Grizzly G0637 Dust Collector User Manual


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Calculating Duct Resistance
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.%ßZaWdlh#
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.%ßZaWdlh!^il^aaiV`ZVadibdgZZ[[dgi[dgndjid
igVkZa[gdbdcZZcYidi]Zdi]Zgi]Vc^[ndjgeVi]
]VYWZZchbddi]VcYhigV^\]i#
I]Z ejgedhZ d[ XVaXjaVi^c\ i]^h gZh^hiVcXZ ^h id
YZiZgb^cZ^[^i^hadlZcdj\][gdbi]ZbVX]^cZid
i]ZYjhiXdaaZXidgidbZZii]Z\^kZcgZfj^gZbZci
[dgi]ZbVX]^cZ#JhZi]ZX]Vgih ^cFigure 59id
XVaXjaViZi]ZgZh^hiVcXZd[YjXildg`#
Fitting
Dia.
90˚
Elbow
45˚
Elbow
45˚
Wye(Y)
90˚
Wye(Y)
( %#), %#'(* %#'-' %#&--
) %#)* %#''* %#(,* %#''*
* %#*(& %#'++ %#(*) %#'(+
+ %#*+) %#'-' %#('. %#'(*
, %#)+- %#'() %#(') %#'&+
- %#)%* %#'%( %#'., %#&-.
Duct
Dia.
Approximate
Static Pressure
Loss Per Foot of
Rigid Pipe
Approximate
Static Pressure
Loss Per Foot
of Flex Pipe
BV^c
A^cZh
Vi(*%%
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7gVcX]
A^cZh
Vi)%%%
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BV^c
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Vi(*%%
;EB
7gVcX]
A^cZh
Vi)%%%
;EB
' %#%.& %#&'' %#(* %#)*(
'#* %#%- %#&%, %#(%+ %#(.,
( %#%,& %#%.) %#',& %#(*'
) %#%*, %#%,* %#'&* %#'-
* %#%)+ %#%*. %#&,' %#''*
+ %#%(, %#%), %#&(+ %#&-
, %#%'. %#%(+ %#&%+ %#&)&
- %#%'( %#%', %#%- %#&%-
. %#%&, %#%&. %#%*, %#%,.
Figure 59. HiVi^XegZhhjgZadhhX]Vgih#
Additional Factors Static Pressure Loss
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&
:cignAdhhViAVg\Z
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'
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aZc\i] dg i]Z bdhi [^ii^c\h deZgVi^c\ jcYZg i]Z
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iVcXZldg`h!i]Zdi]Zghl^aaWZ[^cZ#
To calculate the static pressure loss of any
given line in the system, follow these steps:
1. BV`Z V a^hi d[ ZVX] h^oZ YjXi ^c i]Z a^cZ!
^cXajY^c\i]ZaZc\i]!VcYbjai^eani]dhZcjb"
WZghWni]ZhiVi^XegZhhjgZadhhkVajZ\^kZc^c
Figure 59#
2. A^hiZVX]ineZd[ZaWdldgWgVcX]VcYbjai^ean
i]ZfjVci^in^[ bdgZi]VcdcZWni]Z hiVi^X
egZhhjgZadhh\^kZc^cFigure 59#
3. 6YYi]ZVYY^i^dcVa[VXidgh[gdbFigure 60id
ndjga^hi#
Figure 60. 6YY^i^dcVa[VXidghV[[ZXi^c\hiVi^X
egZhhjgZadhh#
4. IdiVa ndjg a^hi Vh h]dlc ^c i]Z ZmVbeaZ ^c
Figure 61idXdbZjel^i]ndjgdkZgVaahiVi^X
egZhhjgZadhhcjbWZg[dgi]Via^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.
Figure 61. :mVbeaZa^hi[dgidiVa^c\HEadhh#
Main Line
+G^\^YE^eZ%#%(,Vi'% ################ %#,)%
Branch Line
)G^\^YE^eZ%#%,*Vi&% ################ %#,*%
);aZmE^eZ%#'-Vi* ######################## &#)%%
Elbows/Branches
+)*ßN"7gVcX] ################################ %#('.
))*ß:aWdl ######################################## %#''*
Additional Factors
HZVhdcZY;^aiZg ################################ &#%%%
Total Static Pressure Loss ................ 4.444
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