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Supplier: U.S. Plastic Corporation
Description: 1" PVC Vacuum Breaker Valve
- Port Size / OD: 1 inch
- Types: Specialty / Other
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Supplier: U.S. Plastic Corporation
Description: 1/2" PVC Vacuum Breaker Valve
- Port Size / OD: 0.5000 inch
- Types: Specialty / Other
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Supplier: U.S. Plastic Corporation
Description: 3/4" PVC Vacuum Breaker Valve
- Port Size / OD: 0.7500 inch
- Types: Specialty / Other
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Supplier: KADANT
Description: Kadant Johnson vacuum breakers provide a simple, dependable way to relieve unwanted vacuum which may develop in a closed vessel or pipeline. They can be used to prevent contamination from back siphonage in fluid handling systems, and to protect equipment against collapse or
- Actuation: Mechanical Device
- Media Temperature: 365 F
- Number of Ports/Ways: 2
- Pressure Rating: 300 psi
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Supplier: Hayward Flow Control
Description: Vacuum Breakers
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Supplier: Flomatic Valves
Description: ATMOSPHERIC VACUUM BREAKER - Designed to prevent back-siphonage. Not for potable water. Complies with ASSE 1001 For reference use only. Please check Flomatic's website for the latest valve product specifications.
- Media Temperature: 180 F
- Pressure Rating: 125 psi
- Valve Size: 0.5000 to 1 inch
- Valve Type: Back Flow Preventer Assembly, Vacuum Relief / Anti-siphon Valves
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Supplier: FEBCO
Description: Series 765 Pressure Vacuum Breakers are designed to be installed to provide protection against back siphonage of toxic or non-toxic liquids. They feature a durable bronze body and a check valve and air opening port in one assembly. Maximum Working Pressure: 150psi (10.3 bar).
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Supplier: Process Technology
Description: Protects fluoropolymer heat exchangers from collapse damage due to vacuum conditions that often occur in steam lines. FEATURES Brass body with stainless steel operating mechanism and EPR O-ring seat. SPECIFICATIONS
- Connection: Threaded
- Pressure Rating: 50 psi
- Valve Size: 0.5000 inch
- Valve Type: Vacuum Relief / Anti-siphon Valves
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Supplier: DFT Inc.
Description: DFT® Vacuum Breakers provide effective protection against collapse of pressure vessels, tanks and rolls. They prevent condensate "back-up" when equipment is shut down or inlet steam is reduced by modulating control valves. In piping systems, DFT® Vacuum Breakers are used
- Connection: Threaded, Metal Face Seal
- Material of Construction: Stainless Steel
- Media: Gasoline / Diesel Fuel, High Purity Gas, LP - Gas, Natural Gas, Sour Gas, Specialty / Corrosive Gases
- Metal Seated: Yes
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Supplier: Flomatic Valves
Description: HOSE CONNECTION VACUUM BREAKERS - Designed to prevent back-siphonage or backflow of water, with vandal resistant features. Complies with ASSE 1011 For reference use only. Please check Flomatic's website for the latest valve product specifications.
- Media Temperature: 180 F
- Pressure Rating: 125 psi
- Valve Size: 0.7500 inch
- Valve Type: Back Flow Preventer Assembly, Vacuum Relief / Anti-siphon Valves
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Supplier: FEBCO
Description: Series 710, 715 Atmospheric Vacuum Breakers assure positive protection against backsiphonage of impure water into the main supply in the event that pressure loss causes vacuum conditions. Series 710, 715 is ideal for hose bibs, chemical vats, X-ray tanks, turf irrigation
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Supplier: Spirax-Sarco
Description: The Spirax Sarco vacuum breaker range will protect your plant and process equipment against vacuum, and at the same time allow condensate to drain effectively from pipework and storage vessels.
- Connection: Threaded
- Media Temperature: 752 F
- Pressure Rating: 551 psi
- Valve Size: 0.1250 to 0.5000 inch
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Supplier: VAC-CON, Inc.
Description: Roots PD Blower (1021DVJ or RASJ1024) Transfer case driven 3/16" Corten steel 16 cubic yard debris tank with ladder Twin cyclone baghouses with 13 cartridge filters each (total 26) Automatic vacuum breaker Hydraulic rear door locks and door
- Applications: General Cleaning
- Features: Continuous Duty
- Media: Dry, Wet
- Number of Inlets: 1 #
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Supplier: Plast-O-Matic Valves, Inc.
