{"text_format":"2","workbook":"xls","n_sheets":1,"sheets":["CFM Range"],"not_rendered":{"charts":0,"images":6,"macros":1,"external_links":1,"defined_names":4,"comments":0,"pivot_tables":0},"unopened":[],"bounds":{"document_bytes":16777216,"sheet_cells":100000,"run_cost":"one","rows_first":2000,"rows_last":500,"rows_between":2000,"halvings":0,"cell_chars":16384,"cell_head_chars":4096},"cells_cut":0,"cells_raw":0,"read":"whole","date_system":"1900","formulas":"cached_only"}

{"sheet":"CFM Range","index":0,"n_rows":51,"n_cols":40,"rows_kept":51,"cut":false,"hidden":false,"merged":[[11,11,12,11],[33,11,34,11],[2,1,2,7],[3,1,3,7],[4,1,4,7],[5,1,5,7],[33,12,33,17],[9,3,9,10],[31,3,31,10],[10,5,10,6],[10,7,10,8],[10,9,10,10],[32,5,32,6],[32,7,32,8],[32,9,32,10],[11,12,11,17]],"flags":["formulas_cached_only"]}
[]
[{"$nulls":8},"Input Data",{"$nulls":12},"Nominal Duct","Core Area","H & W"]
[null,"Enter Duct Width in inches =",{"$nulls":6},20,"Inches",{"$nulls":11},"Area '( ft2 )","( ft2 )","border",null,null," Free area & Core Area Ratio",null,"Ak/Ac",0.78,null,null," - "]
[null,"Enter Duct Height in inches =",{"$nulls":6},20,"Inches",{"$nulls":11},2.7777777777777777,2.5733506944444446,0.75]
[null,"Enter Minimum Air Flow (must be greater than 0)=",{"$nulls":6},1350,"CFM"]
[null,"Enter Maximum Air Flow =",{"$nulls":6},3500,"CFM",{"$nulls":16},"Throw Zones"]
[{"$nulls":27},"c(ii)","c(iii)","c(iv)"]
[{"$nulls":26},"0 Degrees",1.8,5,13]
[null,"680MP H or V Supply Grille",{"$nulls":24},"22.5 Degrees",1.395,3.875,10.075]
[null,null,null,"IP Data",{"$nulls":22},"45 Degrees",0.81,2.25,5.85]
[null,"Nom","Duct ","Neck","Air","0°",null,"22.5°",null,"45°"]
[null,"Duct","Area","Vel","Flow","Pt","Throw","Pt","Throw","Pt","Throw","Nc","Octave Band, dB"]
[null,"in","ft²","FPM","CFM","\"WG","ft","\"WG","ft","\"WG","ft",null,2,3,4,5,6,7,{"$nulls":8},"Pressure Constants",null,null,null," "]
[null,null,null,524.6078596727947,1350,0.028596527169842387,"32 - 48 - 68",0.03889127695098564,"25 - 37 - 52",0.04918602673212889,"14 - 21 - 30",17.402333755203717,43.847703423960084,33.26577495372855,34.30853155614055,23.100491023404132,11.00511661507359," - ",{"$nulls":9},"m","b",null," "," "]
[null,null,null,629.0436835891381,1618.75,0.041115475803330706,"38 - 52 - 74",0.05591704709252975,"30 - 41 - 57",0.0707186183817288,"17 - 24 - 33",22.82615098468047,48.078190612880874,38.2505504099487,39.205204477512396,29.944621041148437,19.963683815374353,14.382258435449117,{"$nulls":8},"0 Degrees",0,1.666666666666667]
[null,null,null,733.4795075054815,1887.5,0.055901013031513756,"44 - 56 - 80",0.0760253777228587,"34 - 44 - 62",0.09614974241420363,"20 - 25 - 36",27.414937819553575,51.657367988570556,42.467888683072644,43.34800414896047,35.73505467724179,27.543023879536477,22.17471911037019,{"$nulls":8},"22.5 Degrees",0,2.2666666666666666]
