The Wilkins 112-600XL is a water pressure reducing valve with integral by-pass check valve and strainer, designed for residential and commercial potable water systems requiring reliable pressure control and sediment protection.

Key Specifications:

• Size: 1 1/2 Inches
• Maximum Working Water Pressure: 300 psi
• Maximum Working Water Temperature: 140°F
• Notable Certifications: ASSE 1003, IAPMO, CSA
• Connection Type: Single Union

Other Related Variants:

• 12-600XL: 1/2 Inch version
• 34-600XL: 3/4 Inch version
• 1-600XL: 1 Inch version
• 114-600XL: 1 1/4 Inch version
• 2-600XL: 2 Inch version

Materials:

• Low Lead Cast Bronze Body (ASTM B 584)
• Low Lead Brass Components
• Stainless Steel Fasteners (300 Series)
• Low Lead Bronze/Brass Stem & Plunger
• Buna Nitrile Elastomers (FDA Approved)
• EPDM Elastomers (FDA Approved)
• Stainless Steel Seat & Strainer Screen (300 Series)
• Natural Vulcanized Fibre Cap Gaskets
• Acetal (Delrin™) Cap Gaskets

Typical Installation:

Local codes shall govern installation requirements. Unless otherwise specified, the assembly shall be mounted in accordance with the latest edition of the Uniform Plumbing Code. The Zurn 112-600XL may be installed in any position. If installed in a pit, vault or inside application, specify the "SC" sealed cage option. Multiple installations are recommended for wide demand variations or where the desired pressure reduction is more than 4 to 1. Anytime a reducing valve is adjusted, a pressure gauge must be used downstream to verify correct pressure setting. Do not bottom adjustment bolt on bell housing.

Standards Compliance:

ASSE Listed 1003; IAPMO Listed; CSA Certified; City of Los Angeles Approved; NSF/ANSI/CAN 61

Features & Benefits:

• Integrated Thermal Expansion Protection: The integral by-pass check valve design prevents buildup of excessive system pressure caused by thermal expansion, protecting plumbing systems and appliances.
• Balanced Piston Design: Enables smooth and responsive reaction to changes in system flow demand while providing protection from inlet pressure changes for consistent outlet pressure.
• Built-in Sediment Protection: Integral 20 mesh strainer screen with separate access cover allows for easy cleaning and maintenance, making the Zurn 112-600XL ideal for systems with sediment and debris concerns.
• Versatile Installation Options: Can be installed in any position and offers multiple configuration options including sealed cage for pit/vault installations and various connection types to meet specific application needs.

FAQ

Q: What is the factory preset pressure setting for the Wilkins 112-600XL?

A: The valve comes factory preset at 50 psi, with an adjustable pressure range of 25 psi to 75 psi for the standard model.

Q: Can this valve be installed vertically or in a pit application?

A: Yes, the 112-600XL may be installed in any position. For pit, vault, or inside applications, specify the "SC" sealed cage option for proper protection.

Q: What maintenance access does this valve provide?

A: The valve features separate threaded access covers for both the plunger and strainer screen, allowing for easy maintenance and cleaning without removing the valve from the line. Provide adequate side clearance for maintenance access during installation.

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