Description: Series VB/VBM Patented diaphragm design assures dependable, repetitive, bubble-tight sealing to protect enclosed tanks from collapse or structural damage during draining. Also eliminates siphoning of dangerous fluids,and prevents vacuum damage to sensitive instruments and filters
- Port Flange / Fitting Type: Other
- Port Size / OD: 0.7500 inch
- Types: Diaphragm Valve
- Vacuum / Pressure Range: Elevated Pressures (> 760 torr)
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Supplier: Plast-O-Matic Valves, Inc.
Description: Series VB/VBM Patented diaphragm design assures dependable, repetitive, bubble-tight sealing to protect enclosed tanks from collapse or structural damage during draining. Also eliminates siphoning of dangerous fluids,and prevents vacuum damage to sensitive instruments and filters. 1/2?, 3/4?
- Media: Other
- Number of Ports/Ways: 2
- Pressure Rating: 10 to 100 psi
- Primary Material of Construction: CPVC, Polypropylene (PP), PVC, PVDF
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Supplier: Terra Universal, Inc.
Description: Available with dial thermometer or LED readout “Squaroid” Vacuum Ovens, available in two sizes, operate up to a maximum temperature of 220°C. “Squaroid” Vacuum Ovens are available with a dial temperature readout in the oven chamber or an LED temperature
- Application: Preheating, Aging, Annealing, Baking, Curing, Drying, Heat Treating, Laboratory
- Capacity: 2.3 cubic feet
- Controller Type: Programmable
- External Configuration: Bench / Cabinet
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Supplier: Accuris
Description: Vacuum Breakers and Check Valves
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Supplier: Terra Universal, Inc.
Description: Oil-less design for low maintenance, clean operation Low cost and extreme reliability make this diaphragm pump ideal for general-purpose laboratory applications Also suitable for wire bonders, die bonders, scribers, breakers, probing stations and many other kinds of microelectronics
- Applications: General Purpose / Industrial
- Configuration: Individual Vacuum Pump
- Lubrication Style: Dry / Oil-less
- Mechanical Pump Type: Diaphragm
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Supplier: Zurn Industries LLC
Description: Vacuum Breaker for non-freeze areas, non-removable hose connection vacuum breaker, with single diaphragm back check, atmospheric vent, all brass construction, breakaway screw, and 3/4" hose connection inlet/outlet. Features And Benefits For use in non-freeze areas Ideal
- Size: English
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Supplier: Watts
Description: Series 8 Hose Connection Vacuum Breakers permit the attachment of portable hoses to hose thread faucets and prevent the reverse flow of polluted water into the potable water supply due to backsiphonage. It consists of a brass body construction, stainless steel working parts, and a
- Primary Material of Construction: Brass / Bronze
- Valve Size: 0.7500 inch
- Valve Type: Vacuum Relief / Anti-siphon Valves
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Supplier: Watts
Description: Series 8B Hose Connection Vacuum Breakers permit the attachment of portable hoses to hose thread faucets and prevent the reverse flow of polluted water from entering into the potable water supply due to backsiphonage. It consists of a brass body construction (8B) or chrome finish (8BC
- Primary Material of Construction: Brass / Bronze
- Valve Size: 0.7500 inch
- Valve Type: Vacuum Relief / Anti-siphon Valves
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Supplier: Flomatic Valves
Description: 77- Auto-Vac® Vacuum Breaker - This 1" valve is available in stainless steel and PVC. All internal parts are engineered composite, with a stainless steel disc and resilient seat. Used to prevent water hammer in wastewater valves. For reference use only. Please check Flomatic's website
- Media: Wastewater
- Media Temperature: 180 F
- Pressure Rating: 400 psi
- Primary Material of Construction: PVC, Stainless Steel
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Supplier: Zurn Industries LLC
Description: 'L' Spout: 2-1/2" Vacuum Breaker Spout with Integral 3/4" Hose Thread
- Size: English
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Supplier: Watts
Description: This 1/2 inch lead free atmospheric vacuum breaker is utilized to prevent the backflow of water into the potable water system in order to prevent contamination of the water supply. It consists of lead free brass construction.
- Valve Type: Vacuum Relief / Anti-siphon Valves
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Supplier: Watts
Description: This 3/8 inch lead free atmospheric vacuum breaker is utilized to prevent the backflow of water into the potable water system in order to prevent contamination of the water supply. It consists of lead free brass construction.
- Valve Type: Vacuum Relief / Anti-siphon Valves
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Supplier: Accuris
Description: Backflow preventers and vacuum breakers
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Supplier: Mid-America Fittings, Inc.
