Watts Series 3000SS Double Check Detector Assembly for Fire Protection Systems
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The Watts Series 3000SS Double Check Detector Assembly installs within commercial and industrial fire protection systems to prevent backflow contamination while maintaining potable water safety. This unit combines advanced flow detection with reliable backflow prevention, delivering immediate alerts for system leaks, unauthorized water usage, or unmetered flow. It operates directly within main supply lines to protect municipal water grids from cross-contamination.
Engineered for strict code compliance, this assembly satisfies the requirements outlined in NFPA 13 for sprinkler system installation and NFPA 25 for the inspection, testing, and maintenance of water-based fire protection systems. It meets rigorous industry standards to ensure full operational readiness during fire emergencies.
- Corrosion-Resistant Build: Constructed with heavy-duty ductile iron (ASTM A536) and stainless steel to endure demanding mechanical room and underground vault environments.
- CK-less Detector Technology: Eliminates internal clapper mechanisms to minimize mechanical wear, reduce long-term maintenance requirements, and increase operational reliability.
- Low Head Loss Design: Engineered for minimal flow resistance, preserving vital water pressure throughout the suppression network.
- Resilient Sealing: Equipped with EPDM elastomer seals that retain consistent performance across varying system pressures and temperatures.
- Flexible Orientation: Compatible with both horizontal and vertical upward flow installations to match specific facility layouts.
- Piping Compatibility: Installs easily using flanged (ANSI B16.1) or grooved (AWWA C606) pipe connections.
| Technical Parameter | Specification |
|---|---|
| Manufacturer / Brand | Watts (Ames Backflows) |
| Model / Series Number | Series 3000SS Double Check Detector Assembly |
| Connection Type & Size | Flanged (ANSI B16.1) or Grooved (AWWA C606) |
| Max Working Pressure (WWP) | 175 PSI |
| Temperature Range | 33°F to 140°F (1°C to 60°C) |
| K-Factor | N/A |
| Temperature Rating / Response Type | N/A |
| Material / Body Construction | Stainless Steel and Ductile Iron (ASTM A536) with EPDM Seals |
| Agency Listings & Approvals | UL 312 Listed, FM Approved |
| Applicable NFPA Standards | NFPA 13, NFPA 25 |
Always verify local Authority Having Jurisdiction (AHJ) mandates and cross-reference site engineering plans prior to installation. Review the complete manufacturer specifications for detailed submittal data and dimensional drawings.
Documentation: Download Manufacturer Technical Data & Cut Sheet (PDF)
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