Technical Data - Viking VK3541 Technical Data Manual

Telephone: 269-945-9501 Technical Services: 877-384-5464 Fax: 269-818-1680 Email: techsvcs@vikingcorp.com
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Size
Sprinkler
Base Part
NPT BSPT
No.
Inch mm
22105 3/4
22112 --
Example: 22105MB/W = VK3541 with White Polyester Finish and 155 °F (68 °C) Nominal temperature rating. This sprinkler is to be
installed into an area with a maximum ambient temperature of 100 °F (38 °C) meaning if the area will experience temperatures above
the maximum ambient rating, you shall use a higher temperature-rated sprinkler.
Accessories
Sprinkler Wrenches (see Figure 1):
A. Installer Wrench: Part No. 22055
B. Cabinet Wrench: Part No. 20901M/B
C. Straight Wrench: Part No. 22940MB
Sprinkler Cabinet:
A. Up to 6 sprinklers: Part number 01724A
B. 6-12 Sprinklers: Part number 01725A
Footnotes
Where a dash (-) is shown in the Finish suffix designation, insert the desired Temperature Rating suffix. See example above.
1.
Based on NFPA 13, NFPA 13R, and NFPA 13D. Other limits may apply, depending on fire loading, sprinkler location, and other requirements of the Authority Having
2.
Jurisdiction. Refer to specific installation standards.
cULus Listed as corrosion resistant.
3.
The corrosion resistant coatings have passed the standard corrosion test required by the approving agencies indicated in the Approval Chart. These tests cannot and
4.
do not represent all possible corrosive environments. Prior to installation, verify through the end-user that the coatings are compatible with or suitable for the proposed
environment. For automatic sprinklers, the ENT coating is applied to all exposed exterior surfaces, including the waterway.
Figure 1: Sprinkler Wrenches
Form No. F_102918 Rev 22.1
The Viking Corporation, 210 N Industrial Park Drive, Hastings MI 49058
TABLE 1: ORDERING INFORMATION
Instructions: Using the sprinkler base part number,
(1) add the suffix for the desired Finish
(2) add the suffix for the desired Temperature Rating.
1: Finishes
Description
-- Brass
20 Chrome
White Polyester
3,4
Black Polyester
3,4
ENT
3,4
A B
March 3, 2022

TECHNICAL DATA

Suffix Nominal Rating
1
A 135 °F (57 °C)
F 155 °F (68 °C)
M-/W 175 °F (79 °C)
M-/B 200 °F (93 °C)
JN 286 °F (141 °C)
OPEN
7/16" (11 mm)
Nominal Pipe
Engagement
VK3541 QUICK RESPONSE
CONVENTIONAL SPRINKLER
(K8.0)
2: Temperature Ratings
Max. Ambient Ceiling
Bulb Color
Temperature
Orange 100 °F (38 °C)
Red 100 °F (38 °C)
Yellow 150 °F (65 °C)
Green 150 °F (65 °C)
Blue 225 °F (107 °C)
-- --
2"
(51 mm)
Figure 2: Sprinkler Dimensions
Page 2 of 3
Suffix
2
A
B
D
E
G
Z
3/4" NPT