WEFLO Backflow Prevention Devices SCV – SCDA – DCV
Description :
A single check valve is designed for use in “low hazard” conditions in services to prevent backflow caused by back-siphonage or back-pressure.
It is intended for use under continuous pressure conditions.
The check is designed to maintain a minimum of 1 psi across the check valve during normal operation.
Multiple Ends Types: Flange by Flange, Flange by Groove, Groove by Groove.
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WEFLO Adjustable Wall Indicator Post FIG.F0800-WP
Specifications:
- Meets or Exceeds the Requirements of NFPA 24 Standard.
- Indicate if the Post Indicator Valve is OPEN or SHUT.
- Target Nut Allows 13 to 45 Turns to Open (3"-14" Valve size).
- Viewing Windows are Polycarbonate with UV Resistance.
- Stem Telescopes to Required Length, no cutting necessary.
- OPEN / SHUT targets are Easily Adjustable.
- UL/ULC 789 Listed, FM 1110 Approved.
- CNBOP Certified.
- RAL 3000 Safety Red Lined / Coated.
WEFLO Pressure Switch FIG.WPS
Features
Maximum Adjustment Pressure Range:WPS10-1/WPS10-2:4-20 psi.
WPS40-1/WPS40-2:10-100 psi.
WPS120-1/WPS120-2:10-200psi.
Factory Setting:
WPS10-1.WPS10-2: 4-8 psi.
WPS40-1:operates at decreasing pressure at 30 psi.
WPS40-2: operates at increasing pressure at 50 psi and decreasing pressure 30 psi.
WPS120-1:operates at decreasing pressure at 110 psi.
WPS120-2: operates at increasing pressure at 130 psi and decreasing pressure 110 psi
Approximate Differential:
WPS10-1/WPS10-2:3 psi throughout range.WPS40-1/WPS40-2:3 psi@ 10 psi& 6psi @ 100 psi.
WPS120-1/WPS120-2:3 psi@ 10 psi& 9 psi @ 200 psi.
Contact Rating:10A@1251250VAC,2.5A@ 30VDCIP 66.
UL/ULC Listed, FM Approved, CE, EAC, VdS, LPCB, 3C certified.
WEFLO Wet-Barrel Fire Hydrant FIG.F1311 F1311B-250
Specifications :
- Meet or Exceed the Requirements of AWWA C503 Standard.
- NFPA1963 Standard Nozzle Threads.
- Excellent Flow Characteristics.
- Multiple Nozzle Configurations.
- Inlet Flange to ASTM B16.1 Class 125, size 6in.
- Rated Working Pressure 250 psi.
- UL246 Listed and FM 1511 Approved.
- NSF/ANSI61&372 certified forF1311B-250 Fire Hydrant.
WEFLO Underground Fire Hydrant FIG.F9207
Specifications :
- Meet or Exceed the Requirements of BS EN 14339 Standard.
- Ductile iron Construction.
- 2 1/2 " London Round Thread Outlet to BS 750.
- Corrosion Resistant Construction, Compliant with BS EN 1074-6 for Disinfection Products.
- Universal Drilled Inlet Flange BS EN 1092-2, BS 10 Table D/E
- Auto-frost Drain Valve as Standard.
- Excellent Flow Characteristics.
- Multiple Outlets Configurations.
- Rated Working Pressure 16 bar.
- WRAS Approved.
WEFLO Vertical Indicator Psot FIG.F0601-IP
Specifications :
- Meet or Exceed the Requirements of NFPA 24 Standard.
- Indicates the State of the Valve OPEN or SHUT Position.
- Target Nut to allow 90 to 102 Turns for F0601-IP.
- "L" Shaped Wrench Handle fitted with a Secure Padlock(provided by user).
- Protected Windows.
- Built-in Gear Assembly.
- Easily Adjustable Indicator OPEN and SHUT Targets.
- UL/ULC 789 Listed.
- CNBOP Certified.
WEFLO Basket Strainer, Flanged Ends FIG.F1411-250
Specification :
- Meet or exceed the requirements of UL 321 standard.
- 3" to 6" blowoff outlet on body bottom and 8" to 16"on side of body barrel of bottom.
- Recessed seat in body assures accurate screen alignment.
- Round holes with 60 degrees staggered.
- Excellent flow characteristics and low pressure losses at high flow rates.
- Flanges to ASME B 16. 1 Class125, EN 1092-2 PN 16. (Other flange types available upon request)
- Rated Working Pressure 250 psi.
- UL321/ULC listed.
WEFLO Vane-Type Waterflow Detector FIG.6001
Specifications:
Equipped with tamper resistant screws to prevent unauthorized entry.
Two synchronized switches are enclosed in a durable terminal block.
Terminals are easy to read and wire.
Built-In mechanical time delay feature: minimizing the risk of false alarms due to pressure surges or air trapped in the system. Offers excellent performance during riser vibrations caused by large in-rushes of water.
Designed and built for accuracy and repeatability. Flow sensitivity range UL/FM:4-10 GPM(15-38 LPM)CE:30-57L/min Contact rating L/FM:8Aat250VAc,3Aat24VDc.2.5Aat 30VDCCE:8Aat 125250VAC.3Aat24VDC
WEFLO Y-Strainer FIG.7103 – 7107
Specifications :
- BSPT blowoff outlet on cover. Blowoff outlets are finished with plugs.
- Screens are perforated 304 stainless steel with spot welded seam.
- Recessed seat in body assures accurate screen alignment.
- Flanged and drilling complies with EN 1092-2 PN 16/25.
- Face to Face Dimension in accordance with DIN 3202 series F1.
- Rated Working Pressure Fig.7103: 16 bar for DN50 to DN600.Fig.7107: 25 bar for DN50 to DN300
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