Viking Prinkler VK496,Tyco Prinkler Distributor UK
Freedom
® Residential Concealed Glass Bulb Pendent Sprinkler (K3.0) Reaction Concealed Glass Bulb K-Factor 3.0, Supplying assorted Nozzles Ty325, TY315 ...!!
The Viking Freedom® Residential Concealed Nozzle VK496 is a small, heat-resistant residential sprinkler designed for installation on concealed duct systems where the appearance of a plain ceiling is required. The hole design, with a K Factor of 3.0 (43.2 meters), allows the sprinkler to efficiently utilize the available water supplies for the hydraulically designed fire suppression system. Rapidly responsive bulb operating elements and exceptional deflection properties meet the challenges of residential sprinkler standards. The sprinkler is pre-assembled with a thread adapter for installation with a low-profile small-diameter cap assembly mounted to the ceiling. The two-piece design allows the sprinkler to be installed and tested before the visor is installed.
The Viking Nozzle VK496 is of a platform push-up design, on the base of a concealed panel assembly allowing the cover plate to be installed after the system has been tested and the ceiling finish has been applied, and also provides to 1/2 13 mm) adjusts vertically. The cover assembly can be removed and reinstalled, allowing temporary removal of ceiling panels without taking the sprinkler system out of service or removing the sprinklers. Electroless Nickel PTFE (ENT) coating has been studied for installation in corrosive environments and is listed as corrosion resistant by C-UL-US-EU as outlined in the Approval Chart. The ENT finish is available for waterjet assembly only, the cover plate is not plated.
Viking VK496 . Prinkler Specifications
Minimum operating pressure: Refer to Approval Chart. Maximum working pressure: 175 psi (12 bar). Factory hydrostatically tested to 500 psi (34.5 bar). Reading Size: 1/2, (15 mm) NPT Factor K-Factor: 3.0 US (43.2 ) Glass bulb liquid temperature rated to -65°F (-55°C) K-factor measurement is measured in Bars. When pressure is measured in kPa, divide the display coefficient K factor by 10.0.
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