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Telephone: 269-945-9501 Technical Services: 877-384-5464 Fax: 269-818-1680 Email: techsvcs@vikingcorp.com
Visit the Viking website for the latest edition of this technical data page www.vikinggroupinc.com
cULus Listing Requirements:
The Viking VK3522 Quick Response Pendent Sprinkler is cULus Listed as indicated in Approval Chart for installation in accordance
with the latest edition of NFPA 13 for standard spray sprinklers.
• Designed for use in Light and Ordinary occupancies.
• The sprinkler installation rules contained in NFPA 13 for standard spray Pendent sprinklers shall be followed.
IMPORTANT: Always refer to Form No. F_091699 - Care and Handling of Sprinklers. Also refer to Form No. F_080614
for general care, installation, and maintenance information. Viking sprinklers are to be installed in accordance with the
latest edition of Viking Technical Data, the appropriate standards of NFPA, LPCB, APSAD, VdS, CE, MED or other similar
organizations, and also with the provisions of governmental codes, ordinances, and standards, whenever applicable.
FM Approval Requirements:
The Viking VK3522 Quick Response Pendent Sprinkler is FM Approved as quick response Non-Storage Pendent sprinkler as
indicated in the FM Approval Guide. For specific application and installation requirements, reference the latest applicable FM Loss
Prevention Data Sheets (including Data Sheet 2-0). FM Global Loss Prevention Data Sheets contain guidelines relating to, but not
limited to: minimum water supply requirements, hydraulic design, ceiling slope and obstructions, minimum and maximum allowable
spacing, and deflector distance below the ceiling.
NOTE:
The FM Installation guidelines may differ from UL and/or NFPA criteria.
IMPORTANT: Always refer to Form No. F_091699 - Care and Handling of Sprinklers. Also refer to Form No. F_080614
for general care, installation, and maintenance information. Viking sprinklers are to be installed in accordance with the
latest edition of Viking Technical Data, the appropriate standards of NFPA, LPCB, APSAD, VdS, CE, MED or other similar
organizations, and also with the provisions of governmental codes, ordinances, and standards, whenever applicable.
7. AVAILABILITY
Viking Sprinkler Model VK3522 is available through a network of domestic and international distributors. See the Viking website for
the closest distributor or contact Viking.
8. GUARANTEE
For details of warranty, refer to Viking's current list price schedule or contact Viking directly.
Form No. F_021416
Rev 22.1
TECHNICAL DATA
The Viking Corporation, 210 N Industrial Park Drive, Hastings MI 49058
DESIGN CRITERIA - UL
DESIGN CRITERIA - FM
March 3, 2022
VK3522 QUICK RESPONSE
PENDENT SPRINKLER (K8.0)
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