Description: Vacuum breaker for garden hose
- English Size: 0.7500 inch
- Material: Brass/Bronze
- Size: English
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Supplier: Schneider Electric
Description: Substation Outdoor Circuit Breakers Outdoor vacuum dead tank gas-insulated substation circuit breaker up to 38kV Outdoor vacuum air-insulated substation circuit breaker up to 38kV Vacuum Circuit Breaker Drawout vacuum circuit breakers up
- Continuous Current Rating: 1200 to 2000 amps
- Rated AC Voltage: Up to 38000 volts
- Rated Breaking Capacity (Icn): 25000 to 63000 amps
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Supplier: FEBCO
Description: Series LF767FR Lead Free* Freeze-Resistant Pressure Vacuum Breakers are designed to prevent backsiphonage of contaminated water under continuous pressure into the potable water supply. Its superior design protects the valve body and internal components during sudden freeze conditions.
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Supplier: Radwell International
Description: VACUUM BREAKER, MALE STEEL, 150 PSI, 3/4 IN NPT. FREE 2 YEAR RADWELL WARRANTY
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Supplier: Triangle Fluid Controls Ltd.
Description: DFT® Vacuum Breakers provide effective protection against collapse of pressure vessels, tanks and rolls. They prevent condensate "back-up" when equipment is shut down or inlet steam is reduced by modulating control valves. In piping systems, DFT Vacuum Breakers are used
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Supplier: Accuris
Description: Performance Requirements for Atmospheric Vacuum Breakers for Vacuum Toilet Assemblies and Galley Waste Disposal Units on Commercial Aircraft
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Supplier: Radwell International
Description: VACUUM BREAKER, 1/2 INCH IPM, STAINLESS STEEL, 300 PSI, FLUID HANDLING. FREE 2 YEAR RADWELL WARRANTY
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Supplier: Accuris
Description: PROTECTIVE RELAYS AND ATTACHMENTS, MEDIUM VOLTAGE VACUUM CIRCUIT BREAKER APPLICATIONS
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Supplier: Radwell International
Description: VACUUM BREAKER, SERIES: VB8, 3/4 IN NOMINAL, BRASS BODY, 2-1/8 IN L DIMENSIONS. FREE 2 YEAR RADWELL WARRANTY
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Supplier: Zurn Industries LLC
Description: Exposed non-freeze anti-siphon automatic draining 6" wall faucet complete with chrome finish Features And Benefits Exposed, non-freeze Anti-siphon automatic draining 6" wall depth Chrome finish
- Applications: Commercial
- Vacuum Breaker: Yes
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Supplier: Zurn Industries LLC
Description: Zurn 3/4" X 24" vacuum breaker with flush tube kit helps prevent back siphonage and backflow into potable water. Features And Benefits For use AquaVantage® and Aquaflush® Flush Valves Polished chrome finish Nut not included in kit
- Application: Water
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Supplier: CSA Group
Description: Preface This is the sixth edition of the CSA B64 Series, Backflow preventers and vacuum breakers. It supersedes the previous editions, published in 2007, 2001, 1994, 1988, and 1976.
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DFT® Vacuum Breakers provide reliable and effective protection against the collapse of pressure vessels, tanks, and rolls. They prevent condensate back-up when (read more)
Browse Steam Valves Datasheets for DFT Inc. -
• Sample taking • Immersion thermocouple • Mold turntable/trolley for pouring multiple molds in a single cycle • Centrifugal casting • Sight glass viewing port(s) • High vacuum pumping system • Optical pyrometer • Bridge breaker (read more)
Browse Vacuum Furnaces Datasheets for Inductotherm Group -
doesn’t always get enough attention. From siphon and backflow risks to collapsed piping, the consequences can be serious. There are multiple ways fabs address this: Vacuum breakers Air gaps Specialized venting or backflow prevention (read more)
Browse Vacuum Valves Datasheets for Plast-O-Matic Valves, Inc. -
Redundant Anti-Siphon Capability: Combined use of Relief Valve & Vacuum Breaker An engineering firm recently specified two seemingly unrelated valves to provide redundant siphon prevention in a (read more)
Browse Vacuum Valves Datasheets for Plast-O-Matic Valves, Inc. -
. DFT® offers sanitary valves, non-slamming, and non-return valves, chemical valves, vacuum breaker valves, restrictor valves, compressor valves, wafer, threaded, and flanged valves, socket weld valves, soft seat valves, in-line valves, straight-thru design valves, silent check valves, spring assisted valves, horizontal, and vertical valves. For more information contact us at www.dft-valves.com or 800-206-4013. (read more)
Browse Check Valves Datasheets for DFT Inc. -
