ESP ED PB EXTERNAL STATIC PRESSURE CALCULATIONPROTOTYPE ROOF
MOUNTED EXHAUST FANS.No.DescriptionWHArea a=HW (m)Air Flow Q
(L/s)Equivalent Length(m)Velocity =Q/a (m/s)Velocity V=Q/a (FPM)hv=
(V/4005)nhv1nhv2n(hv2-hv1)Pressure Drop(Pa/m)Total Pressure
Drop(Pa)Remarks1Bird Wire Mesh5003000.157725.15101310.00Refer Note
62Non-return damper5003000.157725.15101350.00Refer Note 7Straight
Duct5003000.157720.155.1510130.4080.06Refer Note
33Reducer6253000.18757724.128100.0410.04177339670.02349753575.87Refer
Note 45003000.157725.1510130.0640.0652709324Straight
Duct6253000.18757720.14.128100.4080.04Refer Note 34Volume Control
Damper6253000.18757724.1281012.5Refer Note 85Straight
Duct6253000.18757720.4284.128100.4080.17Refer Note 36Fire
Damper6253000.18757724.128102.00Refer Note 57Straight
Duct6253000.18757720.3394.128100.4080.14Refer Note 38Bend,
906253000.18757723.054.128100.4081.24Refer Note 39Straight
Duct6253000.18757720.854.128100.4080.35Refer Note 310Bend,
906253000.18757723.054.128100.4081.24Refer Note 311Straight
Duct6253000.18756372.573.406690.4081.05Refer Note 312Bend,
906253000.18756373.053.406690.4081.24Refer Note 313Straight
Duct6253000.18756370.603.406690.4080.24Refer Note
314Expansion6253000.18756373.406690.0280.02593145180.00470589671.18Refer
Note 45753000.17256373.697270.0330.030637348515Straight
Duct5753000.17256374.013.697270.4081.64Refer Note 316Bend,
455753000.17256371.373.697270.4080.56Refer Note 317Straight
Duct5753000.17256371.963.697270.4080.80Refer Note 318Bend,
455753000.17256371.373.697270.4080.56Refer Note 319Straight
Duct5753000.17253520.982.044020.4080.40Refer Note
320Expansion5753000.17253522.044020.0100.00935529830.00776910581.94Refer
Note 44253000.12753522.765430.0180.017124404121Straight
Duct4253000.12753523.342.765430.4081.36Refer Note 322Bend,
134253000.12753520.402.765430.4080.16Refer Note 323Straight
Duct4253000.12753036.652.384680.4082.71Refer Note
324Expansion4253000.12753032.384680.0140.01268864940.00602063471.51Refer
Note 43003500.1053032.895680.0200.018709284125Straight
Duct3003500.1053032.242.895680.4080.91Refer Note 326Bend,
903003500.1053032.132.895680.4080.87Refer Note 327Straight
Duct3003500.1053039.542.895680.4083.89Refer Note 328Bend,
73003500.1053030.16566666672.895680.4080.07Refer Note 329Straight
Duct3003500.1052515.182.394710.4082.11Refer Note
330Expansion3003500.1052512.394710.0140.01283864990.00795784081.99Refer
Note 43002750.08252513.045990.0220.020796490731Straight
Duct3002750.08251514.561.833600.4081.86Refer Note 332Bend,
753002750.08251511.7751.833600.4080.72Refer Note 333Straight
Duct3002750.08251515.551.833600.4082.26Refer Note 334Bend,
193002750.08251510.44966666671.833600.4080.18Refer Note 335Straight
Duct3002750.08251042.161.262480.4080.88Refer Note
336Expansion3002750.08251041.262480.0040.00357033770.0031798320.79Refer
Note 43002000.061041.733410.0070.006750169737Straight
Duct3002000.061041.321.733410.4080.54Refer Note 338Bend,
103002000.061040.16888888891.733410.4080.07Refer Note 339Straight
Duct3002000.061042.361.733410.4080.96Refer Note 340Straight
Duct3001000.03310.681.032030.4080.28Refer Note 341Exhaust
Diffuser3003000.09310.34685.25Refer Note 242Door
Grille1751000.0175281.6031531.75Refer Note 1Sub Total=154.38Add 10%
safety factor7.72Total External Static
Pressure162.10Say162Notes:1Refer attached EH Price Catalogue of
Door Grille2Refer attached EH Price Catalogue of Exhaust Air
