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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
Base Part
SIN
Thread Size
Number
1
12080
VK510
1" NPT
12200
VK510 25 mm BSPT
20373
VK510 25 mm BSPT
8
Approved Temperature Ratings
A - 165 °F (74 °C) and 205 °F (96 °C)
Base part number shown. For complete part number, refer to the price list.
1
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.
2
This chart shows listings and approvals available at the time of printing. Other approvals may be in process.
3
Refer to the latest standards of NFPA 13, FM Global Loss Prevention Data Sheets, LPCB Loss Prevention Standards, and the latest VdS standards.
4
Listed by Underwriters Laboratories Inc. for use in the U.S. and Canada as a Specific Application ESFR Sprinkler (refer to the deflector position
5
requirements on page 7).
Meets New York City requirements, effective July 1, 2008.
6
FM Approved as a quick response pendent Non-Storage sprinkler and also FM Approved as a quick response pendent Storage sprinkler. Refer to
7
Tables 2 & 3.
Approved according to China GB Standard.
8
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.
Form No. F_100102 20.01.23
The Viking Corporation, 210 N Industrial Park Drive, Hastings MI 49058
ESFR Pendent Sprinkler VK510
Maximum 175 PSI (12 bar) WWP
Nominal
K-Factor
U.S.
metric
2
25.2
363
25.2
363
25.2
363
B - 165 °F (74 °C)
Rev 20.1
TECHNICAL DATA
Approval Chart
Overall Length
Inches
mm
cULus
3-3/16
81
A1
3-3/16
81
A1
3-3/16
81
B1
Footnotes
ESFR PENDENT
SPRINKLER VK510 (K25.2)
Listings and Approvals
(Refer also to Tables 2 & 3.)
NYC
VdS
LPCB
5
A1
See Footnote 6.
A1
See Footnote 6.
--
--
Approved Finish
1 - Brass
Page 5 of 7
3,4,7
China
FM
Approval
A1
A1
--
A1
A1
--
--
B1
B1
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