Ordering Procedure - Viking VK3522 Technical Data Sheet

6. ORDERING PROCEDURE

6.1 Sprinkler
1. Choose a sprinkler base part number with the required thread size and listing or approval (refer to section 5):
2. Add the suffix for the desired finish.
3. Add the suffix for the desired temperature rating.
NOTE: For Polyester, insert the desired temperature rating suffix where the dash (–) is shown.
EXAMPLE: 23874MB/W = VK3522 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).
1. Sprinkler Base
Part Number
See Section 5
23874 1/2" NPT
23886 15 mm BSPT
F_111420 Rev 03 April 2023
TECHNICAL DATA SHEET
2. Finish
Description Suffix
Brass A
Chrome F
White Polyester M–/W
Black Polyester M–/B
ENT JN
Pendent Sprinkler K8.0 (115)
3. Temperature Rating
Nominal
Bulb
Temperature
Color
Rating
135 °F (57 °C) Orange
155 °F (68 °C) Red
175 °F (79 °C) Yellow
200 °F (93 °C) Green
286 °F (141 °C) Blue
OPEN —
VK3522 Quick Response
Maximum
Ambient
Ceiling
Temperature
100 °F (38 °C) A
100 °F (38 °C) B
150 °F (65 °C) D
150 °F (65 °C) E
225 °F (107 °C) G
— Z
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