NOTICE: Product images may vary from the actual item due to differences in size or configuration options.

The Wilkins 212-ZW209FPGRV is a pilot-operated pressure reducing valve designed specifically for fire suppression systems to reduce high inlet pressures to safe, stable outlet pressures with grooved end connections and reverse-side pilot configuration.

Key Specifications:

• Size: 2 1/2 Inches
• Maximum Static Pressure: 175 psi
• Temperature Rating: 33°F to 140°F
• Notable Certifications: UL and C-UL Listed
• Connection Type: Grooved Ends, 300 psi

Other Related Variants:

• No other related variants specified

Materials:

• Ductile Iron Body (ASTM A536)
• Ductile Iron Cover (ASTM A536)
• Stainless Steel Disc Guide
• Stainless Steel Seat
• Buna-N Rubber Disc
• Nylon Reinforced Buna-N Diaphragm
• Stainless Steel Stem
• Stainless Steel Spring

Typical Installation:

The upstream and downstream pressure gauges are required by Underwriters Laboratories (UL). Also a relief valve of not less than 1/2 inch in size must be installed on the downstream side of the pressure control valve. Adequate drainage for the relief valve discharge must be provided.

Standards Compliance:

ANSI/AWWA C530; AWWA C606; ANSI B1.20.1; NFPA 13; NFPA 14; NFPA 25

Features & Benefits:

• Pilot-Operated Precision Control: The Zurn 212-ZW209FPGRV maintains constant downstream pressure regardless of changing flow rates or varying inlet pressures, ensuring reliable fire protection system performance.
• Corrosion Protection: Red epoxy coating internally and externally provides FDA-approved corrosion resistance for long-term durability in fire protection applications.
• Complete Installation Package: Includes wye strainer, inlet and outlet pressure gauges with 3-way isolation valves for quick, easy installation and adjustment without additional purchases.
• UL Listed Reliability: The Wilkins 212-ZW209FPGRV meets stringent UL and C-UL safety standards for fire protection systems, providing peace of mind for critical applications.

FAQ

Q: What is the adjustable pressure range for the Wilkins 212-ZW209FPGRV?

A: The pilot control is field adjustable from 50 psi to 165 psi residual pressure, with a maximum static pressure of 175 psi.

Q: What is the minimum flow rate required to properly set this valve?

A: For the 2 1/2 inch model, the minimum flow rate to set the valve is 35 GPM, with a maximum flow rate capacity of 375 GPM.

Q: What installation orientation is recommended for this pressure reducing valve?

A: The recommended installation orientation is horizontal with the valve cover up to ensure proper air bleeding and facilitate maintenance procedures.

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