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

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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.

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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

ExampleDensity	Std CMDA Spk Spacing	(Q) Flow Rate / Sprinkler	(P) Starting Pressure	Example Water Demand (2,000 ft² design area)
0.3 gpm/ft²	100 ft²	30 gpm	7.2 psi	600 gpm
0.4 gpm/ft²	100 ft²	40 gpm	12.8 psi	800 gpm
0.5 gpm/ft²	100 ft²	50 gpm	19.9 psi	1,000 gpm
0.6 gpm/ft²	100 ft²	60 gpm	28.7 psi	1,200 gpm
0.7 gpm/ft²	100 ft²	70 gpm	39.1 psi	1,400 gpm
0.8 gpm/ft²	100 ft²	80 gpm	51.0 psi	1,600 gpm