Transcript
®
a
®
company
Model 375XLB
Theft Prevention Reduced Pressure Principle Assembly
SPECIFICATION SUBMITTAL SHEET APPLICATION To help deter theft a durable black fusion epoxy coating is applied to the exterior bronze surfaces of the assembly. Ideal for use where lead-free* valves are required. Designed for installation on potable water lines to protect against both backsiphonage and backpressure of contaminated water into the potable water supply. Assembly shall provide protection where a potential health hazard exists.
FEATURES Sizes: 1/2" 3/4" 1" 1-1/4" 1-1/2" 2" Maximum working water pressure 175 PSI Maximum working water temperature 180°F Hydrostatic test pressure 350 PSI End connections Threaded FNPT ANSI B1.20.1 OPTIONS (Suffixes can be combined) - with full port QT ball valves (standard) SH - with stainless steel handles FT - with integral male 45° flare SAE test fitting AG - with air gap BOF - with Blow out/Flush fitting ACCESSORIES Repair kits Thermal expansion tank (Mdl. XT) Soft seated check valve (Mdl. 40XL) Shock arrester (Model 1250XL) QT-SET Quick Test Fitting Set Test Cock Lock (Model TCL24) Blow out / Flush fitting (RK34-375BOF, RK1-375BOF or RK114-350-375BOF)
(CA H&S Code §116875, VSA §2470h)
*(0.25% MAX. WEIGHTED AVERAGE LEAD CONTENT) Lead Plumbing Law Certified by IAPMO R&T Annex G Certified by NSF International MATERIALS Housing Fasteners Elastomers Internals Springs Ball Valves Struts
Reinforced Nylon, FDA approved Stainless Steel, 300 Series Silicone (FDA Approved) Buna Nitrile (FDA Approved) Delrin, Nylon, NSF Listed Stainless Steel, 300 series Cast Bronze, ASTM B 584 Forged Brass, ASTM B 124 C
D
B64.4
ZURN
3/4" 375 RP WILKINS
1013
A
mm 20 20 25 32 40 50
in. 8 7/8 8 7/8 11 3/16 14 7/8 15 1/4 16
E
B mm 225 225 284 378 387 406
D
/ WILKINS
175 PSIG 180° F
E C B G G
A
A ( 1/2” - 1” )
( 1-1/4” - 2” )
DIMENSIONS (approximate)
MODEL 375XLB SIZE
B
375 RP
ZURN
175 PSIG 180ß F
DIMENSIONS & WEIGHTS (do not include pkg.)
in. 1/2 3/4 1 1-1/4 1-1/2 2
STANDARDS COMPLIANCE ASSE® Listed 1013 IAPMO® Listed CSA® Certified B64.4 AWWA compliant C511 Approved by the Foundation for Cross Connection Control and Hydraulic Research at the University of Southern California NSF® Listed-Standard 61, Annex G (3/4" - 2") UL® Classified (less shut-off valves only, 3/4" - 2") C-UL® Classified (less shut-off valves only, 3/4" - 2") LEAD PLUMBING LAW COMPLIANCE
in. 1 15/16 1 15/16 2 1/4 3 3/8 3 3/8 3 3/8
C mm 49 49 57 86 86 86
in. 1 5/8 1 5/8 2 1/4 3 3/8 3 3/8 3 3/8
WEIGHT
D mm in. mm 41 2 15/16 75 41 2 15/16 75 57 3 7/16 87 86 3 3/4 95 86 3 3/4 95 86 3 3/4 95
E in. 3 7/8 3 7/8 4 5 3/4 5 3/4 5 3/4
G mm 98 98 102 146 146 146
in. mm 3 76 3 76 4 102 3 3/4 95 4 1/2 114 4 3/4 120.7
WITH BALL VALVES lbs. 5.7 5.7 9.7 20.5 21.5 23.5
kg 2.6 2.6 4.4 9.3 9.8 10.7
