Equipment
APK0115-SSU
Standard Spray Upright Fire Sprinkler
model
APK0115
type
SSU (Standard Spray Upright)
connection-size
DN15 (1/2 inch)
k-factor
5.6
weight-kg
0.052
deflector-markings
APK0115, SSU, K5.6, CHINA (Observed)
manufacturing-year
2025
activation-temperature-celsius
68
bulb-color
Red
bulb-size-mm
5
bulb-brand
YF
material
100% Brass
test-pressure
30 bar / 3 min
max-rated-pressure
48 bar / 1 min