[null,20,null,837.9153314218248,2156.25,0.0729531388543915,"49 - 60 - 85",0.09921626884197242,"38 - 47 - 66",0.12547939882955333,"22 - 27 - 38",31.391835763621703,54.759282211009904,46.12286863994622,46.938384807059535,40.75336658653303,34.11170161577151,28.928099023730752,{"$nulls":8},"45 Degrees",0,2.8666666666666663]
[null,"x",2.7777777777777777,942.3511553381683,2425,0.09227185327196401,"52 - 64 - 91",0.12548972044987103,"41 - 50 - 70",0.15870758762777804,"24 - 29 - 41",34.90099461715669,57.49636772581805,49.34797158589599,50.106486239665244,45.18145448669058,39.90781053239813,34.88718654560269,{"$nulls":14},"Coefficients from 880 New Sound Regression..xls"]
[null,20,null,1046.7869792545116,2693.75,0.11385715628423124,"55 - 67 - 95",0.15484573254655445,"43 - 52 - 74",0.19583430880887767,"25 - 30 - 43",38.040951627887914,59.94548194660494,52.23375847333308,52.94126879560373,49.14365917064991,45.094105478661405,40.219312967583804,{"$nulls":8},"Sound",{"$nulls":6},"2","3","4","5","6","7","NC"]
[null,null,null,1151.222803170855,2962.5,0.1377090478911932,"58 - 71 - 100",0.1872843051320227,"45 - 55 - 78",0.23685956237285222,"26 - 32 - 45",40.88205233729149,62.16149322520128,54.84488058266912,55.506241087630784,52.72874727852103,49.78677681162766,45.04393575966215,{"$nulls":10},"B","CVn","CAn",null,"M(An)",9.732037858594214,9.732037858594222,9.73203785859422,9.732037858594229,9.73203785859424,9.435504715179798]
[null,null,null,1255.6586270871985,3231.25,0.16382752809284987,"60 - 74 - 105",0.22280543820627577,"47 - 57 - 81",0.2817833483197017,"27 - 33 - 47",43.476274672963505,64.18494348024082,57.22910838381192,57.84832927490707,56.002307984767114,54.07167693701054,49.449321379036874,{"$nulls":8},"0 deg",null,-172.6,68.79,9.6,null,"M(Vn)",53.65505536290635,63.22165536290803,62.10425536290874,86.80375536290886,113.62105536291052,116.81592305706788]
[null,null,null,1360.0944510035417,3500,0.19221259688920123,"63 - 77 - 109",0.26140913176931363,"49 - 60 - 84",0.33060566664942603,"28 - 35 - 49",45.863114591287705,66.04663890050655,59.42274075367273,60.00319067624433,59.01417988999519,58.014041677558865,53.50253999000502,{"$nulls":10},-167.6,null,null,null,"B",-106.19017272305152,-142.7916727230564,-138.7097727230585,-217.09637272305886,-302.1303727230637,-316.6532129957984]
[]
[null,"1) Throw values are given for terminal velocities of 150, 100, and 50 fpm, Isothermal Conditions"]
[null,"2) NC values are based on octave band 2 - 7 sound power levels minus a room absorption of 10dB, re 1.0 E-12 watts."]
[null,"Sound data is based on 0° blade deflection. A setting of 22.5° and 45° increase sound by "]
[null,"4 or 9 dB/NC respectively.  Dash (-) in space denotes an NC or dB value of less than 10."]
[null,"3) When selecting larger supply grilles for cooling purposes, account for drop by referring to the Engineering Guidelines."]
[null,"4) See K-Select program for performance data not shown, including octave band data."]