Diffuser3Duct Designed at 0.408 Pa/m4Refer Carrier Hand Book Table
attached5Refer ATAI Catalogue of fire damper attached6Assumed
value7Refer Non-return damper Catalogue8Refer ATAI Catalogue of
volume control damper attached
ESP PAU PBEXTERNAL STATIC PRESSURE CALCULATIONPROTOTYPE BUILDING
ROOF MOUNTED PACKAGE UNITS.No.DescriptionWHArea a=HW (m)Air Flow Q
(L/s)Equivalent Length(m)Velocity =Q/a (m/s)Velocity V=Q/a (FPM)hv=
(V/4005)nhv1nhv2n(hv2-hv1)Pressure Drop (Pa/m)Total Pressure
Drop(Pa)Remarks1Laminar flow
diffuser(SD)6006000.362800.7815320.00Refer Note 12Flexible
Duct3003000.092801.003.116120.390.39Refer Note 23Straight
Duct3503750.131255602.424.278400.390.94Refer Note 24Bend,
903503750.131255602.444.278400.390.95Refer Note 35Straight
Duct3503750.131255601.104.278400.390.43Refer Note 26Bend,
903503750.131255602.444.278400.390.95Refer Note 37Straight
Duct3503750.131255604.534.278400.391.77Refer Note 28Bend,
123503750.131255600.334.278400.390.13Refer Note 39Straight
Duct3503750.131255602.204.278400.390.86Refer Note 210Bend,
253503750.131255600.684.278400.390.26Refer Note 311Straight
Duct3503750.131255600.184.278400.390.07Refer Note
212Reducer3503750.131255604.278400.0440.0448585430.02601364766.50Refer
Note 34504500.20255602.775440.0180.018844895513Straight
Duct4504500.20259182.184.538920.390.85Refer Note
214Reducer4504500.20259184.538920.0500.05064108960.01962461884.91Refer
Note 34505750.258759183.556980.0300.031016470815Straight
Duct4505750.2587512773.114.949720.391.21Refer Note 216Bend,
754505750.2587512772.794.949720.391.09Refer Note 317Straight
Duct4505750.2587513763.385.3210470.391.32Refer Note
218Reducer4505750.2587513765.3210470.0680.0696857350.01324028963.31Refer
Note 35005750.287513764.799420.0550.056445445319Straight
Duct5005750.287514762.715.1310110.391.06Refer Note
220Reducer5005750.287514765.1310110.0640.06494784580.01984517514.96Refer
Note 36005750.34514764.288420.0440.045102670721Straight
Duct6005750.34518692.215.4210660.390.86Refer Note
222Reducer6005750.34518695.4210660.0710.07231828970.02352189275.88Refer
Note 36007000.4218694.458760.0480.04879639723Straight
Duct6007000.4220650.594.929680.390.23Refer Note 224Bend,
76007000.4220650.404.929680.390.16Refer Note 325Straight
Duct6007000.4225413.116.0511910.391.21Refer Note
226Reducer6007000.4225416.0511910.0880.09019417350.01334233343.34Refer
Note 36507000.45525415.5810990.0750.076851840227Straight
Duct6507000.45528216.056.2012200.392.36Refer Note 228Bend,
906507000.45528214.276.2012200.391.67Refer Note 329Straight
Duct6507000.45528213.946.2012200.391.54Refer Note
230Reducer6507000.45528216.2012200.0930.09472205540.01304844643.26Refer
Note 37007000.4928215.7611330.0800.08167360931Straight
Duct7007000.4929212.835.9611730.391.10Refer Note 232Straight
Duct7007000.4929211.005.9611730.390.39Refer Note 233Straight
Duct7007000.4929210.305.9611730.390.12Refer Note 234Bend,
127007000.4929210.575.9611730.390.22Refer Note 335Straight
Duct7007000.4929212.155.9611730.390.84Refer Note
236Reducer7007000.4929215.9611730.0860.08756664040.047009637411.75Refer
Note 312006000.7229214.067990.0400.04055700337Straight
Duct12006000.7246571.996.4712730.390.78Refer Note
238Reducer12006000.7246576.471273.240.100.100.025.53Refer Note
313006250.812546575.731128.290.080.0839Bend,
3513006250.812546572.735.731128.290.391.06Refer Note 340Straight
