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• Car Park Exhaust Fans
A stainless steel paddle kit is included allowing effective installation in a variety of pipe sizes and fluid flow conditions
The fixed set point can be lowered to 0
The CO2 universal output allows users to select the transmitter output to be 4-20 mA
Humidity Control
Siemens 23Nm GVD Series Fire & Smoke Damper Actuators GLB Series:GVD121.1U – 23Nm 24Vac/dc 2-Position Fire & Smoke UL Listed • Car Park Exhaust FansSiemens Electronic motor driven actuators for Fire and Smoke Dampers Nominal torque 23 Nm (GVD) Optional built in auxiliary switches with fixed switch points at 5C and 85 rotation Pre wired with 0. 9 m long connection cables Position indicator UL Listed For damper areas up to 4. 0 m2 (GVD) 30 second drive operation at rated torque, temperature and voltage < or = 15sec spring return Suitable for use with Integrated Electronic Fusible Link (EFL) with