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SOLGr- N <br /> P O W E R <br /> RT Mini Connection Calculation <br /> This calculation justifies 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. Minimum embedment is 1.5 inches, <br /> Connection Demand <br /> Spacing perpendicular to rail 32.5 in (1/2 panel length) 30LARPANEL <br /> ROOFING <br /> Roof Angle 32 degrees LFOOt <br /> Roof Type Hip <br /> Wind Speed 110 mph ROOINI <br /> MINI <br /> CHIKO <br /> Topographic Factor, K,t 1 7#Rai <br /> Directionality Factor, Kd 0.85 <br /> Elevation Factor, Ke 0.99 Mount through roof sheathing , <br /> into existing ratters <br /> Velocity Pressure, q, 16.0 psf <br /> Zone 1 Zone 2e Zone 3 <br /> Spacing parallel to rail 48 48 48 in (max) <br /> Effective Wind Area on each connection 10.8 10.8 10.8 ft` <br /> GCp (max) 1.24 1.47 1.78 <br /> Exposed Panels? (YE = 1.5) No No No <br /> Pressure Equalization Factor, ya 0.79 0.79 0.79 <br /> Uplift Force 16.0 18.5 22.4 psf <br /> Max. Uplift Force/ Connection (1.0 WL) 173.3 200.6 242.4 lbs <br /> ASD Factored (0.6 WL) 104.0 120.3 145.4 lbs <br /> Solar Dead Load (0.6 DL) 18.7 18.7 18.7 lbs <br /> Max. Uplift Force (0.6 WL- 0.6 DL) 85.3 101.6 126.7 Ibs <br /> Connection Capacity <br /> Connection Type RT Mini (Deck or Rafter Mount) <br /> Total Allowable Capacity 180.0 lbs (per manufacturer) <br /> Compare ASD Factored Demand to Capacity <br /> Demand 126.7 lbs <br /> Capacity 180.0 lbs <br /> Result Capacity exceeds demands. Therefore, connection passes. <br />