765 – Bronze Pressure Vacuum Breaker Backflow Preventer, Quarter Turn Shutoffs

FEBCO 765 – Bronze Pressure Vacuum Breaker Backflow Preventer, Quarter Turn Shutoffs

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).

Features

• All bronze body for durability. One check valve and an air opening port in one assembly
• Lightweight poppet seals air opening under minimum flow conditions
• Designed for minimum head loss
• Simple service procedures. All internal parts serviceable in line from the top of the unit
• Engineered plastic bonnet protect valve bodies from freeze damage.
• Optional union end ball valves for easy removal and ultimate freeze protection.
• End Connections – NPT ANSI/ASME B1.20.1

Operation

• The FEBCO 765 PVB is designed to be installed to provide protection against backsiphonage of toxic or non-toxic liquids. It consists of a spring loaded check valve which closes tightly when the pressure in the assembly drops below 1psi or when zero flow occurs, plus, an air relief valve that opens to break a siphon when the pressure in the assembly drops to 1psi.

Specifications

• Backflow Preventer Type: Vacuum Breaker
• Body Finish: Rough Bronze
• Body Material: Bronze
• Body Pattern: N-Pattern
• Brand: FEBCO
• Bypass: No
• Cap And Tether: Yes
• Disc Material: Nitrile
• EAN:
  • 3/4″ – 643925001112
  • 1″ – 643925001136
• Elbow Fitting: No
• GDS Status: Registered
• Hazard Protection Level: Health Hazard
• Hot And Harsh Water: No
• Hydrant Connection: No
• Inlet Connection Size: 3/4″ or 1″
• Inlet Connection Type: Female Threaded
• Inlet Shutoff Valve Type: Quarter Turn Ball Valve
• Inlet Thread Type: NPT
• Lead Free: NO
• Maximum Temperature-Fahrenheit: 140
• Maximum Working Pressure-BAR: 10.00
• Maximum Working Pressure-PSI: 150
• Minimum Temperature-Fahrenheit: 32
• Part Number: 765DBV
• Pressure Operation: Continuous
• Protection Type: Backsiphonage
• Seat Material: Bronze
• Series: 765
• Strainer: No

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