Dual guide system (top and bottom ) provides for smoother valve stroke, less flutter and valve wear.
10% overpressure to reach full lift
In-situ replacement for valve pallet and seat assembly without need for special tools or complex procedures
The Model 5400 (top mount) Vacuum Relief Valve is an advanced design for vent from atmosphere applications. Utilizing the latest technologies, this relief valve provides protection against vacuum over pressure, prevents evaporative loss of product and helps contain odorous and potentially hazardous vapors.
Note: Types and Specifications of Safety devices need to be calculated and selected according to the specific working conditions of the protected equipments and systems before quotations.
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Features
· Dual guide system provides for smoother valve stroke, less flutter and valve wear.
· Exceeds the most stringent standards for allowable leakage (far less than API2000 standard) and provides excellent set point accuracy (+/-3%)
· 10% overpressure to full lift.
· In-situ replacement for valve pallet and seat assembly
· Available in ANSI, DIN and HG/T20592~20635-2009 flanges
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