 1 1160 2 1.14 25
11973 11016 9766 8085 5714 - - 1 1/2 1160 2 1.71 29
13020 12213 11322 10281 9004 7572 6106 2 1160 3 2.28 33
11269 10688 9930 9101 7924 6719 5504 2 1750 2 2.30 43
14249 13723 13109 12374 11661 10595 9225 3 1750 2 3.41 47
17790 17198 16557 15818 14918 14219 13147 5 1750 2 5.65 58
36
12436 10693 7806 - - - - 3/4 870 2 .85 21
14185 12501 10031 - - - - 1 870 2 1.13 23
16237 14844 13175 11021 8499 -
- 1 1/2 870 3 1.73 26
18084 16439 14310 11982 - - - 2 870 3 2.34 29
15289 14160 12700 10280 - - - 1 1/2 1160 2 1.73 32
17594 16478 14962 13317 10332 - - 2 1160 2 2.29 33
20753 19552 18052 16345 13852 - - 3 1160 2 3.41 37
24253 23000 21746 20165 18307 16643 14526 5 1160 3 5.66 49
22388 21666 20886 19790 18910 17717 16129 5 1750 2 5.70 65
27417 26691 25942 25145 24055 23018 22187 7 1/2 1750 2 8.46 70
42
15924 13504 9568 - - - - 1 870 2 1.13 27
20258 18236 15266 10310 - - - 1 1/2 870 2 1.74 28
22642 20590 17805 - - - - 2 870 2 2.25 29
26128 23792 20453 15603 - - -
3 870 2 3.43 35
24423 22947 21061 18816 15600 - - 3 1160 2 3.34 43
30979 29471 27836 25605 23318 19844 15452 5 1160 2 5.71 48
21071 19517 17487 15477 13897 11833 - 5 1750 2 5.72 92
30329 29285 28177 26703 25307 23501 21555 7 1/2 1750 2 8.49 91
48
19172 14905 - - - - - 1 680 2 1.13 23
23378 20013 13975 - - - - 1 1/2 680 2 1.70 24
26407 22763 16577 - - - - 2 680 2 2.29 26
24151 21396 17029 - - - - 2 870 2 2.32 34
29404 26778 23214 18540 - - - 3 870 2 3.40 35
35765 32909 29547 24033 18298 - - 5 870 2 5.71 41
41979 38899 35818 31144 26982 23220 18390 7 1/2
870 2 8.55 49
32705 30685 28585 25121 21863 17961 - 5 1160 2 5.64 57
40052 38113 36090 33945 30299 26778 23119 7 1/2 1160 2 8.46 59
45047 43029 40906 38618 35611 31538 27579 10 1160 2 11.40 64
54
43139 40158 37454 33863 29948 26098 20042 7 1/2 1160 2 7.70 71
50109 47343 44544 42270 38346 34362 30282 1 0 1160 2 10.02 72
Performance shown is for Models HRSB and HRSD without inlet or outlet ducts.
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.
PERFORMANCE DATA - HRSD DIRECT DRIVE
MODELS HRSB & HRSD
HOODED PROPELLER ROOF SUPPLY FANS