The Watts Reduced Pressure Detector Assembly, part number 0111802, is designed to protect potable water systems from contamination due to back-siphonage and backpressure, particularly in health hazard applications. This assembly features a compact design that is 70% lighter than traditional models, constructed from 304 stainless steel with groove end connections for easy installation. It includes two independent torsion spring check modules, a differential pressure relief valve, and drip-tight shutoff valves, ensuring reliable operation and serviceability. The assembly is equipped with a metered bypass to detect unauthorized water use, making it suitable for fire protection systems. It operates within a temperature range of 33¬8F to 140¬8F and has a maximum working pressure of 175 psi. Compliance with national plumbing codes is essential, and it is not approved for use in systems providing water for human consumption.
Series 957RPDA, 957NRPDDA, 957ZRPDA Reduced Pressure Detector Assemblies prevent the reverse flow of fire protection system substances from being pumped or siphoned into the potable water supply. The 957RPDA incorporates a meter to detect ground leaks and unauthorized illegal taps, greatly reducing annual water expenses. It consists of a compact, stainless steel body with stainless steel internal parts, two check valves, a pressure-differentia
| Watts | |
|---|---|
| Product Category | Uncategorized Products |
| Product Number | 0111802 |
| Product Name | Reduced Pressure Detector Assemblies, Stainless Steel |
