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774DCDA-OSY-LM 3 Watts

Part of the 774DCDA Series

Ordering Code: 0438138

UPC: 098268262322

Lead Free: NO

3 In Ss Double Check Detector Assembly, Osy Shutoffs, No Meter, Short Lay Length

This 3 IN double check detector assembly prevents the backflow of fire protection system substances from being pumped or siphoned into the potable water supply. It consists of a compact construction and short lay length, ideal for retrofit installations. It features a lightweight stainless steel body, thermoplastic and stainless steel check valves, and low head loss. It has outside stem and yoke shutoffs. It can be installed in a horizontal or vertical flow-up position. It is designed for installation on applications identified by local authorities as non-health hazard, such as on fire protection systems. The maximum working pressure is 175 PSI (12.06 BAR).

Product Features

  • 150 pound ANSI/AWWA CL D flanged
  • Designed for minimum head loss
  • Outside screw and yoke shutoffs
  • Stainless steel for corrosion resistance
Specifications
Backflow Preventer Type Double Check Detector Assembly
Body Finish Stainless Steel
Body Material Stainless Steel
Body Pattern Does Not Apply To Product
BrandName Watts
Bypass Yes
Bypass Size 3/4 IN
Cap And Tether No
Disc Material Does Not Apply To Product
Elbow Fitting No
Hazard Protection Level Non Health Hazard
Hot And Harsh Water No
Hydrant Connection No
Inlet Connection Size 3 IN
Inlet Connection Type Flanged Joint
Inlet Shutoff Valve Type Outside Stem And Yoke Gate Valve
Inlet Thread Type Does Not Apply To Product
LeadFree NO
Maximum Temperature-Fahrenheit 110
Maximum Working Pressure-BAR 12.10
Maximum Working Pressure-PSI 175
Meter Type No Meter
Minimum Temperature-Fahrenheit 33
ModelNumber 774DCDA-OSY-LM 3
Outlet Connection Size 3 IN
Outlet Connection Type Flanged Joint
Outlet Shutoff Valve Type Outside Stem And Yoke Gate Valve
Outlet Thread Type Does Not Apply To Product
Part Number 0438138
Polymer Coating No
Pressure Operation Continuous
Protection Type Backpressure and Backsiphonage
Seat Material Engineered Plastic
Series 774DCDA
Strainer No

Product Accessories