Designed for commercial, wet sprinkler systems, per NFPA 13, 13D and 13R requirements. Single cast body features waterflow switch, alarm connection, pressure gauge, alarm test with a range of available test orifices, drain connection and sight glass.
Designed for NFPA 13, 13D and 13R commercial and residential requirements, the Victaulic Series 247 Zone Control Riser Module features a cast body, and is compact and easy to install in zoned wet sprinkler systems. The integrated module body consists of a shut off valve, test and drain valve combination and different orifice sizes (K factors), a UL Listed and FM Approved Flow Switch, and a Pressure Gauge. The Series 247 FireLock Zone Control Riser Module is available in sizes from 1 through 2"/33.4 - 60.3mm. The 1" module has 1” FNPT ends on the main pipe. The 1¼" through 2" modules have grooved ends for installation in the horizontal or vertical up-flow positions with UL Listed, FM Approved Victaulic grooved couplings. Each module has a 1" NPT drain port.
The Series 247 FireLock Zone Control Riser Module is FM Approved for working pressures up to 365psi/2517 kPa and is UL and ULC Listed for working pressures up to 300psi/2065kPa. An optional pressure relief valve kit is available for all sizes. Pressure relief valve kit is FM Approved and UL and ULC Listed for working pressures up to 175psi/1200kPa.