The Viking's Freedom® Model VK486Reseist Sidewall Sprinkler is cULus listed with a flow rate of 13 gpm (49.5 L/min) for a room size of 16 x 16 ft (4.9 x 4. 9 meters). This is the lowest listed flow rate applicable to NFPA 13D or 13R residential sprinkler systems that require a minimum design density of 0.05 gpm/ft 2 (2.04 mm/min).
Viking Nozzle VK486 is designed and built Viking's patented flow generator platform, larger coverage includes 20 x 20 ft (6.1 x 6.1 m) and 16 x 22 ft (4.9 x 6.7 m).
Specifications Viking Nozzle VK486
+ Minimum operating pressure: Refer to the 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: 4.0 U.S (57.7 metric
†) The K-factor measurement is displayed in Bar. When the pressure is measured in kPa, divide the K-factor by the factor displayed by 10.0. The bulb's liquid temperature is rated as -65°F (-55°C) Overall Length: 2-7/16 / (62 mm) Covered by US Patent Numbers: 7,854,269 and 7,712,218
+ Residential Quick Response Type
+ Landscape Style
Installation instruction diagram of Viking VK486
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