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VK537 - EC/QREC Ordinary Hazard ELO Fusible Element Pendent Sprinkler (K11.2)

Viking EC/QREC Ordinary Hazard ELO Fusible Element Pendent Sprinkler VK537 is a thermosensitive spray sprinkler available in several different finishes and temperature ratings to meet varying design requirements. The extra-large orifice produces the flows required to meet Ordinary Hazard density requirements at lower pressures than standard orifice or large orifice sprinklers. Pendent Sprinkler VK537 is UL Listed as standard response and quick response. The special Polyester and PTFE coatings can be used in decorative applications where colors are desired.  Refer to technical data sheet for required design and installation criteria.

Technical Details

K Factor: 

11.2, 
161 metric

Manufacturer: 

Viking

Page: 

F_021907

Part Number: 

14611

VK Number: 

VK537

Additional Information: 

NOTICE: The product details indicated below are for general reference only and may vary based on the specific product approval and/or application. Always verify product details with the technical data sheet and consult with the Authority Having Jurisdiction (AHJ).

Max Pressure: 

175 psi (12 bar)

Response Type: 

Standard/Quick

Occupancy Type: 

Ordinary Hazard

Thread Size: 

3/4" NPT (20 mm BSP)

Min Spacing: 

12 ft (3,7 m)

Max Spacing: 

20 x 20 ft (6,1 x 6,1 m)

Documents and Resources

Technical Data Sheets

Drawings

Approval Certificates

Catalog Page