WEFLO Double Sphere Rubber Expansion Joint Fig.8102
Specifications :
- With multi-sphere structure so that the vibration absorption is better and noise reduction efficiency is significant.
- High working pressure, anti-burst and good elasticity.
- To avoid damage caused by stretching, compressing, deflecting or displacing of pipes.
- Carbon steel flanges, Zinc plated to BS 4504 PN 16 (Other flanges available).
- EPDM rubber suitable for hot water, steam, oxidant, animal and vegetable oils. Excellent resistance to sunlight. Good for high and low temperature applications.
- NBR is suitable for most hydrocarbons, oils, petroleum fuels and hydraulic fluids. Not good for sunlight ageing, ozone and flame.
- Neoprene suitable for water, sewage, oxidant and non-aromatic hydrocarbons.
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WEFLO Backflow Preventers – Reduced Pressure Zone Device FIG.F5400
PRODUCT FEATURES :
- A reduced pressure zone device is a testable device designed for use in 'high hazard' conditions to prevent backflow caused by back-siphonage or backpressure. It is intended for use under continuous pressure conditions.
- Multiple Ends Types: Flange by Flange, Flange by Groove, Groove by Groove.
- Pressure Rating:175psi/12bar
- Working Temperature : Cold Water, not exceeding 60°C
- Horizontal only.
- UL/ULC Listed.
WEFLO Automatic Sprinklers
Specifications:
Style: Pendent, Upright, Sidewall
Minimum Operating Pressure: 7 psi(0.5 bar)Maximum
Working Pressure:175 psi(12 bar)
Factory tested hydrostatically to 500 psi(34.5 bar)
Thread Size: ½" NPT, 15 mm BSPT
Nominal K-Factor: 5.6 U.S.(80.6 metric*)
Overall Length: 2-3/8”(60 mm)
Finish : Brass, Chrome Plated and White Polyester Available
Metric K-factor measurement shown is in Bar.
When pressure is measured in kPa.
divide the metric K-factor shown by 10.0.
WEFLO Pressure Switch with Retard-FIG.WPSR
Features :
- Equipped with tamper resistant screws to prevent unauthorized entry.
- Built-in mechanical time delay feature to prevent false alarms due to water pressure variation.
- Enclosure: Cover: Die cast, Aluminum Alloy, ASTM B 85 A04130 Finish: Red powder coat Base: Die cast, Aluminum Alloy, ASTM B 85 A04130 All parts have corrosion resistant finishes.
- Maximum Pressure: 300psi
- Pressure Range: 5-8 psi(0.3-0.55bar)on rising pressure
- Contact Rating: Two sets of SPDT; 10A@ 125/250 VAC, 3A @ 24VDC
- Pressure Connection: 1/2”male NPT
- Operating Temperature Range:- 40'C to 60'C
- Conduit Entrances: one knockouts and one hole for 1/2" conduit provided
- Weight:0.8kg
- UL Listed, FM Approved, EAC and CE Certified
WEFLO Explosion-Proof Pressure Switch FIG.WPSEX
- Features : Maximum Pressure: 300psi Pressure Range: WPS10EX: 4-20 psi. WPS40EX:10-200 psi.
- Factory Setting : WPS10EX: 4-8 psi.WPS40EX: operates in increasing pressure at 130 psi and on decreasing pressure 110 psi.
- Approximate Differential: WPS10EX: 3 psi throughout range. WPS40EX: 3 psi @ 10 psi & 9 psi @ 200 psi.
- Contact Rating: Two sets of SPDT: 10A @ 125/250VAC,2.5A @ 30VDC.
- Entry Size:1/2"NPT threaded conduit connections NEMA 4/P66 Rated enclosure rating
- Ambient Temperature:-40'C to 60C
- Hazardous Atmosphere Classification: DNV 22 ATEX 17667X;IECEx DNV 22.0042X: Ex db. IIB T6 Gb: IP66
WEFLO Pressure Gauges
Material Specifications :
- Bourdon Tube Material: Copper Alloy C-type
- Pressure Connection Material: Copper Alloy1/4"NPT Lower Mount(LM)
- Movement Copper Alloy
- Dial White Aluminum with Stop Pin; Black and Red Lettering.
- Pointer ABS, Black Finish
- Case Black Polycarbonate
- Window Snap-in Clear Polycarbonate
- Approvals UL Listed (UL-393) FM Approved
- Temperature Err or Additional error when temperature changes from reference temperature of68°F(20°C)+0.4% for every18°F(10°C)rising or falling (Percentage of Span).
WEFLO Y-Type Strainer, Flanged Ends, FIG.F0511-175
Specification :
- Meet or exceed the requirements of UL 321 Standard.
- NPT or BSPT blowoff outlet on cover (blowoff outlets are furnished with plugs).
- Recessed seat in body assure accurate screen alignment
- Round holes with 60 degrees staggered.
- Excellent flow characteristics and low pressure losses at high flow rates.
- Connection Ends: ASME B16.1 Class 125 0r EN1092-2 PN10/16(Other Flange Types Available Upon Request)
- Rated Working Pressure 175 psi.
- UL321/ULC Listed.
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.
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