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Apr, 16, 2012 10:55AM INTERNATIONAL FIRE PROTECTION No. 1133 P. 3 <br /> FLOW CHARACTERISTIC$ <br /> MODEL 850X�4",1",9 11b",1 1l2"&2"(STANDARD 8 METRIC) <br /> R�ow�YES N6> <br /> 1.26 2.52 3.8 5,0 3.2 �! 8.5 1 15.103 � <br /> ��5 3/�°(2ornm} 1•( m) �6 tl4"(s2mm 1 '(� <br /> � 10 10 �„��mm� 69 � <br /> w <br /> 6 5 � � <br /> 0 0 � <br /> 0 20 40 BO 60 D 60 04 130 00 250 <br /> FLOW RATES(GPM) <br /> 0 Ratsd FSow(EslebNshed by approvel apanclee) <br /> TYPICAL INS7ALLA7IGN CapacKy thru Schedule 40 Pipe <br /> Local codes shall govern installation requlrements. To bo piAe size 5 fVsec 7.5 iUsec 9 0 Rlsec 15 ff/sec <br /> installed in accordancewith the manufscturer's instructions 1!8" 'f 1 2 3 <br /> and the latest edition of the Uhitorm E'lumbing Code.Unless 114" 2 2 3 5 <br /> otherwise specifled,the assembly shall ba mounted at a 3/8" 3 4 6 8 <br /> mihlmum of 12*(305mm)and a maximum of 30"(762mm) �/2 5 7 8 14 <br /> above �dequate dralns v�Ilh sufficient side ctearance for � 3/A" 8 12 17 25 <br /> testing and mainten�nce. The installation shall be made 1" 13 20 27 40 <br /> so that no part of the unit can be submerged. 1 1la" 23 35 47 70 <br /> 11/2" 32 48 63 95 <br /> 2" 52 78 105 167 <br /> PRO�cnve� <br /> ENCIOSURE �'� <br /> S'M. <br /> ' :. <br /> b e� <br /> � �.�: <br /> . � <br /> :� <br /> 1 z°MIN. �r'MIN <br /> 30"AAAX. �: . 30"MAX <br /> "•�• •'!" '�• ..�� ' . . . . <br /> .� ' ,.r r., �. '• <br /> DIRECTION OF FLOW � DIRECTION OP fLOW � <br /> OUTDOOR INSTALLATION INDOOR iNSTA��AYION <br /> SPECIFICATIONS <br /> 7he Doubte Check Va4ve Backflow Preventer shall be ASS�� Llstad 1075 approved, and supplied with tull port ball <br /> valves.The main body and access cavers shall be bronze(ASTM g 584),the seat�Ings and sll Internaf polymers shall <br /> be NSF�l.lsted NoryITM' and the seat dlse elastomers shall be sllicohe. The first and second checks shall be actes- <br /> slble for maintenance wlthout removing the device Nom the Iltte.Tho Double Check Valve Backflow Preventer shall ba <br /> a WILKINS Model 850XL. <br /> WILKINS a Zum wmparry,1747 Commerce Way,Paso Robles,CA 03446 Phone:80S1238-7700 Fex:8051Z38�7fi6 <br /> !N CANADA:ZVaN INDUSTRI�S�IMIT�P,3544 Nashua Dr.,Mississauga.Onla�o L4V 7L2 Phone:9061406•8272 Fax:9061405-1292 <br /> Produot 9uppo�t Help Llne:9-877-BACKFLOW(1•877•222-5868) � Wobslto:hltp:llwww.zurn.com <br /> Page 2 of 2 <br />