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SOLGFN <br />P 0 W E n <br />RT Mini Connection Calculation <br />This calculation justifes the connection of the solar panels to existing roof members, by showing the connection <br />capacity is equal to or greater than the uplift force demands. <br />Connection Demand <br />Spacing perpendicular to rail <br />in 1/2 panel length <br />Spacing parallel to rail <br />48 <br />in Max spacing <br />Effective Wind Area on each connection <br />10.8 <br />fts <br />Roof Angle <br />18 <br />degrees <br />Wind Speed <br />110 <br />mph <br />Exposure Coefficient, K, <br />0.85 <br />Topographic Factor, K. <br />1 <br />Directionality Factor, Kd <br />0.85 <br />Elevation Factor, K, <br />0.98 <br />Velocity Pressure, q, <br />22.0 <br />psf r <br />Zone 1 <br />Zone 2eZone 3 <br />GC, (max) <br />1.80 <br />2.5] 2.5] <br />Exposed Panels? (YE = 1.5) <br />No <br />No No <br />Pressure Equalization Factor, V. <br />O.79 <br />0.79 0.79 <br />Uplift Farce <br />31.1 <br />00.3 ".3 psf <br />Max. Uplift Force/ Connection (1.0 WL) <br />336.5 <br />480.1 480.1 Ibs <br />ASD Factored(0.6 WL) <br />201.9 <br />288.1 288.1 Its <br />Solar Dead Load 10.6 DL) <br />17.2 <br />17.2 17.2 Ibs <br />Max. Uplift Force(U.6 WL-0.6 DL) <br />180.2 <br />270.8 270.8 Ibs <br />Connertion Capa[ItV <br />Connection Type <br />RT Mini into 2x Rafter <br />Total Allowable Capacity <br />4W.0 <br />Ibs (per manufacturer) <br />Compare ASD Factored Demand to Capacity <br />Demand <br />270.8 <br />Ibs <br />Capacity <br />q 7.0 <br />Its <br />Result <br />Capacity exceeds demands. Therefore, connection passes. <br />