Viking - 23031AC - Residential Flat Plate Concealed HSW Sprinkler (K4.0)

Technical Specification

Features:
  • Make: VIKING
  • Model code: 23031AC
  • Series: VK480
  • Orientation: Sidewall
  • NFPA temperature class: Ordinary
Additional info:

Max Pressure - 175 psi (12 bar) Response Type - Fast (Residential) Occupancy Type - Residential Thread Size - 1/2" NPT (15 mm BSP) Min Spacing - 8 ft (2,4 m) Max Spacing -16 x 18 ft (4,9 x 5,5 m) Orientation - Sidewall Element Type - Fusible Element

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Make VIKING
Manufacturer VIKING Life - Saving Equipment A / S
Category Fire Protection>Fire Sprinklers
Model code 23031AC
Series VK480
Orientation Sidewall
NFPA temperature class Ordinary
Standards NFPA

Product description

The VIKING Freedom® Residential Concealed Horizontal Sidewall Sprinkler VK480 is a high-performing fire protection device designed for concealed pipe systems. Its sleek design features a small high-sensitivity solder link and lever, making it ideal for residential settings where aesthetic appeal is important. With a nominal K-Factor of 4.0, the VK480 utilizes available water supplies efficiently for hydraulic systems, ensuring rapid response during a fire.

The VK480’s standout feature is its corrosion-resistant Electroless Nickel PTFE (ENT) coating, tested and approved for installation in corrosive environments. The sprinkler remains hidden behind a low-profile cover plate, available in multiple decorative finishes, blending seamlessly with interior designs. The push-on cover plate design offers easy installation and allows for a 1/4” adjustment to accommodate various wall finishes.

Technical Specifications

  • Maximum Working Pressure: 175 psi, factory tested up to 500 psi
  • Thread Size: 1/2” NPT
  • Overall Length: 2” (50 mm)
  • Sprinkler Materials: QM Brass, Nickel Alloy, Stainless Steel

Ideal Use Cases

The VK480 is ideally suited for residential environments where a concealed fire protection solution is needed. It is particularly beneficial in areas where corrosion resistance is essential, such as coastal regions or chemical processing zones.

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