TECHNICAL DATA
QUICK RESPONSE
EXTENDED COVERAGE
CONCEALED HSW
SPRINKLER VK680 (K8.0)
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: techsvcs@vikingcorp.com
Visit the Viking website for the latest edition of this technical data page www.vikinggroupinc.com.
Form No. F_050611 18.10.25 Rev 17.1.P65
Page 4 of 5
Sprinkler Base
Part Number
1
NPT Thread Size
Nominal K-Factor
Maximum Water
Working Pressure
Overall Length
(Sprinkler Body)
Inches
mm
U.S.
metric
2
psi (bar)
Inches
mm
17114AC
3/4
--
8.0
115.2
175 (12)
2
51
NOTICE - Product Below - ONLY for CCCF Approval
20379AC
--
20 mm
8.0
115.2
175 (12)
2
51
Approval Chart
QREC Concealed HSW Sprinkler VK680
For Light Hazard Occupancies Only.
For installation below smooth, flat, horizontal ceilings only.
Maximum Areas of
Coverage
4
(Width x Throw)
Minimum Water Supply Requirements
4
Sprinkler Distance
Below the Ceiling
Listings and Approvals
3
(Refer also to Design Criteria on page 4.)
cULus
5
NYC
14’ x 22’ (4.3 m x 6.7 m)
31 gpm @ 15.0 psi (117.3 L/min @ 1.04 Bar)
Must be installed
with the centerline
of the sprinkler
4-3/8” to 12-3/8”
(112 to
314 mm) below the
ceiling.
AX1
See Footnote 6.
AX1
16’ x 16’ (4.9 m x 4.9 m)
26 gpm @ 10.6 psi (98.4 L/min @ 0.73 Bar)
AX1
AX1
16’ x 18’ (4.9 m x 5.5 m)
29 gpm @ 13.1 psi (109.8 L/min @ 0.91 Bar)
AX1
AX1
16’ x 20’ (4.9 m x 6.1 m)
32 gpm @ 16.0 psi (121.1 L/min @ 1.1 Bar)
AX1
AX1
16’ x 22’ (4.9 m x 6.7 m)
36 gpm @ 20.3 psi (136.3 L/min @ 1.4 Bar)
AX1
AX1
18’ x 18’ (5.5 m x 5.5 m)
33 gpm @ 17.0 psi (124.9 L/min @ 1.2 Bar)
AX1
AX1
18’ x 20’ (5.5 m x 6.1 m)
36 gpm @ 20.3 psi (136.3 L/min @ 1.4 Bar)
AX1
AX1
18’ x 22’ (5.5 m x 6.7 m)
40 gpm @ 25 psi (151.4 L/min @ 1.72 Bar)
AX1
AX1
14’ x 24’ (4.3 m x 7.3 m)
34 gpm @ 18.1 psi (128.7 L/min @ 1.25 Bar)
4-3/8” (112 mm)
to 6-3/8” (162 mm)
AX1
--
16’ x 24’ (4.9 m x 7.3 m)
39 gpm @ 23.8 psi (147.6 L/min @ 1.64 Bar)
AX1
--
14’ x 24’ (4.3 m x 7.3 m)
35 gpm @ 19.2 psi (132.5 L/min @ 1.32 Bar)
6-3/8” (162 mm)
to 12-3/8” (314 mm)
AX1
--
16’ x 24’ (4.9 m x 7.3 m)
40 gpm @ 25 psi (151.4 L/min @ 1.72 Bar)
AX1
--
Sprinkler Temperature
Rating
A - 165 °F (74 °C)
Cover Assembly
Temperature Rating
X - 135 °F (57 °C) cover 16207
1
Cover Plate Finishes
1 - Polished Chrome, Painted White
7
, Painted Ivory
7
, or Painted Black
7
Footnotes
1
Part number shown is the base part number. For complete part number, refer to current Viking price list schedule.
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 the listings and approvals available at the time of printing. Other approvals may be in process. Check with the manufacturer for any
additional approvals.
4
For areas of coverage smaller than shown, use the “Minimum Water Supply Requirement” for the next larger area listed. Flows and pressures listed
are per sprinkler.
5
Listed by Underwriter’s Laboratories, Inc. for use in the U.S. and Canada. cULus Listings are limited to Light Hazard occupancies with smooth, flat,
horizontal ceilings only. Always install horizontal sidewall sprinkler VK680 with the top of the sprinkler element oriented parallel with the ceiling. Refer
to Figure 3 on page 4.
6
Meets New York City requirements, effective July 1, 2008.
7
Painted finish consists of Polyester Baked Enamel. Other paint colors are available on request with the same listings as the standard paint colors.
Listings and approvals apply for any paint manufacturer. Contact Viking for additional information.
NOTE:
Custom colors are indicated on a label inside the cover assembly. Refer to Figure 1.