Duct13006250.812552814.546.501279.470.391.77Refer Note 241Bend,
4313006250.812552813.356.501279.470.391.31Refer Note
342Reducer13006250.812552816.501279.470.100.100.0511.68Refer Note
310006750.67552817.821540.100.150.1543Straight
Duct10006750.67552810.157.821540.100.390.06Refer Note 244Volume
Control Damper10006750.67552810.157.821540.1022.50Refer Note
445Straight Duct10006750.67552810.157.8215400.390.06Refer Note
246Straight Duct10006750.67552810.507.8215400.390.20Refer Note
247Bend, 9010006750.67552816.407.821540.100.392.50Refer Note
348Bend, 9016006751.0875007.626.941367.020.392.97Refer Note
349Straight Duct16006751.0875000.176.9413670.390.07Refer Note
250Fire Damper16006751.0875000.176.9413674.50Refer Note 551Straight
Duct16006751.0875002.096.9413670.390.81Refer Note
252Reducer16006751.0875006.941367.020.120.120.0071.77Refer Note
355020251.1137575006.731325.590.110.1153Straight
Duct55020251.1137575000.306.7313260.390.12Refer Note
254Plenum50009004.575001.801.673280.3910.0055Straight
Duct11005500.60537500.106.2012200.390.04Refer Note 256Non-return
damper11005500.60537500.106.20122050.00Refer Note 857Straight
Duct11005500.60537500.216.2012200.390.08Refer Note 258Bend,
2011005500.60537501.426.201220.150.390.55Refer Note 359Straight
Duct11005500.60537500.476.2012200.390.18Refer Note 260Bend,
1711005500.60537501.216.201220.150.390.47Refer Note 361Straight
Duct11005500.60537501.036.2012200.390.40Refer Note 262Sound
Attenuator (SD)11005500.60537501.206.20122075.00Refer Note
663Straight Duct11005500.60537500.236.2012200.390.09Refer Note
264Reducer11005500.60537506.201220.150.090.090.0286.96Refer Note
39008000.7237505.211025.260.070.0765Straight
Duct9008000.7237500.245.2110250.390.09Refer Note 266Straight
Duct(RD)9008000.7233640.244.679200.390.09Refer Note
267Reducer9008000.7233644.67919.730.050.050.0225.60Refer Note
311005500.60533645.561094.550.070.0868Straight
Duct(RD)11005500.60533640.155.5610950.390.06Refer Note 269Sound
Attenuator (RD)11005500.60533641.205.56109567.50Refer Note
670Straight Duct(RD)11005500.60533640.155.5610950.390.06Refer Note
271Bend, 4911005500.60533643.485.561094.550.391.36Refer Note
372Straight Duct(RD)11005500.60533640.625.5610950.390.24Refer Note
273Bend, 4911005500.60533643.485.561094.550.391.36Refer Note
374Straight Duct(RD)11005500.60533640.195.5610950.390.07Refer Note
275Non-return damper11005500.60533640.105.56109550.00Refer Note
876Straight Duct(RD)11005500.60533640.205.5610950.390.08Refer Note
277Plenum50009004.567281.801.502940.3910.0078Straight
Duct(RD)18505501.017567280.306.6113020.390.12Refer Note
279Expension
(RD)62515500.9687567286.951367.130.120.110.0102.53Refer Note
418505501.017567286.611301.630.110.1080Straight
Duct(RD)62515500.9687567280.156.951367.130.390.06Refer Note
281Bend, 3962515500.9687567283.306.951367.130.391.29Refer Note
382Straight Duct(RD)62515500.9687567280.696.951367.130.390.27Refer
Note 283Bend, 3962515500.9687567283.306.951367.130.391.29Refer Note
384Straight Duct(RD)62515500.9687567280.176.951367.130.390.07Refer
Note 285Fire Damper62515500.9687567286.9513672.5086Straight
Duct(RD)62515500.9687567280.216.951367.130.390.08Refer Note
287Bend, 9062515500.9687567287.626.951367.130.392.97Refer Note
388Straight Duct(RD)62515500.9687560930.406.291238.100.390.16Refer
Note 289Straight
Duct(RD)12256250.76562560930.507.961566.580.390.20Refer Note
290Bend, 9062512250.76562560937.017.961566.580.392.73Refer Note
