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March 2012 <br /> Section 3 KP Design Page 3 — 33 <br />Amerex Restaurant Fire Suppression System (EX 4658) <br />DISTRIBUTION PIPING LIMITS for KP FIRE SUPPRESSION SYSTEM ONLY <br />DESIGN LIMITS FOR ALL CYLINDER SIZES <br />When designing a KP System to protect a kitchen containing a Fryer, Wok or Range, the following <br />MINIMUM TOTAL SYSTEM PIPING must be used in accordance with the chart below: <br />MINIMUM PIPING REQUIREMENTS <br />MINIMUM MINIMUM TOTAL MINIMUM FLOW <br />APPLIANCE LINEAR FEET EQUIVALENT FEET POINTS PER SYSTEM <br />Fryer 6.5 10 2 <br />Wok 9 22.1 6 <br />Range 7 16.4 4 <br />SUPPLY LINE LIMITATIONS: <br />to the first tee. <br />CYLINDER <br />FLOW POINTS <br />MAXIMUM LINEAR MAX. QTY. MAX. QTY. <br />PIPE SIZE FEET OF PIPE TEES ELBOWS <br />MAX. QTY. <br />BUSHINGS <br />275 - 8 3/8 20 1 5 0 <br />375 - 11 3/8 OR 1/2 25 1 5 1 <br />475 - 14 1/2 25 1 5 2 <br />600 - 18 1/2 25 1 5 2 <br />Two-375 — 22 1/2 30 2 _ _.. . 7 2 <br />NOTE: 1. Use 3/8" supply line only when all piping is to be pipe. <br />2. The supply line has a maximum vertical rise above the distributor of 10 feet. <br />SUPPLY BRANCH LINE (including last nozzle branch) LIMITATIONS: <br />All pipe and fittings leaving the first splitting tee in the system and ending with the last nozzle in the last <br />branch line. While the last nozzle branch is included in the piping limitations for the supply branch line, the <br />limitation (pipe size and maximum length) for nozzle branch lines apply to this portion of the supply branch <br />line. <br /> <br />MAX. MAX. MAX. QTY. <br />QTY. QTY. REDUCING <br />TEES ELBOWS BUSHINGS <br /> <br />MAX. FEET OF <br />PIPE STRAIGHT MAX. FEET OF <br />PIPE SPLIT <br /> <br />CYLINDER <br />FLOW <br />POINTS <br /> <br />PIPE SIZE <br /> <br />275 - 8 3/8 20 25 7 8 0 <br />375 - 11 3/8 OR 1/2 27 30 10 8 2 <br />475 - 14 3/8 27 30 12 8 2 <br />600- 18 AS NOTED 35' OF 3/8" OR 1/2" 50' 3/8" PIPE ONLY 14 8 2 <br />Two-375-22 AS <br />NOTEED <br />40' of %" <br />(*30 of 3/8") <br />45 of 1/2" <br />("30' of 3/8") <br />18 8 0 <br />......,-. . ._ _ _—_._ *) , 0 ‘,...11....... 04.n:e.t.a. o;,,.n. Cs fetc.rn g' ra nind. maxi hi. transfArreci from the suoolv line <br />to the supply branch line. <br />* 2. The use of 3/8" pipe with two manifold KP375s is only permitted when the SUPPLY LINE <br />length is equal to or less than 20'. <br />NOZZLE BRANCH LINE LIMITATIONS: <br />All pipe and fittings leading from the supply branch tee to a system nozzle. <br />CYLINDER <br />FLOW POINTS <br />TOTAL LINE • • Y 4. . 0 ' ' . . . • . . <br />PIPE SIZE FEET OF PIPE TEES ELBOWS <br />' '• . P . <br />BUSHINGS <br />275 - 8 3/8 32 5 10 0 <br />375 - 11 3/8 OR 1/2 32 8 12 11 <br />475- 14 3/8 32 10 15 0 <br />600 - 18 3/8 32 11 18 15 <br />Two-375 - 22 3/8 32 18 18 20 <br />MAX. PER NOZZLE BRANCH 7 3 6 4 <br />See pacie 3-33A for General System Limitation. <br />APPENDIX A - Page 32 of 49