5900 36TH AVE W C BRIDGE POINT 2025-04-22

ZURN. Model 350ASTDA Double Check Detector Assembly Application Designed for installation on water lines in fire protection0 + systems to protect against both backsiphonage and back- , ..,„,, .. 0.1 ., _ CD ql., __ 4 - pressure of polluted water into the potable water supply. A. ` Model 350ASTDA shall provide protection where a potential - health hazard does not exist. Incorporates metered by-passel to detect leaks and unauthorized water use. S:A 416111 NSF•ANS,CAN 61 Standards Compliance(Horizontal&Vertical) • ASSE®Listed 1048 (SHOWN WITH OPTIONAL FLANGED END BUTTERFLY VALVES) • AWWA Compliant C510 (with gates only)and C550 • UL®Classified Options(Suffixes can be combined) • C-UL®Classified ❑ - with flanged end OS&Y gate valves(standard) • FM®Approved ❑ LM - less water meter • CSA®Certified B64.5 ❑ - with gallon meter(standard) • Approved by the Foundation for Cross Connection Control ❑ CFM - with cu ft meter and Hydraulic Research at the University of Southern ❑ CMM - with cu meter meter California ❑ G - with grooved end OS&Y gate valves • Meets the requirements of NSF/ANSI/CAN 61* Cl FG - with flanged inlet gate connection and *(0.25%MAX.WEIGHTED AVERAGE LEAD CONTENT) grooved outlet gate connection By-Pass Backflow Assembly 3/4"Model 950XLD ❑ PI with Post Indicator Gate Valves BG - with grooved end butterfly valves with integral Materials supervisory switches Main valve body 304L Stainless steel ❑ BF - with flanged end butterfly valves with integral Access covers 304L Stainless steel supervisory switches Internals Stainless steel,300 Series ❑ RV - with By-pass on right hand side NORYLTM Fasteners&springs Stainless Steel,300 Series Accessories Elastomers EPDM (FDA approved) ❑ Repair kit(rubber only) Buna Nitrile(FDA approved) ❑ Thermal expansion tank(Model XT) 0 Polymers NORYLTM ❑ OS&Y Gate valve tamper switch (OSY 40) Features Sizes: 2 1/2", 3", 4", 6", 8", 10" I I I Maximum working water pressure 175 PSI —— —— ---- MODEL Maximum working water temperature 140°F 350ASTDA III_ IF JI II! E Hydrostatic test pressure 350 PSI with _ =1-- End connections (Grooved for steel pipe) AWWA C606 OS&Y option _Flan ed ANSI B16.42l l fi( g ) Class 150i'T ' i O° F Dimensions&Weights(do not include pkg.) B — J c— WEIGHT A D MODEL WITH WITH 350ASTDA WITH OS&Y WITH OS&Y BUTTERFLY BUTTERFLY SIZE GATES(GXF) GATES(GXG) VALVES(GXG) VALVES(FXG) in. mm lbs. kg lbs. kg lbs. kg lbs. kg MODEL — ®—A >1 -771 1=1.1 ter: E 21/2 65 126 57 116 53 93 2 103 _ 47 350ASTDA 3 80 143 65 131 60 97 4= 110 _ 50 _ with c_'a 11.1&141h11,14411 • °ii do °I`"r, ° ° 4 100 218 99 198 90 101 46 123 56 BF option - 6 150 352 160 322 147 164 74 194 88 B C 8 200 667 303 613 278 350 159 373 169 A —D- 10 250 885 401 827 375 463 210 521 236 MODEL DIMENSION(approximate) 350ASTDA A WITH B LESS E E E WITH SIZE A BUTTERFLY GATE C D OS&Y OS&Y BUTTERFLY F VALVES VALVES OPEN CLOSED VALVES in mm in I mm in I mm in mm in mm in I mm in mm in I mm in mm in I mm 21/2 65 31 7/8 810 28 3/4 730 n/a n/a 12 305 7 1/4 184 17 3/4 451 15 3/8 391 8 1/4 210 5 127 3 80 32 7/8 835 29 3/8 746 n/a n/a 12 30b 7 1/4 184 20 1/4 514 17 432 8 1/4 210 5 127 4 100 34 7/8 886 30 114 768 n/a n/a 12 305 8 203 22 1/2 572 18 1/4 464 9 229 5 127 • 6 150 431/2 1105 36 1/2 927 n/a n/a 10 1/2 267 10 254 30 1/2 775 24 1/4 616 10 1/4 260 6 152 8 200 52 3/4 1340 45 3/4 1162 n/a n/a 15 118 384 11 279 37 940 28 1/2 724 18 1/2 470 8 3/8 213 10 250 55 3/4 1416 49 3/4 1264 n/a n/a 15 1/8 384 12 305 45 5/8 1159 34 3/4 883 18 1/2 470 8 3/8 213 Zurn Industries,LLC I Wilkins Rev.0 1747 Commerce Way,Paso Robles,CA U.S.A.93446 Ph.855-663-9876,Fax 805-238-5766 Date:08/20 In Canada I Zurn Industries Limited Document No.BF-350ASTDA Product No.Model 350ASTDA 7900 Goreway Drive,Unit 10,Brampton,Ontario L6T 5W6,877-892-5216 Patent zu-n.com!patents www.zurn.com Page 1 of 2