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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.
Thread Size
Base Part
SIN
Number
1
NPT
12281
VK315
1/2"
Approved Temperature Ratings
A - 135 °F (57 °C), 155 °F (68 °C), 175 °F (79 °C), 200 °F (93 °C), and
286 °F (141°C)
B - 155 °F (68 °C), 175 °F (79 °C), 200 °F (93 °C), and 286 °F (141°C)
Base part number is shown. For complete part number, refer to Viking's current price schedule.
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 table shows the listings and approvals available at the time of printing. Check with the manufacturer for any additional approvals.
3
Listed by Underwriters Laboratories Inc. for us in the U.S. and Canada
4
Other colors are available on request with the same Listings and Approvals as the standard colors.
5
cULus Listed as corrosion resistant.
6
cULus Listing Requirements:
The Viking MicrofastHP
Quick Response Upright High Pressure Sprinkler VK315 is cULus Listed as indicated in Approval Chart 1 for installation in
®
accordance with the latest edition of NFPA 13 for standard spray sprinklers.
Designed for use in Light and Ordinary Hazard occupancies.
•
The sprinkler installation rules contained in NFPA 13 for standard spray upright sprinklers must be followed.
•
IMPORTANT: Always refer to Bulletin Form No. F_091699 - Care and Handling of Sprinklers. Also refer to Bulletin 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 or other similar organiza-
tions, and also with the provisions of governmental codes, ordinances, and standards, whenever applicable.
Form No. F_060714
18.10.18
TECHNICAL DATA
The Viking Corporation, 210 N Industrial Park Drive, Hastings MI 49058
Approval Chart
Viking MicrofastHP
High Pressure Sprinkler VK315
Maximum 250 PSI (17 bar) WWP
Nominal K-Factor
BSP
U.S.
metric
15 mm
5.6
80.6
DESIGN CRITERIA - UL
(Also refer to Approval Chart 1 above.)
Rev 17.1.P65
Quick Response Upright
®
Overall Length
Inches
mm
cULus
2
2-3/16
56
A1, B2
1 - Brass, Chrome, White Polyester
2 - ENT
6
Footnotes
MicrofastHP
QUICK
®
RESPONSE UPRIGHT HIGH
PRESSURE SPRINKLER
VK315 (K5.6)
Listings and Approvals
3
VdS
LPCB
--
--
Approved Finishes
, and Black Polyester
5,6
Replaces Form No. F_060714 Rev 17.1
(Added P65 Warning.)
Page 3 of 3
--
5,6
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