391Straight Duct(RD)12256250.76562560930.457.961566.580.390.18Refer
Note 292Straight
Duct(RD)12256250.76562560930.107.961566.580.390.04Refer Note
293Volume Control Damper12256250.76562560937.961566.5812.50Refer
Note 494Straight
Duct(RD)12256250.76562560930.517.961566.580.390.20Refer Note
295Reducer12256250.76562560937.961566.580.150.160.0379.14Refer Note
314006250.87560936.961370.750.120.1296Straight
Duct(RD)14006250.87560931.656.961370.750.390.64Refer Note
297Expension (RD)12006250.7547816.371254.860.100.090.0246.06Refer
Note 414006250.87547815.461075.590.070.0798Straight
Duct(RD)12006250.7547810.756.371254.860.390.29Refer Note 299Bend,
9012006250.7545137.016.021184.510.392.73Refer Note 3100Straight
Duct(RD)12006250.7545134.436.021184.510.391.73Refer Note
2101Expension
(RD)9506250.5937540576.831345.050.110.100.0399.79Refer Note
412006250.7540575.411064.830.070.07102Straight
Duct(RD)9506250.5937540572.936.831345.050.391.14Refer Note
2103Bend, 129506250.5937534320.855.781137.840.390.33Refer Note
3104Straight Duct(RD)9506250.5937534320.835.781137.840.390.32Refer
Note 2105Expension
(RD)6506250.4062521865.381059.240.070.070.0358.65Refer Note
49506250.5937521863.68724.740.030.03106Straight
Duct(RD)6506250.4062521861.615.381059.240.390.63Refer Note
2107Bend, 296506250.4062521861.675.381059.240.390.65Refer Note
3108Straight Duct(RD)6506250.4062521864.945.381059.240.391.93Refer
Note 2109Bend, 636506250.4062514183.633.49687.100.391.41Refer Note
3110Straight Duct(RD)6506250.4062514180.203.49687.100.390.08Refer
Note 2111Expension
(RD)4006250.2514185.671116.540.080.070.04511.23Refer Note
46506250.4062514183.49687.100.030.03112Straight
Duct(RD)4006250.256861.392.74540.160.390.54Refer Note 2113Expension
(RD)4004250.176864.04794.350.040.040.0204.92Refer Note
44006250.256862.74540.160.020.02114Straight
Duct(RD)4004250.176862.984.04794.350.391.16Refer Note 2115Bend,
94004250.176860.374.04794.350.390.14Refer Note 3116Straight
Duct(RD)4004250.176862.274.04794.350.390.88Refer Note 2117Expension
(RD)1754250.0743751752.35463.180.010.010.0102.51Refer Note
44004250.171751.03202.640.000.00118Straight
Duct(RD)1754250.0743751751.632.35463.180.390.63Refer Note 2119Bend,
291754250.0743751750.692.35463.180.390.27Refer Note 3220Straight
Duct(RD)1754250.0743751751.832.35463.180.390.71Refer Note
2221Volume Control Damper2002000.04581.45285.435.00Refer Note
4222Flexible Duct2002000.04581.001.45285.430.390.39Refer Note
2223Curved Linear slot diffuser (RD)6001500.09580.64126.863.50Refer
Note 7Total=529.46Safety 5%52.95Grand
Total=582.41Say582Notes:1Refer attached EH Price Catalogue of
Laminar flow diffuser2Duct Designed at 0.408 Pa/m3Refer Carrier
Hand Book Table attached4Refer ATAI Catalogue of volume control
damper attached5Refer ATAI Catalogue of fire damper attached6Refer
Catalogue of Sound Attenuator attached7Refer Catalogue of Curved
Linear slot diffuser attached8Refer Catalogue of Non Return Damper
attached9SD- Supply Duct10RD- Return Duct
Page &P of &N
REDUCER LOSSFriction Loss of Reducers of 60, n=1.02 (page 43
CHB) For Prototype BuildingS.No.Duct Width WDuct Height DEquivalent
Diameter of Duct d=sqrt(W*D)X- Area of Duct mFlow m/sVelocity
m/sVelocity FPMhv= (V/4005)S.P. Loss= n(hv2 - hv1) in wgS.P. Loss=
n(hv2 - hv1)
