The Wilkins 3-500XLFC is a high-capacity water pressure reducing valve designed for commercial and industrial potable water systems requiring reliable pressure regulation.

Key Specifications:

• Size: 3 Inches
• Maximum Working Water Pressure: 300 PSI
• Maximum Working Water Temperature: 140°F
• Notable Certifications: NSF/ANSI/CAN 61 and 372
• End Connections: ASME B16.24 Class 150 Flanged

Other Related Variants:

• 212-500XLFC: 2 1/2 Inches model size

Materials:

• Low Lead Cast Bronze Body and Cover (ASTM B 806)
• Cast Bronze Bell Housing (ASTM B 584)
• Stainless Steel Internals (300 Series)
• EPDM Elastomers (FDA Approved)
• Buna Nitrile Elastomers (FDA Approved)
• Delrin Polymers
• Oil Tempered Wire Springs (ASTM A229, Epoxy Coated)
• Natural Vulcanized Fibre Cap Gasket
• Stainless Steel Seat (300 Series)

Typical Installation:

Local codes shall govern installation requirements. The assembly shall be mounted in accordance with the manufacturer's instructions and the latest edition of the Uniform Plumbing Code. The assembly shall be installed with sufficient side clearance for testing and maintenance. The Zurn 3-500XLFC may be installed in any position. If installed in a pit or vault, or indoor application, specify the "SC" sealed cage option. Multiple installations are recommended for wide demand variations or where the desired pressure reduction is more than 3 to 1.

Standards Compliance:

NSF/ANSI/CAN 61; NSF/ANSI/CAN 372; ASTM B 806; ASTM B 584; ASTM A229; ASME B16.24 Class 150

Features & Benefits:

• High Flow Capacity: Balanced piston design provides smooth, responsive pressure regulation ideal for industrial water lines and commercial water systems.
• Reliable Performance: Reduces pressure in both flow and no-flow conditions while providing protection from inlet pressure changes.
• Durable Construction: Low-lead cast bronze body with stainless steel internals and FDA-approved elastomers ensure long-lasting, safe operation.
• Flexible Installation: Can be installed in any position with multiple configuration options including sealed cage for pit or vault applications.

FAQ

Q: What is the standard reduced pressure range for the Zurn 3-500XLFC?

A: The standard reduced pressure range is 25 to 75 PSI, field adjustable. Optional spring ranges include 75-125 PSI (HR) and 10-125 PSI (HLR) configurations.

Q: Can this valve be installed vertically or horizontally?

A: Yes, the Wilkins 3-500XLFC may be installed in any position—vertical, horizontal, or at an angle—to accommodate various installation requirements.

Q: What maintenance access does this pressure reducing valve provide?

A: The valve features a separate access cover for the plunger and an adjustment bolt for downstream pressure setting, allowing for easy maintenance and field adjustments without full disassembly.

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