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:F UNIRAC Unirac Code-Compliant Installation Manual SolarMount <br />a:k 4,%42,9 <br />......../. Pa,6.,De ,-=.RL.6/ZY49* <br />Vt<Fix him.1.22$32. <br />-1:':,1:<1 :izi::94:,i.44:.9 <br />. <br />....LiBaw"'91**iyq 1 ¥"J,#0 .... 0. 0 .,--221¥114 <br />...... 0 . . . 1 r<*th. <br />. 0 0 . .. <br />1.114¢ky <br />..... <br />19 <br />100(45) /1130(58) <br />110(49) 120(54) ' <br />Step 3: Determine RooWall Zone <br />The Design Wind Load will vary based on where the <br />installation is located on a roof. Arrays may be located in more <br />than one roof zone. <br />Using Table 1, determine the Roof Zone Dimension Length, a <br />(#), according to the width and height of the building on which <br />you are installing the pv system. <br />Table I. Determine Roof/Wall Zdne, dimension (a) according to building width and height <br />a= 10 percent of the least horizontal dimension or 0.4h, whichever is smaller, but not less than either 4% of the least horizontal <br />dimension or 3 ft of the building. <br />Roof Least Horizontal Dimension (8) <br />Height ® IO /5 20 25 30 40 50 60 70 80 90 100 125 150 175 200 300 400 500 <br />333-3 __3EZZ3__4-4--4-7?IZDIZED;7-45-IZE#ZIEZZ87312-1€2203 <br />333345666666678121620 <br />--- -----ZICE/ZZEZIZIBIEB--8 -- -- -11334 -5 8 8 12_16_203 <br />333334567891010101010121620 <br />3ZDZE)ZE)ZDZE*ZESIZ6-7--8ZZ9 -IOZI2-12-12-12-12-16-20] <br />3 3 3 3 3 4 5'6 78 9 10 12.5 14 14 14 14 16 20 <br />3-3-3--3--3-4-5-6-7-8-9-10_12.5_[5_-1-4-I¢Zld-£6-20] <br />3333345678910 12.5 15 17.5 18 18 18 20 <br />3-3-3-3-3 4 5 6 7_ 8 --9- IZ I O - - 12.5 Z 1 5.1 7.5 -2 20 2 20 2 20.20] <br />3333345678910 12.5 15 17.5 20 24 24 24 <br />e: ASCE/SEI 7-05, Minimum Design Loads for Buildings and Other Structures, Chapter 6, Figure 6-3, p.41. <br />0