Pa.14504504500.1590.4903.086070.0230.0328.080.48428808970.66851523240.6823503753620.1030.4904.769360.0551.152803322225005755360.2261.0204.528900.0490.0122.954505755090.2031.0205.029890.06136005755870.2711.1204.148140.0410.0194.645005755360.2261.1204.969770.05946507006750.3571.9045.3310490.0690.0123.046007006480.3301.9045.7711370.08157007007000.3852.1075.4810780.0720.0122.956507006750.3572.1075.9011610.08466506006240.3062.2077.2114190.126-0.047-11.737007007000.3852.2075.7411290.080713006259010.6383.3635.2710380.0670.0194.6812006008490.5653.3635.9511710.086810006758220.5303.9107.3814530.132-0.042-10.3913006259010.6383.9106.1312070.0919160067510390.8485.4876.4712740.101-0.006-1.54550202510550.8745.4876.2812350.0951012005508120.5182.7445.3010430.068-0.011-2.769008008490.5652.7444.859560.05711550185010090.7992.9563.707290.0330.0348.419008008490.5652.9565.2310300.0661262515509840.7605.9117.7715300.146-0.014-3.48550185010090.7995.9117.4014570.1321312256258750.6015.1268.5316790.176-0.042-10.5014006259350.6875.1267.4614690.1351414006259350.6874.2156.1412080.0910.0348.3812006258660.5894.2157.1614090.1241512006258660.5893.1195.3010430.0680.04110.309506257710.4663.1196.6913170.108169506257710.4661.9694.228320.0430.05012.496506256370.3191.9696.1712150.092176506256370.3191.1543.627120.0320.05313.234006255000.1961.1545.8811580.084184004254120.1330.2011.512960.0050.0245.901754252730.0580.2013.446780.029194504504500.1591.0206.4212630.099-0.039-9.834505755090.2031.0205.029890.061206007006480.3301.4084.278410.0440.0225.426005755870.2711.4085.2010230.065214004254120.1330.6664.999820.060-0.033-8.254006255000.1960.6663.396680.02812005508120.5182.7445.307320.033-0.006-1.424006255000.1960.6663.396680.028
Summary of ESPSummary of External Static Pressure of Package
Rooftop UnitExternal Static Pressure Calculation for supply air
duct174 PascalExternal Static Pressure Calculation for return air
duct166 PascalTotal Design External Static Pressure340
PascalProposed Package Rooftop Unit External Static Pressure350
Pascal
BEND LOSSAdditional Equivalent Length of Straight Duct Due to
Radius Elbow With VanesS.No.Duct Width mmDuct Height mmAdditional
Length
(m)12400120013.722240090010.97324007509.454240060010.06524005008.5361800120013.417180090010.06818007508.53918006008.841018005007.011118004005.491218003005.18131500120012.501415009009.451515007507.621615006008.231715005006.711815004004.881915003004.57201200120010.672112009007.922212007507.012312006007.322412005005.792512004004.572612003004.272712002503.662812002002.4429105010508.533010509007.323110507506.403210506006.403310505005.493410504004.273510503003.663610502503.353710502002.44Additional
Equivalent Length of Straight Duct Due to Radius Elbow With
VanesS.No.Duct Width mmDuct Height mmAdditional Length (m)S.No.Duct
Width mmDuct Height mmAdditional Length
(m)389009006.71754002501.83399007505.79764002001.52409006006.10774001501.22419005005.18783003002.13429004003.96793002501.83439003003.35803002001.52449002503.05813001501.22459002002.44822502501.52468008005.79832502001.22478007505.49842501500.91Additional
Equivalent Length of Straight Duct Due to Radius Elbow With
VanesS.No.Duct Width mmDuct Height mmAdditional Length (m)S.No.Duct
Width mmDuct Height mmAdditional Length
(m)488006005.79852002001.52498005004.88862001501.22508004003.66871501500.91518003003.05528002502.44538002002.13547007004.27557006005.18567005004.57577004003.35587003003.05597002502.44607002002.13616006003.96626005003.35636004003.05646003002.74656002502.44666002002.13675005004.57685004003.66695003002.74705002502.44715002002.13725001501.83734004002.44744003002.13
