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P/N 15040 System Design Page 3A-26 <br /> 3A.4.1.2, Module Perimeter Work Area Coverage, VPSB <br /> Module Volume: 2,720 ft.3 per nozzle, one or two TFP nozzles per IS45ABC <br /> Maximum Module Area: 217.6 ft.2 per nozzle for booths up to 20 ft. in height;* <br /> Maximum Module Height: 20 ft. <br /> Maximum Module Side Length: 16 ft. <br /> Maximum Nozzle Offset From Center of Wall: +/-10%of adjacent wall length <br /> *Note: Reference Coverage Table 3A-2 <br /> Table 3A-2: Module Perimeter Vehicle Paint Spray Booth <br /> Work Area Coverage <br /> Booth Height,Feet Module Side 2,feet <br /> 13.60 14.00 14.50 15.00 15.50 16.00 <br /> 12.5 16.00 15.54 15.00 14.50 14.03 13.60 <br /> 13 15.38 14.94 14.42 13.94 13.49 13.07 <br /> 14 14.28 13.87 13.39 12.95 12.53 12.14 <br /> 15 13.33 12.95 12.50 12.08 11.69 11.33 <br /> 16 12.50 12.14 11.72 11.33 10.96 10.62 <br /> 17 11.76 11.42 11.03 10.66 10.32 10.00 <br /> 18 11.11 10.79_ 10.42 10.07 9.74 9.44 <br /> 19 10.52 10.22. 9.87 9.54 9.23 8.94 <br /> 20 10.00 9.71 9.37 9.06 8.77 8.50 <br /> [Dimensions inside of table are Side 1] <br /> Piping Requirements: <br /> Piping diagrams include limitations on pipe length and fittings. System piping must be balanced.Balanced piping is <br /> that in which the difference between the shortest actual pipe length from the 1"tee t 'nozzle and the longest actual <br /> pipe length from the V'tee to nozzle does not exceed 10%of the longest actual pipe length from tee to nozzle. The <br /> number and type of fittings for both tee to nozzle sections must be equal. <br /> All piping must be Schedule 40, hot-dipped galvanized steel pipe, and all fittings must be 1501b.class. Examples.of <br /> acceptable fitting materials include hot-dipped galvanized malleable iron,ductile iron,or steel. Couplings and unions <br /> maybe used where Inecessary,and reducing bushings or reducing tees can be used for changes in pipe diameter. <br /> Note: Black steel pipe and fittings can be used in relatively noncorrosive atmospheres. <br /> Nozzle Placement and Orientation: <br /> The TFP Nozzle has been developed to provide application of extinguishing agent from the upper perimeter of the <br /> module being protected. The nozzle is to be installed through the top of the module, at the closest point to the <br /> intersection of the module wall and module top. The nozzle location, laterally, is to be at the midpoint(+/- 10%)of the <br /> adjacent module edge. The tip of the nozzle must be within 6"of its entry point. The nozzle is to be installed vertically, <br /> with the orifices pointing downward, and the engraved arrow pointing into the protected module. The arrow must be <br /> aligned perpendicular to the adjacent wall,when viewed directly from below. Proper nozzle placement is shown as <br /> follows: <br /> UL EX 5208 April 9,2013 <br />