of professionals ready to serve and support. DFT offers many different types of valves, including sanitary valves, vacuum breaker valves, restrictor valves, compressor valves, wafer, threaded, and flanged valves, socket weld valves, soft seat valves, in-line valves, silent check (read more)
Browse Check Valves Datasheets for DFT Inc. -
control valve problems. DFT® offers sanitary valves, non-slamming, and non-return valves, chemical valves, vacuum breaker valves, restrictor valves, compressor valves, wafer, threaded, and flanged valves, socket weld valves, soft seat valves, in-line valves, straight-thru design valves (read more)
Browse Check Valves Datasheets for DFT Inc. -
service control valve problems. DFT® offers sanitary valves, non-slamming, and non-return valves, chemical valves, vacuum breaker valves, restrictor valves, compressor valves, wafer, threaded, and flanged valves, socket weld valves, soft seat valves, in-line valves, straight-thru design (read more)
Browse Check Valves Datasheets for DFT Inc. -
Check DFT Model SCV® • DFT Model SCV-R® DFT Model Vacuum Breaker (read more)
Browse Steam Valves Datasheets for DFT Inc. -
, vacuum breaker valves, restrictor valves, compressor valves, wafer, threaded, and flanged valves, socket weld valves, soft seat valves, in-line valves, straight-thru design valves, silent check valves, spring assisted valves, horizontal, and vertical valves. DFT® is available to (read more)
Browse Check Valves Datasheets for DFT Inc.
Conduct Research Top
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Vacuum Breaker Solves IBC Leak Problem
Vacuum Breaker prevents implosion in intermediate bulk containers
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Introduction to Plastic Vacuum Venting Valves, also known as Vacuum Breakers
Compact, Self-Closing Vacuum Breakers Protect Tanks and Piping Systems Against Hazards, Damage and Financial Losses Caused by Vacuum
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Application Note IIB-11 Pharmaceutical
Vacuum Breaker vents transfer tanks.
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Lined Pressure Vessels
Vacuum Breaker prevents implosion of lined tanks during drain process.
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Redundant Anti-Siphon
Backpressure Valve and Vacuum Breaker combine to create a foolproof way to prevent unwanted system siphoning
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Section 221119: Domestic Water Piping Specialties Spec
Section includes Vacuum breakers, backflow preventers, water pressure-reducing valves, balancing valves, temperature-actuated, water mixing valves, etc.
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Success Stories- Vacuum Switchgear
Dead tank vacuum circuit breakers are three-phase devices designed for. power distribution substations. These breakers provide overcurrent protection. and isolation from short circuit conditions for expensive transformer. equipment with the reliability of a mechanical interruption
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Current Chopping a Simple Explanation, and Calculations to Determine Transient Voltages When Using Vacuum Interrupters
characteristic to that of air or oil. dielectrics in so much that it has a very rapid dielectric recovery rate. Upon opening the main contacts of a vacuum interrupter whether is be a circuit breaker. or a contactor, high velocity movements are easily obtained because of the low mass and. small movements
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Derating For Real World Conditions
your hand over the suction. hose of a vacuum cleaner and listen to the increase of the speed of the motor. The window between a product's normal operating state (steady state) and full load. current, (safe maximum limits) is the area where a product designer can utilize the. derating effects
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Power Circuit Breaker Theory and Design
The major exception to this was the early GE (USA) vacuum breaker /recloser (Fig. 8.7).
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Bookshelf and Unified Agenda > Independent Agencies / Commissions > Nuclear Regulatory Commission > NUREG Series Publications > NUREG-1433 - Standard Technical...
Reactor Building-to-Suppression Chamber Vacuum Breakers ..........3.0, 03/31/04 B 3.6.1.8 .
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Vacuum Switchgear
In 1967/68 they built and sold four 132 kV (145 kV max, design), 3500 MVA vacuum breakers , which corresponds to a short-circuit current rating of 16 kA.
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AWWA M14 - Backflow Prevention and Cross-Connection Control Recommended Practices
… 15 Backpressure backflow caused by carbon dioxide cylinder, 17 Backpressure backflow caused by pumping system, 18 Common symbols used for backflow prevention devices, 43 Dual check device, 44 Dual check device with atmospheric port, 45 Atmospheric vacuum breaker , 45 Hose connection vacuum …