3. 6YYi]ZVYY^i^dcVa[VXidgh[gdbi]Z[daadl^c\" iVWaZidndjga^hi#
Additional Factors | Static Pressure |
HZVhdcZY lZaajhZY
&
9jhi8daaZXi^dc;^aiZg
:cignAdhhViAVg\Z
'
BVX]^cZ=ddY
Figure 48. 6YY^i^dcVa[VXidghV[[ZXi^c\hiVi^X
egZhhjgZ#
4. IdiVandjga^hiVhh]dlc^ci]ZZmVbeaZWZadl idXdbZjel^i]ndjgdkZgVaahiVi^XegZhhjgZ adhhcjbWZg[dgi]Via^cZ#
Note: Always account for a seasoned filter, so you don't end up with a system that only works right when the filter is clean.
Main Line
+G^\^YE^eZ %#%(, Vi'% ################ %#,)%
Branch Line
)G^\^YE^eZ %#%,* Vi&% ################ %#,*%
Elbows/Branches
+)*ßN"7gVcX] ################################ %#('. ))*ß:aWdl ######################################## %#''*
Additional Factors
HZVhdcZY;^aiZg ################################ &#%%%
Total Static Pressure Loss | 4.444 |
Figure 49. IdiVa^c\hiVi^XegZhhjgZcjbWZgh#
Note: When calculating static pressure loss to determine if multiple lines can be left open at the same time, only include the main line numbers once.
BdYZa<%))%$<%))& B[\#H^cXZ%&$&'
5. 8dbeVgZi]ZidiVahiVi^XegZhhjgZadhh[dgi]Vi a^cZidi]ZXadhZhi8;B\^kZc^cFigure 51 [dg ndjgYjhiXdaaZXidgdcPage#
Example/6ine^XVaData Sheet Performance Curve^h^aajhigViZY^c Figure 50# ;^cY)#)dc i]ZHiVi^XEgZhhjgZVm^h i]ZVbdjcid[idiVa hiVi^XegZhhjgZadhhXVaXjaViZY^cFigure 49 ! i]Zc gZ[Zg id i]Z XadhZhi kVajZ dc i]Z 8;B Vm^h Veegdm^bViZan&&'%8;B#
I]Z&&'%8;B[dgi]ZhiVi^XegZhhjgZadhhd[ | ||||||||||||
| i]Za^cZXdccZXiZYidi]ZgdjiZg^hlZaaVWdkZ | |||||||||||
| i]Z''%8;BgZfj^gZbZcid[i]VibVX]^cZ# | |||||||||||
|
|
|
| Performance Curve |
|
| ||||||
| '*%% |
|
|
|
|
|
|
|
|
|
|
|
| ''*% |
|
|
|
|
|
| 8adhZhi |
|
| ||
| '%%% |
|
|
|
|
|
|
|
| |||
|
|
|
|
|
|
|
| 8;B |
|
|
| |
| &,*% |
|
|
|
|
|
|
|
|
|
| |
| &*%% |
| 1354 |
|
|
| &&'% |
|
| |||
| &'*% |
|
|
|
|
|
|
|
|
|
|
|
| &%%% |
|
|
|
|
|
|
|
|
|
|
|
| ,*% | )#)HE |
|
|
|
|
|
|
|
| ||
| *%% |
|
|
|
|
|
|
|
| |||
| Adhh |
|
|
|
|
|
|
|
| |||
| '*% |
|
|
|
|
|
|
|
| |||
|
|
|
|
|
|
|
|
|
|
|
| |
| % |
|
|
|
|
|
|
|
|
|
|
|
| 0.0 | 1.0 | 2.0 | 3.0 | 4.0 | 5.0 | 6.0 | 7.0 | 8.0 | 9.0 | 10.0 | 11.0 |
CFM |
| STATIC PRESSURE (Inch/H2O) |
|
|
| |||||||
| Figure 50#8;B[dghiVi^XegZhhjgZadhhd[a^cZ | |||||||||||
| XdccZXiZYidVYjhiXdaaZXidggdjiZg# |
| ||||||||||
>[ i]Z 8;B [dg ndjg hiVi^X egZhhjgZ adhh ^h VWdkZ i]Z gZfj^gZbZci d[ i]Z bVX]^cZ XdccZXiZY id i]Z ZcY d[ i]Vi WgVcX] a^cZ! i]Zc Yjhi XdaaZXi^dc l^aa bdhi a^`Zan WZ hjXXZhh[ja# 8dc\gVijaVi^dch Ndj kZ _jhi YZh^\cZY ndjg dlc Yjhi hnhiZb# GZ[Zg id i]Z Accessories hZXi^dc dc Page 37 id hiVgiWjn^c\i]ZXdbedcZcihcZXZhhVgnid bV`ZndjghnhiZbVgZVa^in#
>[i]Z8;B[dgndjghiVi^XegZhhjgZadhh^h WZadli]ZgZfj^gZbZcid[i]ZbVX]^cZ!i]Zc i]Via^cZl^aacdiZ[[ZXi^kZanXdaaZXii]ZYjhi# Ndjbjhii]ZcbdY^[nhdbZd[i]Z[VXidgh ^c i]Vi a^cZ id gZYjXZ i]Z hiVi^X egZhhjgZ adhh#HdbZd[i]ZlVnhidYdi]^h^cXajYZ& ^chiVaa^c\aVg\ZgYjXi!' gZYjX^c\Vbdjcid[ [aZm^WaZ YjXi jhZY! ( ^cXgZVh^c\ bVX]^cZ Yjhiedgih^oZ!) bdk^c\bVX]^cZXadhZgid YjhiXdaaZXidgidZa^b^cViZYjXiaZc\i]!VcY * gZYjX^c\ .%ß ZaWdlh dg gZeaVX^c\ i]Zb l^i])*ßZaWdlh#
"(("