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Storage Sprinklers

VK377 - QR ELO Pendent Sprinkler (Storage-Density/Area) (K11.2)View larger

VK377 - QR ELO Pendent Sprinkler (Storage-Density/Area) (K11.2)

Viking Quick Response Extra-Large Orifice Pendent Sprinkler VK377 is a thermosensitive glass bulb spray sprinkler available in several different finishes and temperature ratings to meet design requirements.  The special Polyester, and Electroless Nickel PTFE (ENT) coatings can be used in decorative applications where colors are desired. In addition, these coatings have been investigated for installation in corrosive environments and are listed/approved as indicated in the Approval Charts.  See technical datasheet for details.

Viking Quick Response Extra-Large Orifice Pendent Sprinkler VK377 is a thermosensitive glass bulb spray sprinkler available in several different finishes and temperature ratings to meet design requirements.  The special Polyester, and Electroless Nickel PTFE (ENT) coatings can be used in decorative applications where colors are desired. In addition, these coatings have been investigated for installation in corrosive environments and are listed/approved as indicated in the Approval Charts.  See technical datasheet for details.

Technical Details

  • Maximum Spacing : Per Standards / Listings
  • Maximum Working Pressure : 175 psi (12 bar)
  • Minimum Spacing : Per Standards / Listings
  • Model Number : VK377
  • Occupancy Type : Light Hazard, Ordinary Hazard, Storage, Storage (In-Rack)
  • Response Type : Quick
  • Thread Size : 3/4" NPT (20 mm BSP)

Product Information

Viking Quick Response Extra-Large Orifice Pendent Sprinkler VK377 is a thermosensitive glass bulb spray sprinkler available in several different finishes and temperature ratings to meet design requirements.  The special Polyester, and Electroless Nickel PTFE (ENT) coatings can be used in decorative applications where colors are desired. In addition, these coatings have been investigated for installation in corrosive environments and are listed/approved as indicated in the Approval Charts.  See technical datasheet for details.

ExampleDensityStd CMDA Spk Spacing(Q) Flow Rate / Sprinkler(P) Starting PressureExample Water Demand (2,000 ft2 design area)
0.3 gpm/ft2100 ft230 gpm7.2 psi600 gpm
0.4 gpm/ft2100 ft240 gpm12.8 psi800 gpm
0.5 gpm/ft2100 ft250 gpm19.9 psi1,000 gpm
0.6 gpm/ft2100 ft260 gpm28.7 psi1,200 gpm
0.7 gpm/ft2100 ft270 gpm39.1 psi1,400 gpm
0.8 gpm/ft2100 ft280 gpm51.0 psi1,600 gpm

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