DOCUMENT #: REVISION: (Patent No. 6,513,543, 7,784,483 & 7,905,250) BF-375XLB(SM) 10/12 WILKINS a Zurn company, 1747 Commerce Way, Paso Robles, CA 93446 Phone:805-238-7100 Fax:805-238-5766 Page 1 of 2
In Canada: ZURN INDUSTRIES LIMITED, 3544 Nashua Dr., Mississauga, Ontario L4V 1L2 Phone:905-405-8272 Fax:905-405-1292 Product Support Help Line: 877-BACKFLOW (877-222-5356) • Website: http://www.zurn.com
FLOW CHARACTERISTICS
30
0.0
FLOW RATES (l/s) 2.5
1.3
5.0
3/4" (20mm)
1/2" (15mm)
20
3.8 1" (25mm)
138
10 0
PRESSURE LOSS (kpa)
PRESSURE LOSS (PSIG)
MODEL 375XLB 1/2" - 1" (STANDARD & METRIC)
69
0
20
40
60
0
80
FLOW RATES (GPM)
3.2
FLOW RATES (l/s)
6.3
20 1-1/4" (32mm)
15
9.5
12.6
15.8 138
1-1/2" (40mm) 2" (50mm)
103
10
69
5
34 0
50
100
FLOW RATES (GPM) 150
PRESSURE LOSS (kpa)
PRESSURE LOSS (PSIG)
MODEL 375XLB 1-1/4" - 2" (STANDARD & METRIC) 0.0
200
250
⃟ Rated Flow (Established by approval agencies)
TYPICAL INSTALLATION Local codes shall govern installation requirements. To be installed in accordance with the manufacturers’ instructions and the latest edition of the Uniform Plumbing Code. Unless otherwise specified, the assembly shall be mounted at a minimum of 12” (305mm) and a maximum of 30” (762mm) above adequate drains with sufficient side clearance for testing and maintenance. The installation shall be made so that no part of the unit can be submerged.
B64.4
2
Pipe size 3/8" 1/2" 3/4" 1" 1 1/4" 1 1/2" 2"
5 ft/sec 3 5 8 13 23 32 52
/ WILKINS
175 PSIG 180° F
(1-1/4” - 2”) 8 1/8 (1/2” - 1”) 5 1/2
OPTIONAL WATER METER
(1-1/4” - 2”) 3” PIPE (1/2” - 1”) 2” PIPE (DRAIN LINE CAN BE ANY STANDARD PIPING MATERIAL)
7.5 ft/sec 4 7 12 20 35 48 78
10 ft/sec 6 9 17 27 47 63 105
PROTECTIVE ENCLOSURE
375 RP
ZURN 1013
Capacity thru Schedule 40 Pipe 15 ft/sec 9 14 25 40 70 95 167
3/4" 375 RP ZURN
WILKINS
175 PSIG 180ß F
AIR GAP
12" MIN. 30" MAX.
12" MIN. 30" MAX.
DIRECTION OF FLOW INDOOR INSTALLATION
FLOOR DRAIN
INLET SHUT OFF
FLOOR DRAIN
DIRECTION OF FLOW OUTDOOR INSTALLATION
SPECIFICATIONS The Reduced Pressure Principle Backflow Preventer shall be ANSI 3rd party certified to comply with states' lead plumbing law 0.25% maximum weighted average lead content requirement, shall be ASSE® Listed 1013, rated to 180°F, and supplied with full port ball valves. The bronze surfaces shall have a black fusion epoxy coating applied. The main body shall be Nylon and the seat disc elastomers shall be silicone. If installed indoors, the installation shall be supplied with an air gap adapter. The Reduced Pressure Principle Backflow Preventer shall be a WILKINS Model 375XLB. WILKINS a Zurn company, 1747 Commerce Way, Paso Robles, CA 93446 Phone:805-238-7100 Fax:805-238-5766 IN CANADA: ZURN INDUSTRIES LIMITED, 3544 Nashua Dr., Mississauga, Ontario L4V 1L2 Phone:905-405-8272 Fax:905-405-1292 Product Support Help Line: 877-BACKFLOW (877-222-5356) • Website: http://www.zurn.com
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