2.5 ZW205 FIRE PUMP RELIEF VALVE, CLASS 300, FLG X FLG

Item Number: 212-ZW205FPY
1 1
$8,204.19
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When Will it Ship: Contact for Lead Time
Estimated transit time: 2 to 5 Business Days

Brand - Wilkins
  • Valve Type: Pilot Operated Pressure Relief / Pressure Sustaining
  • Valve Size: 2.5 inch
  • End Connections: ANSI Class 300 Flanged
  • Main Valve Body Material: Ductile Iron ASTM A536
  • Standard Pilot Spring Range: 50-200 psi
  • Minimum Inlet Pressure: 10 PSI
  • Temperature Rating: 33°F to 140°F
  • Certifications: ANSI/AWWA C530, NSF/ANSI/CAN 61
  • Lead Free construction

Description

The Zurn Wilkins Model ZW205 is a 2.5 inch pilot-operated pressure relief and pressure sustaining valve, designed for maintaining a predetermined upstream pressure in critical applications. It features durable ductile iron construction with a protective blue epoxy coating, and comes standard with ANSI Class 300 flanged connections. The valve includes a pressure gauge, wye strainer, and isolation valves for simplified maintenance. Certified to ANSI/AWWA C530 and NSF/ANSI/CAN 61 for lead-free compliance, this valve ensures reliable performance for fire pump and industrial systems requiring precise pressure control. Item number 212-ZW205FPY.

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Flanged Connections

  • This valve features ANSI Class 300 Flanged end connections on both sides.
  • It is designed to connect to piping systems with matching 2.5 inch ANSI Class 300 flanges.

Body Styles

The ZW205 valve is available in Globe, Angle, and Reduced Port Globe body styles. This specific configuration is a Globe Style Body.

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Additional Details

The Zurn Wilkins Model ZW205 is a pilot-operated pressure relief and pressure sustaining valve designed for applications requiring precise upstream pressure control. It can function to either relieve excess pressure or sustain a pre-determined upstream pressure by modulating the main valve.

Key Features

  • Can serve as either a pressure relief valve or a pressure sustaining valve
  • Pilot operated diaphragm actuated design
  • Includes pressure gauge, wye strainer, and isolation valves as standard for ease of maintenance
  • Blue epoxy coated internal and external ferrous surfaces for corrosion resistance
  • Field adjustable pilot valve within the pressure control range
  • Designed for low total cost of ownership with easily replaceable field parts

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
  • Tubing and Fittings: Copper Tubing and Brass Fittings

Connections

  • End Connections: ANSI Class 300 Flanged
  • Valve Size: 2.5 inch

Pilot System

  • Standard Pilot Spring Range: 50-200 psi (other ranges available)
  • Minimum Inlet Pressure: 10 PSI
  • Temperature Rating: Water 33°F to 140°F

Specifications

  • Valve Type: Pilot Operated Pressure Relief / Pressure Sustaining Valve
  • Valve Size: 2.5 inch
  • End Connections: ANSI Class 300 Flanged
  • Body Style: Globe
  • Minimum Inlet Pressure: 10 PSI
  • Pilot Spring Range: 50-200 psi
  • Temperature Rating: Water 33°F to 140°F

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
  • Coating: Blue Epoxy Coated, FDA Approved

Standard Pilot Assembly Components

  • Wye Type Strainer
  • Closing Speed Control
  • Isolation Valves
  • Inlet Pressure Gauge
  • Copper Tubing and Brass Fittings

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 primary function of the Zurn Wilkins Model ZW205 valve is to either relieve excess upstream pressure or sustain a pre-determined upstream pressure, depending on the application requirements. It modulates to maintain precise control.

What type of connections does this specific ZW205 valve have?

This specific ZW205 valve (212-ZW205FPY) features 2.5 inch ANSI Class 300 Flanged end connections on both the inlet and outlet.

What materials are used for the main valve body and bonnet?

The main valve body and bonnet are constructed from durable Ductile Iron ASTM A536, providing robust performance and longevity.

What is the standard pilot spring range for the ZW205 valve?

The standard pilot spring range for the ZW205 valve is 50-200 psi, allowing for adjustment to meet specific pressure control needs. Other ranges are also available.

Is the Zurn Wilkins ZW205 certified for potable water applications?

Yes, the Zurn Wilkins Model ZW205 meets the requirements of NSF/ANSI/CAN 61 for lead content (0.25% MAX. WEIGHTED AVERAGE LEAD CONTENT) and is lead-free, making it suitable for applications where lead-free compliance is required.

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