Viking Model C-1 Window Sprinklers arenon-automatic, open, “outside” sprinklers intended for protection of windows,walls, and roofs against exposure fires. The directional discharge produces aflat 180° fan-shaped spray pattern. Used to produce a water curtain, they are installedon manual or automatic deluge systems
Available since 1971.
Minimum Operating Pressure: 7 psi (0.5 bar)
Rated to 175 psi (12 bar) water working pressure
Model C-1 Window Sprinklers are installed on fixedfire protection systems, such as deluge systems, where total flooding isrequired. They produce a flat 180° fan-shaped spray pattern.
They are available in various orifice sizes. Thesmallest nozzle passage is 1/4” (6 mm) for VK790; 5/16 (8 mm) for VK791; 3/8”(10 mm) for VK792; 7/16” (11 mm) for VK793, 1/2” (13 mm) for VK794, 5/8” (16mm) for VK795, and 3/4” (19 mm) for VK796.
The orifice size and SIN are stamped on the wrenchboss.
Thread size: 1/2” (15 mm) for VK790-VK794, 3/4” (20mm) NPT for VK795 and VK796
Spray Nozzle Material Standards:
Nozzle Body: Brass UNS-C36000
Available Finishes: Brassor Chrome