ESP PROTOTYPE BEXTERNAL STATIC PRESSURE CALCULATIONPROTOTYPE
ROOF MOUNTED PACKAGE UNITS.No.Duct ElementsSize of Duct
ElementsEquivalent Length(m)Pressure Drop (Pa/m)Total Pressure
Drop(Pa)Remarks1Laminar flow diffuser(SD)600mm600mm..10Refer Note
12Straight Duct(SD)59590.40824.07Refer Note 23Straight
Duct(RD)34340.40813.87Refer Note
24Reducer(SD)450450/350375.8.08Refer Note
35Reducer(SD)500575/450575.2.95do6Reducer(SD)600575/500575...4.46do7Reducer(SD)650700/600700.3.04do8Reducer(SD)700700/650700.2.95do9Reducer(SD)650600/700700.11.73do10Reducer(SD)1300625/1200600.4.68do11Reducer(SD)1000675/1300625.10.39do12Reducer(SD)1600675/5502025.1.54do13Reducer(SD)1200550/900800.2.76do14Reducer(SD)450450/450575.9.83do15Reducer(SD)600700/600575.5.42do16Reducer(RD)5501850/9008008.41do17Reducer(RD)6251550/55018503.48do18Reducer(RD)1225625/140062510.50do19Reducer(RD)1400625/12006258.38do20Reducer(RD)1200625/95062510.30do21Reducer(RD)950625/65062512.49do22Reducer(RD)650625/40062513.23do23Reducer(RD)400425/1754255.90do24Reducer(RD)400425/4006258.25do25Bend
22 (SD), 2no.350mm375mm4.880.4081.99do26Bend 22 (SD),
1no.600mm700mm5.180.4082.11do27Bend 22 (SD),
1no.700mm700mm4.270.4081.74do28Bend 22 (SD),
2no.550mm2050mm17.060.4086.96do29Bend 22 (RD),
1no.950mm625mm6.400.4082.61do30Bend 22 (RD),
1no.650mm625mm5.180.4082.11do31Bend 22 (RD),
1no.400mm425mm3.660.4081.49do32Bend 22 (RD),
1no.175mm425mm1.830.4080.75do33Bend 45 (SD),
2no.1300mm625mm15.840.4086.46do34Bend 90(SD),
2no.350mm375mm4.880.4081.99do35Bend 90(SD),
1no.450mm575mm3.350.4081.37do36Bend 90(SD),
1no.650mm700mm4.270.4081.74do37Bend 90(SD),
1no.675mm1000mm6.400.4082.61do38Bend 90(SD),
1no.1600mm675mm8.840.4083.61do39Bend 90(RD),
1no.1200mm625mm7.000.4082.86do40Bend 90(RD),
1no.625mm1225mm7.000.4082.86do41Bend 90(RD),
1no.650mm625mm4.270.4081.74do42Bend 90(RD),
1no.625mm1550mm9.450.4083.86do43Volume Control Damper at 7.38
m/s(SD)1000mm675mm...22.50Refer Note 444Volume Control Damper at
2.1 m/s (RD)200 mm dia....2.50Refer Note 445Volume Control Damper
at 8.53 m/s (RD)1225mm625mm...30.00Refer Note 446Fire Damper at
7.38 m/s (SD)1600mm675mm..4.00Refer Note 547Fire Damper at 7.22 m/s
(RD)1550mm625mm..4.50Refer Note 548Sound Attenuator at 5.3 m/s
(SD)1200mm550mm62.50Refer Note 649Sound Attenuator at 5.3 m/s
(RD)1200mm550mm62.50Refer Note 650Curved Linear slot diffuser
(RD)600mm200mm13.50Refer Note 751Non Return
Damper(SD)900mm800mm50.00Refer Note 852Non Return
Damper(RD)900mm800mm50.00Refer Note 8Sub Total=547.58Add 5% safety
factor27.38Total External Static Pressure574.95Say575Notes:1Refer
attached EH Price Catalogue of Laminar flow diffuser2Duct Designed
at 0.408 Pa/m3Refer Carrier Hand Book Table attached4Refer ATAI
Catalogue of volume control damper attached5Refer ATAI Catalogue of
fire damper attached6Refer Catalogue of Sound Attenuator
attached7Refer Catalogue of Curved Linear slot diffuser
attached8Refer Catalogue of Non Return Damper attached9SD- Supply
Duct10RD- Return Duct
Page &P of &N
CONVERSIONConversion1 LPS=2.12CFM=15.85USGPM=3.6CMH1
CMH=0.5889CFM1 TR=3.5159kW1 kg=2.2046lb1 m=3.281ft1 bar=10.21m of
WC=14.5PSI1 m=39.37008inches1" WC=248.78Pagpm/ ton=24/ t=1.5total
gpm=29341 m/s=15850.32US gpm1 m/s=196.8504FPMU=1 W/mK=0.1761
Btu/hr.ft. F1 ft/100 ft=98Pa/m245