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Project: <br />Project #: <br />Prepared By: Date: <br />Page 17 of 23 <br />Waxie Santa Ana PV <br />24087 <br />CM 02/18/2025 <br />EQUIPMENT ANCHORAGE: ROOFTOP INVERTER <br />PLAN VIEW <br />V <br />Xe <br />h <br />Connection: Unistrut to Coupling Nut <br /> Bolt Ø = 3/8" Ab = 0.11 in2 <br /> Bolt Grade = A307 <br /> Fnv = 27 ksi Fnt = 45 ksi <br />Maximum Reactions @ Inverter <br />LC: D + 0.7E: LC: 0.6D + 0.6W: <br /> Shear, Lh = 65.1# Lh = 93# <br /> Tension, Lv = 158# Lv = 54# <br /> Moment from Offset, Me = (158#)(18.2") = 2876 in-lbs <br /> Spacing between U-Anchors, h = 15" <br />Loading Per Bolt: <br /> V = (93#)/(2 bolts) + (93#)×(18.2")/(15") =160# <br /> T = (158#)/(2 bolts) + (2876 in-lbs)/(15") = 271# <br />Coupling Nut Allowable Loads: <br /> Shear, Va = Ab×Fnv/2 = 1485# <br /> D/C = 160# / 1485# = 0.12, therefore OK <br /> Tension, Ta = Ab×Fnt/2 = 2475# <br /> D/C = 271# / 2475# = 0.11, therefore OK <br /> Resultant, R = √(160#)2 + (271#)2 = 315# <br /> D/C = 315# / 1485# = 0.22, therefore OK