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System Design <br /> P IPi NG RE q 1.1 RY MIF N 79 <br /> Rat►ge Guard systems do not require beilanced piphig to achilt r proper distributla►of wet ch rill <br /> to all nooks. Balntwed piping is not necessary because a h4t►k1 has no dlfllc ulty In turning roar i <br /> or changing directions. Rzmgr Guard nozzles come equi pped with pernianent predeternlhrM orincrb. <br /> This mean&i1" diellquidwfllbe delhered hl theexan quaintltir&tumssarytotlre duct, plentu►laixt <br /> apphancehaLardsas required. <br /> AN pipe shall be scl►edule 40 lstmidard wrlohtl black steel. Pipe may be chrome plated. Oalrpnl�r, <br /> pipe shall not be used.All pipe and 111i1r4Rp must be trade tight wipeout pipedope or thread sealant <br /> Pipe fltthngs shall be standard welght steel, cast Iron, malleable iron or ductile Von. Galrattud <br /> Whigs shall not be used. Brivich We c tineolon amid In h%idual n ziJe colltrec irons maybe made by <br /> 1«Inge111ter11rea1tkt 'N the ill nofater, <br /> 38.1 Stainless Steel 'Tubing and Fittings <br /> Stahlk-v steel tubing ulay be tuvrd on all Range Gtraid systems. Fitting may be stain) steel <br /> crontpressics►or stah►less steel flare tyles. Iletrdhig of tubingushrg mandrels is permissible. <br /> 34.2 Pipe Sizing <br /> F'lle sir <br /> are drtertit hied bythe totil number of flow numix•rs runntt►g thimigh a P.uttc-ular piece d <br /> pile.Tl►i% Is the flow dem id for that portion a( the syMcm- <br /> Nolte: It 1%1"pernd-smbir todmp Pipe d1.1metrrs below the rerltrtred vahie.For example,tory,; I.'1 <br /> Inch pile to flow Is flow nun )rrso K riot iernrix•sible. Hammy, lik- ishtg Pipe curt eirr Is <br /> heel»alk (ie., imitig I-htcit pile to flow 18 flow ntutthersl proWting the syYIrm compiles <br /> with Intertuil pq)e volume Ihnttitkoa-. <br /> Table 3-31 Flow Nomiber Range&ltd Pix'Type <br /> flow Number R mge !Minimum Pore Sim A65 MAI Atainime Algid?ublog Sit, <br /> I <br /> IA-bit h .1,"-au It <br /> I 3.01-hlc Il VA <br /> I I 1.1 inch 5.18-21ch <br /> 1 1 -14 3N hich 7.11-inch <br /> 1 hictl 1 Inti <br /> 3 8.3 General Rules <br /> • A masmnnm of IM ecpih•alenl it.CU).5 ml hilt ncx imte than 4) 11ricir ft.02.2 ml of 1.4-In. ptpr <br /> nviv he io rcl from rich brarich htrr. <br /> • Tile 1►Iglior-m point of tax• shall not e•roreed 12 ft.1:1.7 ml above•tine c ►miter outlet. <br /> • 71ie%rrttcal rise cif i hntich hiw;ixo%r the supply Tina%ha1I ticrt eroseed i etaxtmtun of 4 ft. <br /> 11.2 ml. <br /> • WC-mi it m discharge pilevoltune 1lndtitloltsshill not he evrecird. <br /> • Walmum ecn►hale•nt length hmttattoim. s1vall root beexcrrcied. <br /> • Mntmum flow points fora ghee pile shall riot to eweecird. <br /> • nerr lrr to be no low points or prevent to d1.%CIlarRe plptr►g. <br />