Main Technical Data
Diameter DN15 DN20
Material Zinc Alloy or Brass
Finish Chrome or White Painted
Type Pendent/Upright/Side Wall/Concealed/ESFR
Model ZSTZ/ZSTX/ZSTBS/ZSTP/ZSTDY/ZSTY
Critical Temperature 68/79/93 Degrees Celsius
Bulb Diameter 5mm 3mm
Response Time 15seconds in general for 5mm glass bulb
8seconds in general for 3mm glass bulb
Response Time Index RTI (m·s)0.5 87 for 5mm glass bulb
22-25 for 3mm glass bulb
Flux Coefficient 80 for DN15 115 for DN20