ESFR PENDENT
SPRINKLER VK510 (K25.2)
TECHNICAL DATA
Page 5 of 7
Form No. F_100102 20.01.23 Rev 20.1
The Viking Corporation, 210 N Industrial Park Drive, Hastings MI 49058
Telephone: 269-945-9501 Technical Services: 877-384-5464 Fax: 269-818-1680 Email: [email protected]
Visit the Viking website for the latest edition of this technical data page: www.vikinggroupinc.com
Approval Chart
ESFR Pendent Sprinkler VK510
Maximum 175 PSI (12 bar) WWP
Base Part
Number
1
SIN
Thread Size
Nominal
K-Factor
Overall Length
Listings and Approvals
3,4,7
(Refer also to Tables 2 & 3.)
U.S.
metric
2
Inches
mm
cULus
5
NYC
VdS
LPCB
FM
China
Approval
12080
VK510
1” NPT
25.2
363
3-3/16
81
A1
See Footnote 6.
A1
A1
A1
--
12200
VK510 25 mm BSPT 25.2
363
3-3/16
81
A1
See Footnote 6.
A1
A1
A1
--
20373
8
VK510 25 mm BSPT 25.2
363
3-3/16
81
B1
--
--
--
B1
B1
Approved Temperature Ratings
A - 165 °F (74 °C) and 205 °F (96 °C)
B - 165 °F (74 °C)
Approved Finish
1 - Brass
Footnotes
1
Base part number shown. For complete part number, refer to the price list.
2
Metric K-Factor measurement shown is when pressure is measured in bar. When pressure is measured in kPa, divide the metric K-Factor shown by 10.0.
3
This chart shows listings and approvals available at the time of printing. Other approvals may be in process.
4
Refer to the latest standards of NFPA 13, FM Global Loss Prevention Data Sheets, LPCB Loss Prevention Standards, and the latest VdS standards.
5
Listed by Underwriters Laboratories Inc. for use in the U.S. and Canada as a Specific Application ESFR Sprinkler (refer to the deflector position
requirements on page 7).
6
Meets New York City requirements, effective July 1, 2008.
7
FM Approved as a quick response pendent Non-Storage sprinkler and also FM Approved as a quick response pendent Storage sprinkler. Refer to
Tables 2 & 3.
8
Approved according to China GB Standard.
IMPORTANT: Always refer to Bulletin Form No. F_091699 - Care and Handling of Sprinklers. Viking ESFR Pendent Sprinklers
are to be installed in accordance with the latest edition of Viking technical data, the latest standards of NFPA, FM Global Loss
Prevention Data Sheets including 2-0 and 8-9, VdS, LPCB, and any other Authorities Having Jurisdiction, and also with provi-
sions of governmental codes, ordinances, and standards whenever applicable.