3S-FIRESTOP

Reliable model F1-FTR Fixed Temperature Release (FTR) Pilot Line Detector (PLD) is designed to be used on wet or dry pilot line release systems and trigger the operation of deluge systems, non-interlock preaction systems, single interlock and double interlock systems. The FTR incorporates a 2.5 mm glass bulb with a model F1 Sprinkler frame. It is identified as a Fixed Temperature Release (FTR) to differentiate it from a sprinkler. Available temperature rating :

• 57^oC / 135^oF / Max Ambient 100°F (38°C) : Bulb color Orange
• 68^oC / 155^oF / Max Ambient 100°F (38°C) : Bulb color Red
• 79^oC / 175^oF / Max Ambient 150°F (66°C) : Bulb color Yellow
• 93^oC / 200^oF / Max Ambient 150°F (66°C) : Bulb color Green