2.5 ZW205 RELIEF/SUSTA FIRE VLV ANG BODY ANSI 150 FLG SS SEAT CPR TUBNG BRZ FTNGS

Item Number: 212-ZW205FPA
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$7,808.92
Special Order
When Will it Ship: Contact for Lead Time
Estimated transit time: 2 to 5 Business Days

Brand - Wilkins
  • Nominal Pipe Size: 2.5 inch
  • Body Style: Angle
  • End Connection: ANSI Class 150 Flanged
  • Body Material: Ductile Iron ASTM A536
  • Seat Material: Stainless Steel
  • Standard Relief Range: 50-200 psi
  • Coating: Blue Epoxy Coated, FDA Approved
  • NSF/ANSI/CAN 61 Certified Lead-Free

Description

The Zurn Wilkins ZW205 2.5 inch Angle Body Pressure Relief/Sustaining Valve is engineered to accurately maintain pre-determined upstream pressure in critical applications. This pilot-operated valve features a robust ductile iron body, durable stainless steel seat, and ANSI Class 150 flanged connections for reliable system integration. It is blue epoxy coated for enhanced durability and FDA approved. With a standard relief range of 50 to 200 psi, this lead-free valve meets NSF/ANSI/CAN 61 and ANSI/AWWA C530 standards, ensuring high performance and regulatory compliance for fire safety systems. Item number 212-ZW205FPA.

Help Me Connect

This Zurn Wilkins Model ZW205 valve is equipped with ANSI Class 150 Flanged end connections, designed for secure integration into compatible piping systems. The recommended installation orientation for this valve is horizontal with the valve cover up. For valves 6 inches and larger, horizontal installation is especially important for proper air bleeding and maintenance.

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Additional Details

The Zurn Wilkins Model ZW205 is a 2.5 inch pilot-operated pressure relief and pressure sustaining valve designed to maintain a pre-determined upstream pressure in critical applications. It modulates to relieve excess pressure or sustain upstream pressure by remaining closed until the set point is exceeded.

Application

  • Designed for applications where maintaining a pre-determined upstream pressure is critical.
  • Functions as either a high-capacity pressure relief or upstream pressure control valve.

Construction Materials

  • Main Valve Body: Ductile Iron ASTM A536
  • Main Valve Bonnet: Ductile Iron ASTM A536
  • Disc Guide: Stainless Steel
  • Seat: Stainless Steel
  • Disc: Buna-N Rubber
  • Diaphragm: Nylon Reinforced Buna-N
  • Stem: Stainless Steel
  • Spring: Stainless Steel

Standard Features

  • Blue Epoxy Coated, FDA Approved
  • Pilot Assembly includes:
    • "Wye" Type Strainer
    • Closing Speed Control (for sizes 1 1/4" - 4")
    • Isolation Valves
  • Inlet Pressure Gauge
  • ANSI Class 150 Flanges
  • Copper Tubing and Brass Fittings

Specifications

  • Nominal Pipe Size: 2.5 inch
  • Valve Type: Pilot Operated Pressure Relief / Pressure Sustaining Valve
  • Body Style: Angle Style
  • End Connection: ANSI Class 150 Flanged
  • Main Valve Body Material: Ductile Iron ASTM A536
  • Main Valve Bonnet Material: Ductile Iron ASTM A536
  • Disc Guide Material: Stainless Steel
  • Seat Material: Stainless Steel
  • Disc Material: Buna-N Rubber
  • Diaphragm Material: Nylon Reinforced Buna-N
  • Stem Material: Stainless Steel
  • Spring Material: Stainless Steel
  • Coating: Blue Epoxy Coated, FDA Approved
  • Pilot Assembly Tubing: Copper Tubing and Brass Fittings
  • Standard Pilot Spring Range: 50-200 psi
  • Minimum Inlet Pressure: 10 PSI
  • Temperature Rating: Water 33°F to 140°F

Certificates & Approvals

  • ANSI/AWWA C530
  • NSF/ANSI/CAN 61 (0.25% MAX. WEIGHTED AVERAGE LEAD CONTENT)
  • Lead Free

FAQs

What is the primary function of the Zurn Wilkins Model ZW205 valve?

The Zurn Wilkins Model ZW205 valve is a pilot-operated pressure relief and pressure sustaining valve designed to maintain a pre-determined upstream pressure in critical applications. It relieves excess pressure or sustains upstream pressure as needed.

What are the main body and seat materials of this 2.5-inch valve?

The main valve body is constructed from Ductile Iron ASTM A536, and the seat is made of Stainless Steel, ensuring durability and corrosion resistance.

What type of end connections does this specific ZW205 valve feature?

This particular ZW205 valve is equipped with ANSI Class 150 Flanged end connections, providing a secure and versatile connection point for piping systems.

What is the standard pilot spring range for pressure relief on the ZW205?

The standard pilot spring range for pressure relief on the ZW205 is 50 to 200 psi. Other pressure ranges may be available as options from the manufacturer.

Is the Zurn Wilkins ZW205 approved for potable water applications?

Yes, the Zurn Wilkins ZW205 meets the requirements of NSF/ANSI/CAN 61, indicating it is compliant for applications involving potable water, and it is certified Lead Free.

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