Wilkins 34-NR3XLDUC | 3/4" Water Pressure Reducing Valve with Integral By-Pass
Wilkins 34-NR3XLDUC | 3/4" Water Pressure Reducing Valve with Integral By-Pass is backordered and will ship as soon as it is back in stock.
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Wilkins 34-NR3XLDUC | 3/4" Water Pressure Reducing Valve with ...
The Wilkins 34-NR3XLDUC is a 3/4-inch water pressure reducing valve with integral by-pass check valve and strainer, designed for residential and commercial applications.
Key Specifications:
- Size: 3/4 Inches
- Maximum Working Water Pressure: 400 psi
- Maximum Working Water Temperature: 140°F
- Notable Certifications: ASSE 1003, IAPMO, CSA
- End Connections: Double Union FC
Other Related Variants:
- 12-NR3XLDUC: 1/2 Inch model size
- 1-NR3XLDUC: 1 Inch model size
- 114-NR3XLDUC: 1 1/4 Inch model size
- 112-NR3XLDUC: 1 1/2 Inch model size
- 2-NR3XLDUC: 2 Inch model size
Materials:
- Main valve body: Low Lead Cast Bronze ASTM B 584
- Bell housing: UV resistant polymer composite
- Internals: 300 Series Stainless Steel
- Stem: Low Lead Brass
- Elastomers: EPDM (FDA approved)
- Elastomers: Buna Nitrile (FDA approved)
- Cartridge: Delrin
- Springs: 302 Stainless Steel
- Strainer screen: 300 Series Stainless Steel
Typical Installation:
The Zurn 34-NR3XLDUC may be installed in any position. The assembly shall be installed with sufficient side clearance for testing and maintenance. Multiple installations are recommended for wide demand variations or where the desired pressure reduction is more than 4 to 1 (ie: 200 psi inlet reduced to 50 psi outlet). A pressure gauge must be used downstream to verify correct pressure setting. Do not bottom adjustment bolt on bell housing.
Standards Compliance:
ASSE Listed 1003; IAPMO Listed; CSA Certified; NSF/ANSI/CAN 61 (0.25% Max Weighted Average Lead Content)
Features & Benefits:
- Integral By-Pass Protection: Direct acting integral by-pass design prevents buildup of excessive system pressure caused by thermal expansion.
- Balance Piston Design: Enables smooth and responsive reaction to changes in system flow demand while providing protection from inlet pressure changes.
- Integral Strainer: Built-in strainer makes the device most suitable for residential and commercial water systems that require frequent cleaning of sediment and debris.
- Lead-Free Construction: Ideal for use where Lead-Free valves are required, certified to NSF/ANSI/CAN 61 with 0.25% maximum weighted average lead content.
FAQ
Q: Can the Zurn 34-NR3XLDUC be installed in any orientation?
A: Yes, the Model NR3XL may be installed in any position, but must have sufficient side clearance for testing and maintenance.
Q: What pressure reduction ratio is recommended for this valve?
A: Pressure reductions not exceeding a 4:1 ratio are recommended (e.g., 200 psi inlet reduced to 50 psi outlet). Multiple installations are recommended for wider demand variations.
Q: What is the factory preset pressure setting?
A: The valve comes factory preset at 50 psi with an adjustable reduced pressure range of 15 to 75 psi.
NOTICE: Do not use with water that is unsafe or of unknown quality without adequate disinfection either before or after the system.
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Always consult with a licensed professional and check local codes before installation. For further details, check the Owners Manual.
Contact us at support@bottlefillingstations.com with any questions.
