The Wilkins 34-P1500XL is a lead-free pressure relief valve designed for cold water service lines to protect against excessive pressure buildup in commercial and industrial applications.

Key Specifications:

• Size: 3/4 Inches
• Maximum Working Pressure: 175 PSI
• Maximum Working Temperature: 210°F
• Notable Certifications: NSF/ANSI 372 certified
• Threaded Connections: MNPT x FNPT

Other Related Variants:

• 12-P1500XL: 1/2 Inch version

Materials:

• Low Lead Cast Bronze body
• Brass access covers
• Stainless Steel internals
• Silicone elastomers
• Buna Nitrile elastomers
• Stainless steel springs

Typical Installation:

Local codes shall govern installation requirements. Unless otherwise specified, the assembly shall be mounted in accordance with the manufacturers' instructions and the latest edition of the Uniform Plumbing Code. Assembly shall be installed with adequate drain and sufficient side clearance for testing and maintenance. The installation shall be made so that no part of the unit can be submerged or where relief valve discharge could cause damage.

Standards Compliance:

NSF/ANSI 372 certified by IAPMO R&T; ANSI B1.20.1 threaded connections

Features & Benefits:

• Adjustable Pressure Relief: Calibrated adjustments from 25 to 175 PSI provide flexible protection for varying system requirements.
• Lead-Free Construction: NSF/ANSI 372 certified low lead bronze body ensures safe, compliant installations for potable water systems.
• Versatile Application: Suitable for static relief, low capacity pump relief, passive solar, thermal expansion, and commercial/industrial applications.
• Durable Components: Stainless steel internals and springs deliver long-lasting, corrosion-resistant performance in demanding environments.

FAQ

Q: What is the pressure range for the Zurn 34-P1500XL?

A: The Zurn 34-P1500XL provides calibrated adjustable pressure relief from 25 to 175 PSI, making it suitable for a wide range of cold water applications requiring pressure control.

Q: Can this valve be used for thermal expansion protection?

A: Yes, this pressure relief valve is designed for pressure only applications and should be used in conjunction with other temperature limiting devices. It is suitable for thermal expansion, static relief, and pump relief applications.

Q: What thread connections does this valve have?

A: The valve features MNPT (Male National Pipe Thread) inlet and FNPT (Female National Pipe Thread) outlet per ANSI B1.20.1 standards. The 3/4 inch model is also available with 1/2 inch FNPT outlet.

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