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Vacuum Relief Valve, Top Mount

Model 1300A

Vacuum Relief Valve, Top Mount

Model 1300A is used when vacuum relief is the only requirement.Intake relief necessary under working conditions is achieved by a spring or weight loaded pallet. This feature of the Model 1300A  reduces the possibility of tank damage. The Model 1300A helps to provide increased fire protection and safety. Valve size must be selected to perform required vacuum relief under operating and thermal conditions.

Specifications

Size: 2" (DN 50) through 12" (DN 300)

Material: Available in aluminum, carbon steel, stainless steel, and other materials

Vacuum: 0.5 osig to 12 psig (2.15 mbarg to 827 mbarg)

Certification: ATEX and PED Approval

Features

• Peripheral and central seat guides ensure reliable, repeatable performance
• A wide seat and air-cushion seal keeps leakage low long after the valve is put in service
• Self-draining housing body and drip rings protect seating surfaces from condensate and freezing, increasing operational reliability
• Fluoropolymer seating diaphragms are standard to minimize sticking caused by resinous vapors and atmospheric moisture

Options

• 150# ANSI, PN10, PN16, JIS drilling classes available
• Optional materials of BUNA-N, FKM & other seating diaphragms can be provided when required
• Steam Jacket
• Spacer

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