3 ZW209 FIRE PROTECTION PRESSURE REDUCG VALVE, 400#, FNPT X FNPT

Item Number: 3-ZW209FPTH
1 1
$7,538.90
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When Will it Ship: Contact for Lead Time
Estimated transit time: 2 to 5 Business Days

Brand - Wilkins
  • Nominal Size: 3 inch
  • Connection Type: FNPT x FNPT
  • Main Valve Body: Ductile Iron ASTM A536
  • Internal and External Epoxy Coating
  • Pilot Spring Range: 15-120 PSI
  • Temperature Rating: 33°F to 140°F Water
  • Lead Free, NSF/ANSI 61 Compliant
  • ANSI/AWWA C530 Compliant

Description

The Zurn Wilkins Model ZW209 is a 3-inch pilot-operated pressure reducing valve designed for fire protection systems, capable of handling robust applications. It ensures constant downstream pressure while allowing high flow rates, preventing system damage. Featuring a ductile iron body with internal and external epoxy coating for superior corrosion resistance, this valve offers reliable performance and easy maintenance. It includes isolation valves and pressure gauges for convenient service. Compliant with ANSI/AWWA C530, NSF/ANSI 61, and Lead Free standards, the ZW209 provides a cost-effective solution for maintaining stable water pressure. Item number 3-ZW209FPTH.

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Connections

  • This ZW209 valve is supplied with 3-inch FNPT (Female National Pipe Taper) threaded connections on both the inlet and outlet.
  • It is designed to connect to 3-inch male NPT threaded pipes or fittings on both ends.
  • The ZW209 series is also available with Class 150 flanged, Class 300 flanged, or grooved end connections, though this specific model is threaded.
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Additional Details

The Zurn Wilkins Model ZW209 Pilot Operated Pressure Reducing Valve is engineered for fire protection applications, maintaining a constant downstream set pressure to prevent potential system damage and allow for high flow rates.

Key Features

  • Reactive pilot assembly ensures precise modulation between closed and open positions, automatically sealing shut when the pilot setting is reached.
  • Features internal and external epoxy coating for superior corrosion resistance and extended lifespan.
  • Equipped with standard isolation valves and pressure gauges, simplifying maintenance and repairs while contributing to a low total cost of ownership.
  • Designed for easy, cost-effective maintenance and repair.

Connections

  • This 3-inch valve features FNPT threaded connections on both the inlet and outlet.

Specifications

  • Nominal Size: 3 inch
  • Connection Type: FNPT x FNPT
  • Main Valve Body Material: Ductile Iron ASTM A536
  • Main Valve Bonnet Material: Ductile Iron ASTM A536
  • Disc Guide Material: Stainless Steel
  • Main Valve Disc Material: Stainless Steel
  • Seat Material: Bronze-N
  • Seal Material: Buna-N Rubber
  • Diaphragm Material: Nylon Reinforced Buna-N
  • Stem Material: Stainless Steel
  • Spring Material: Stainless Steel
  • Minimum Inlet Pressure: 10 PSI
  • Temperature Rating: Water 33 °F to 140 °F
  • Pilot Spring Range: 15-120 PSI

Certificates & Approvals

  • ANSI/AWWA C530
  • NSF/ANSI 61
  • Lead Free

FAQs

What is the primary function of the Zurn Wilkins ZW209 valve?

The Zurn Wilkins ZW209 is a pilot-operated pressure reducing valve designed to maintain a constant downstream set pressure, making it ideal for fire protection applications.

What type of connections does this 3-inch ZW209 model feature?

This specific 3-inch ZW209 model comes with FNPT (Female National Pipe Taper) threaded connections on both the inlet and outlet.

What materials are used for the main components of the ZW209 valve?

The main valve body and bonnet are made from ductile iron ASTM A536, while the disc guide, main valve disc, stem, and spring are stainless steel. The seat is Bronze-N.

What is the acceptable operating temperature range for the ZW209 valve?

The ZW209 valve is suitable for water temperatures ranging from 33°F (0.5°C) to 140°F (60°C).

Is the Zurn Wilkins ZW209 valve lead-free and certified for potable water applications?

Yes, the ZW209 valve is Lead Free and meets the requirements of NSF/ANSI 61, making it compliant for applications where lead-free materials are required.

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