Valves are available with a tamper proof switch as an accessory device to hasten valve operation while monitoring its open condition. The complete switch, with bracket and housing, is available for field mounting. Consult Dixon for price and availability.
Image
![Factory Set Pressure Reducing Brass Angle Valve Female x Female](/sites/default/files/styles/product/public/product/images/18-458_color_pr_watermarked_3.jpg?itok=IlwSj3_u)
NAPRAVF250-55 - Factory Set Pressure Reducing Brass Angle Valve Female x Female
NAPRAVF250-55
Dixon Distributor?
Log in to view pricing, inventory, place orders & much more. If you want to create an account, please click the button to begin the registration process.
Attributes
Maximum Operating Pressure | |
---|---|
Weight |
18.5 lb
|
Break Quantity |
0
|
Optional Package/Box Quantity |
0
|
Material |
Cast Brass
|
Inlet |
2-1/2" female NPT
|
Outlet |
2-1/2" female NPT
|
Details
Available Options
Construction
- Cast brass
- Female x female valves are furnished with OPEN / CLOSED Indicator Bonnet for rapid confirmation of the valves status in the system.
Description
Calculated setting: 55
Features
- Tamper resistant
- True combination shut-off and pressure reducing valve
Safety Notes
Dixon Pressure Reducing Valves are automatic valves. Debris is the largest single cause of valve malfunction. It is imperative all debris be flushed from the system prior to being placed into service.
Specifications
- UL listed for Automatic Sprinkler Systems as floor or zone control valve
- Standpipe Systems, Class I, II and III
- Automatic Check Valve for Dual Riser Systems
- Approved by the New York City Board of Standards and Appeals, approval # MEA 54-07-E
- Approved by the City of Los Angeles and the City of San Francisco (ULC 2-1/2")
Use
2-1/2" size reduces inlet pressures of 400 PSI (2758 kPa) or less to desired working pressures from 20 through 175 PSI (138-1207 kPa) under discharge or static conditions.
WARNING: This product contains lead, a chemical known to the State of California to cause cancer and birth defects or other reproductive harm.
Resources
Product Information
Image
![Pressure Reducing Valve Animation](/sites/default/files/styles/300x300/public/images/Pressure%20Reducing%20Valve%20Animation.jpg?itok=JglZpHcU)
Learning Video
Catalog Page
Image
![Dixon Fire 2022 catalog](/sites/default/files/styles/300x300/public/images/Dixon-Fire-2022_thumbnail.png?itok=8coB4cxV)
Product Literature