DERINGER 20 3
This 3 inch Ames Deringer(TM) 20 double check valve backflow preventer assembly is designed to prevent non-health hazard pollutants from entering the potable water supply system caused by backflow due to backpressure and/or backsiphonage conditions. Deringer 20 features integral Eccentric-Seal(TM) butterfly shutoff valves for a short lay length, integrated tamper switches, and Dual-Action(TM) checks for high performance at low-and high-flow rates. It may be installed under continuous pressure service to protect against both backpressure and backsiphonage. Maximum working pressure is 175psi (12 bar).
Features
- Integral shutoffs for shorter lay length and lightweight construction
- Dual-action check module for low-and high-flow performance
- Prewired supervisory switches
- Tamper-resistant test cocks
Specifications | |
---|---|
Backflow Preventer Type | Double Check Valve Assembly |
Body Finish | Stainless Steel |
Body Material | 304 Stainless Steel |
Body Pattern | Inline |
Brand | Ames Fire & Waterworks |
Buy American Act Compliant | NO |
Bypass | No |
Bypass Size | Does Not Apply To Product |
Cap And Tether | No |
Disc Material | Silicone |
EAN | 737733033004 |
Elbow Fitting | No |
Hazard Protection Level | Non Health Hazard |
Hot And Harsh Water | No |
Hydrant Connection | No |
Inlet Connection Size | 3 IN |
Inlet Connection Size-Metric | 76.2 MM |
Inlet Connection Type | Grooved Joint |
Inlet Shutoff Valve Type | Gear Operated Butterfly Valve |
Inlet Thread Type | Does Not Apply To Product |
Lead Free | YES |
Maximum Temperature-Fahrenheit | 140 |
Maximum Working Pressure-BAR | 12.10 |
Maximum Working Pressure-PSI | 175 |
Meter Type | Does Not Apply To Product |
Minimum Temperature - Celsius | 1.00 |
Minimum Temperature-Fahrenheit | 33 |
Outlet Connection Size | 3 IN |
Outlet Connection Type | Grooved Joint |
Outlet Shutoff Valve Type | Gear Operated Butterfly Valve |
Outlet Thread Type | Does Not Apply To Product |
Part Number | D-3020 |
Polymer Coating | No |
Pressure Operation | Continuous |
Protection Type | Backpressure and Backsiphonage |
Seat Material | Noryl Polymer |
Series | Deringer 20/20G |
Strainer | No |
Technologies | Does Not Apply To Product |
Tradename | Deringer |
Literature
-
- Brochure - Ames Flow Control For Fire Protection
- Maintenance Manual - Deringer Gear Box Replacement
- Maintenance Manual - Deringer Gear Box Wiring
- Maintenance Manual - Deringer Indicator Flag
- Maintenance Manual - Deringer Tamper Switch
- Maintenance Manual - For Deringer Models 20/30 Only - Sizes 2 1/2-4 IN
- Specification Sheet - Deringer 20
- User Guide - For All Deringer Series Valves