4 3000SS-DOSY-GPM

Item Number: 0692734
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$10,148.84
Special Order
When Will it Ship: Contact for Lead Time
Estimated transit time: 2 to 5 Business Days

Brand - Ames
  • 4 inch Double Check Detector Backflow Preventer
  • Weight: 344.0 lb
  • Body Material: 300 Series Stainless Steel
  • Maximum Operating Pressure: 175 PSI
  • Temperature Range: 33°F – 110°F
  • Features Gallons per Minute Meter
  • UL Classified (OSY only), FM Approved (sizes 2 1/2" - 10", OSY only)
  • Compact design for smaller vaults and enclosures
  • Designed for non-health hazard fire protection systems

Description

The 4-inch AMES 3000SS Double Check Detector Backflow Preventer Assembly prevents reverse flow of non-potable fire protection substances into the potable water supply. This unit is specifically designed for non-health hazard cross-connections in fire protection systems. It features a durable 300 Series stainless steel body for corrosion resistance and reduced weight, making installation and maintenance easier. The assembly includes a gallons per minute meter to detect leaks and unauthorized water use. With a compact design, low head loss cam-check valves, and a single access cover, it offers efficient and reliable backflow prevention for various installations.

Help Me Connect

This 4 inch AMES Series 3000SS Double Check Detector Assembly is designed for installation on fire protection systems that connect to a drinking water supply. It features flanged inlet and outlet connections for secure integration into piping systems. The assembly is approved for installation in both horizontal and vertical "flow up" positions to suit various system layouts.

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Additional Details

This 4 inch double check detector backflow preventer assembly is designed to prevent the reverse flow of fire protection substances and water of non-potable quality from being pumped or siphoned into the potable water supply due to backsiphonage and or backpressure. It is ideal for protection at cross-connections identified as non-health hazards such as on fire protection systems and from other contaminants found at the service line entrance.

Features

  • Cam-Check Assembly valve provides low head loss
  • Short lay length is ideally suited for retrofit installations
  • Stainless steel body is half the weight of competitive designs reducing installation and shipping cost
  • Stainless steel construction provides long term corrosion protection and maximum strength
  • Single top access cover with two-bolt grooved style coupling for ease of maintenance
  • No special tools required for servicing
  • Compact construction allows for smaller vaults and enclosures
  • Furnished with 5/8" x 3/4" bronze meter (gpm or cfm)
  • Detects underground leaks and unauthorized water use
  • May be installed horizontal or vertical "flow up" position (ASSE Only)
  • Includes an integrated supervisory switch as an option on each gate valve of the OS&Y model

WARNING: It is illegal to use this product in any plumbing system providing water for human consumption, such as drinking or dishwashing, in the United States. Before installing standard material product, consult your local water authority, building and plumbing codes.

Specifications

  • Size: 4 inch
  • Model: 3000SS
  • Type: Double Check Detector Assembly
  • Maximum Working Pressure: 175 psi (12 bar)
  • Temperature Range: 33°F – 110°F (0.5°C – 43°C)
  • Flow Measurement: Gallons per minute meter (GPM)
  • Installation Position: Horizontal or vertical "flow up" (ASSE Only)
  • Lead Content: Less than 0.25% by weight (wetted surface)

Materials

  • Main Valve Body Material: 300 Series Stainless Steel
  • Internal Metal Parts Material: 300 Series Stainless Steel
  • Check Assembly Material: Noryl® (Flange dimension in accordance with AWWA Class D)

Certificates & Approvals

  • ASSE 1048
  • AWWA C510-92
  • CSA B64.5
  • UL 1469
  • UL Classified (OSY only)
  • FM Approved (sizes 2½" – 10", OSY only)
  • USC Foundation for Cross-Connection Control and Hydraulic Research

FAQs

What is the primary application of the AMES 3000SS Double Check Detector Assembly?

This assembly is designed to prevent the reverse flow of fire protection system substances and non-potable water into a potable water supply. It is specifically used for non-health hazard containment requirements in fire protection systems.

What materials are used in the construction of this backflow preventer?

The main valve body and internal metal parts are constructed from 300 Series stainless steel, providing long-term corrosion protection and maximum strength. The check assembly utilizes Noryl® for flange dimensions.

Can this device be installed in any orientation?

Yes, the AMES 3000SS Double Check Detector Assembly may be installed in both horizontal or vertical "flow up" positions, as approved by ASSE.

What is the maximum operating pressure and temperature range for this unit?

The maximum working pressure for this assembly is 175 psi (12 bar). It is designed to operate within a temperature range of 33°F to 110°F (0.5°C to 43°C).

Does this assembly include a bypass for leak detection?

Yes, this model includes a bypass assembly with a 5/8" x 3/4" bronze meter (gpm or cfm) to detect underground leaks and unauthorized water use, helping to maintain system integrity.

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