ESFR PENDENT
SPRINKLER VK510 (K25.2)
TECHNICAL DATA
Page 7 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
TABLE 3:
COMMODITY SELECTION AND DESIGN CRITERIA OVERVIEW FOR MODEL VK510
SPECIFIC APPLICATION LISTING (UL) AND
ESFR, QUICK RESPONSE STORAGE, AND QUICK RESPONSE NON-STORAGE APPROVALS (FM)
Description
Specification, UL
Specification, FM
Sprinkler Type
ESFR
QR Storage
Temperature Rating
165 ºF (74 ºC) and 205 (96 ºC)
165 ºF (74 ºC) and 205 (96 ºC)
Response Type
ESFR
QR
Sprinkler Position
Pendent, frame arms aligned with pipe, deflectors
parallel with ceiling or roof
Pendent, frame arms aligned with pipe, deflectors
parallel to floor.
System Type
Wet Pipe System only
Wet Pipe System only
Maximum Area of Coverage
100 ft
2
(9.3 m
2
)
100 ft
2
Refer to FM 2-0, Table 17
Minimum Area of Coverage
64 ft
2
(5.9 m
2
)
64 ft
2
(5.9 m
2
)
Refer to FM 2-0, Table 17
Maximum Ceiling Slope
2 in 12
Up to 10°
Refer to FM 2-0, Section 2.2.1.6
Maximum Spacing
10 ft. spacing (3.0 m)
Up to 30 ft.: 12 ft. (3.7 m)
For building over 30 ft.: 10 ft. (3.0 m)
Refer to FM 8-9, Section 2.3.3.3
Minimum Spacing
8 ft. spacing (2.4 m)
Refer to FM 8-9, Section 2.3.3.3
Deflector Distance from
Walls
Minimum of 4 in. (102 mm) from walls but no more than
1/2 the allowable distance permitted between sprinklers
Refer to FM 2-0, Section 2.2.3.3
Deflector to Top of Storage
Minimum of 36 in. (914 mm)
Minimum of 36 inches (914 mm)
Refer to FM 2-0 Section 2.2.2.1
and FM 8-9, Section 2.2.6
Deflector** to Ceiling
Distance
Ceiling/roof heights up to 40 ft. (12.2 m):
6–18 in. (152–457 mm)
Ceiling/roof heights of 40–45 ft. (12.2–13.7 m):
6–14 in. (152–356 mm)
Refer to FM 2-0
Maximum Ceiling Height
45 ft. (13.7 m)
50 ft. (15.2 m)
Maximum Storage Height
40 ft. (12.2 m)
45 ft. (13.7 m)
Storage Arrangement
Palletized, solid piled, open frame; single row, double
row, or multiple row and portable rack arrangement
Refer to FM 8-9, Tables 2 through 11
Commodity
Class I-IV, Cartoned unexpanded plastic
Refer to FM 8-1 and 8-9
Sprinkler System Design
NFPA 13 for ESFR Sprinklers based upon 40 psi
(2.8 bar) design pressure 159.4 gpm (603.4 lpm) with 12
sprinkler remote area
Refer to FM 8-9, Tables 2 through 11
Obstruction Criteria
Refer to NFPA 13 Chapter 8.
Refer to FM 2-0 Section 2.2
Minimum Aisle Width
3 ft.-6 in. (1.07 m)
Over 2 ft. (.61 m)
Hose Stream Allowance and
Water Supply Duration
250 gpm (946 lpm) for 60 minutes or as determined by
the approval
250 gpm (946 lpm) for 60 minutes or as determined by
the approval
* The maximum coverage area must not exceed 100 ft
2
.
** For FM, the measurement is from the centerline of the thermal sensing element to the ceiling.
Replaces Form No F_100102 Rev 19.2
(Revised FM Specification)
