The Wilkins ZW5000 is a field-adjustable pressure reducing valve designed for CLASS I and CLASS III standpipe hose stations, regulating pressure under both flow and no-flow conditions with exceptional reliability.

Key Specifications:

• Size: 2 1/2 Inches
• Maximum Inlet Pressure: 400 psi
• Notable Certifications: UL Listed; C-UL Listed
• End Connections: FNPT inlet; Male hose outlet
• Body Configuration: Angle type body

Other Related Variants:

• ZW5000CCCH: Cap and chain with chrome finish
• ZW5000G: Grooved inlet version
• ZW5000IL: In-line globe body version
• ZW5000F: Female NPT inlet and outlet angle valve
• ZW5000SF: San Francisco hose thread (3 Inches)

Materials:

• Main valve body: Cast bronze ASTM B806
• Stem: Cast bronze ASTM B806
• Flange: Cast bronze ASTM B806
• Elastomers: Buna Nitrile (FDA approved)
• Elastomers: EPDM (FDA approved)
• Springs: Chrome silicon ASTM A401, powder coated

Typical Installation:

The Zurn ZW5000 is typically installed at individual hose stations in CLASS I and CLASS III standpipe systems where pressure regulation is required under both flow and no-flow conditions for fire protection applications.

Standards Compliance:

UL Listed; C-UL Listed; ANSI B1.20.1; AWWA C606; NFPA 1963

Features & Benefits:

• Field Adjustable Design: Allows easy pressure adjustments on-site without factory return, reducing downtime and installation costs.
• Dual Pressure Regulation: Maintains consistent outlet pressure under both flow and no-flow conditions for reliable fire protection performance.
• Durable Bronze Construction: Cast bronze ASTM B806 body, stem, and flange ensure long-lasting performance in demanding fire protection applications.
• Tamper-Proof Features: Includes tamper-proof shield and gauge taps for secure operation and easy pressure monitoring in critical applications.

FAQ

Q: Can the Wilkins ZW5000 be adjusted in the field after installation?

A: Yes, the Zurn ZW5000 is designed for easy field adjustment with low torque requirements, allowing on-site pressure modifications without removal.

Q: What is the maximum inlet pressure rating for this valve?

A: The valve is rated for a maximum inlet pressure of 400 psi.

Q: Is this valve suitable for both CLASS I and CLASS III standpipe systems?

A: Yes, the valve is UL and C-UL listed specifically for use in both CLASS I and CLASS III standpipe hose stations.

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