[]
[null,"680MP H or V Supply Grille"]
[null,null,null,"Metric Data"]
[null,"Nom","Duct ","Neck","Air","0°",null,"22.5°",null,"45°"]
[null,"Duct","Area","Vel","Flow","Pt","Throw","Pt","Throw","Pt","Throw","Nc","Octave Band, dB"]
[null,"mm","m²","m/s","L/s","Pa","m","Pa","m","Pa","m",null,2,3,4,5,6,7]
[null,null,null,2.6650079271377973,637.12899,7.120535265290754,"9.7 - 14.5 - 20.5",9.683927960795424,"7.5 - 11.2 - 15.9",12.247320656300094,"4.3 - 6.5 - 9.2",17.402333755203717,43.847703423960084,33.26577495372855,34.30853155614055,23.100491023404132,11.00511661507359," - "]
[null,null,null,3.195541912632822,763.96485375,10.237753475029345,"11.6 - 15.9 - 22.5",13.923344726039907,"9.0 - 12.3 - 17.4",17.60893597705047,"5.2 - 7.2 - 10.1",22.82615098468047,48.078190612880874,38.2505504099487,39.205204477512396,29.944621041148437,19.963683815374353,14.382258435449117]
[null,null,null,3.726075898127846,890.8007175,13.919352244846925,"13.5 - 17.2 - 24.3",18.930319052991816,"10.5 - 13.3 - 18.8",23.941285861136702,"6.1 - 7.7 - 10.9",27.414937819553575,51.657367988570556,42.467888683072644,43.34800414896047,35.73505467724179,27.543023879536477,22.17471911037019]
[null,508,null,4.25660988362287,1017.6365812500001,18.165331574743483,"15.0 - 18.4 - 26.0",24.70485094165113,"11.6 - 14.2 - 20.1",31.244370308558782,"6.7 - 8.3 - 11.7",31.391835763621703,54.759282211009904,46.12286863994622,46.938384807059535,40.75336658653303,34.11170161577151,28.928099023730752]
[null,"x",0.258064,4.787143869117895,1144.472445,22.975691464719038,"15.9 - 19.5 - 27.5",31.246940392017887,"12.3 - 15.1 - 21.3",39.51818931931673,"7.2 - 8.8 - 12.4",34.90099461715669,57.49636772581805,49.34797158589599,50.106486239665244,45.18145448669058,39.90781053239813,34.88718654560269]
[null,508,null,5.317677854612919,1271.3083087500002,28.350431914773576,"16.7 - 20.5 - 29.0",38.556587404092056,"13.0 - 15.9 - 22.5",48.76274289341054,"7.5 - 9.2 - 13.1",38.040951627887914,59.94548194660494,52.23375847333308,52.94126879560373,49.14365917064991,45.094105478661405,40.219312967583804]
[null,null,null,5.848211840107944,1398.1441725,34.289552924907106,"17.6 - 21.5 - 30.4",46.633791977873656,"13.6 - 16.7 - 23.6",58.9780310308402,"7.9 - 9.7 - 13.7",40.88205233729149,62.16149322520128,54.84488058266912,55.506241087630784,52.72874727852103,49.78677681162766,45.04393575966215]
[null,null,null,6.3787458256029685,1524.98003625,40.79305449511962,"18.3 - 22.5 - 31.8",55.47855411336267,"14.2 - 17.4 - 24.6",70.16405373160572,"8.3 - 10.1 - 14.3",43.476274672963505,64.18494348024082,57.22910838381192,57.84832927490707,56.002307984767114,54.07167693701054,49.449321379036874]
[null,null,null,6.909279811097992,1651.8159,47.86093662541111,"19.1 - 23.4 - 33.1",65.09087381055909,"14.8 - 18.1 - 25.6",82.32081099570708,"8.6 - 10.5 - 14.9",45.863114591287705,66.04663890050655,59.42274075367273,60.00319067624433,59.01417988999519,58.014041677558865,53.50253999000502]
[]
[null,"1) Throw values are given for terminal velocities of 0.75,0.5 and 0.25 m/s Isothermal Conditions"]
[null,"2) NC values are based on octave band 2 - 7 sound power levels minus a room absorption of 10dB, re 1.0 E-12 watts."]
[null,"Sound data is based on 0° blade deflection. A setting of 22.5° and 45° increase sound by "]
[null,"4 or 9 dB/NC respectively.  Dash (-) in space denotes an NC or dB value of less than 10."]
[null,"3) When selecting larger supply grilles for cooling purposes, account for drop by referring to the Engineering Guidelines."]
[null,"4) See K-Select program for performance data not shown, including octave band data."]