Spring Return Actuator For Fire Damper

The new 35 lb in.

Spring return actuator for fire damper.

Motorised fire dampers effectively prevent fire and smoke from spreading spring return actuators equipment for control and monitoring sbs control bus connection control unit for pulse triggering. Nafa series spring return actuators are developed for general air damper application rotary valve and other devices which require a fail safe function. During normal operation the actuator motorized the device. Fire damper actuators technology that saves lives pdf 7 7 mb.

The lowest power consumption on the market and the longest life cycle rating of 100 000 full stroke cycles and 5 million repositions. Fire smoke actuator 30 in lb 3 5 nm spring return ac 120 v on off bulk pack 135 pcs. To 160 lb in make siemens openair damper actuators the ideal oem choice for economizer damper roof top unit and air handling unit control. Belimo fire and smoke damper actuators have an extensive torque offering and are specifically designed for operation with fire smoke and combination fire and smoke dampers in ventilation and air conditioning systems.

Achieve optimum vav box control and greater energy efficiency. Belimo fire and smoke damper actuators exceeds ul s requirement of 20 000 cycles at damper static load. Spring return damper actuators. For maximum safety in all situations the fire and smoke actuators meets all codes for commercial buildings in the u s passes ul 555 ul 555s at 350ºf and tested for 30 000 open closed cycles with approved dampers.

Uses the innovative openair electronic fusible link integrated for quick connect installation. 80 lb in and 200 lb in for greater performance and safety. The openair actuators function with reassuring reliability at a sensitive interface between humans and safety systems. Available in torque sizes from 20 lb in.

Use in safe area for industrial applications. Siemens openair fire and smoke electronic rotary damper actuators are certified to ul555s standards with approved manufacturer smoke control and combination fire smoke damper assemblies. In the event of power outage the actuator springs back to its original position. 2 position 100 250 vac sr.

Gpc series actuator provides long lasting economizer control in a small footprint. Electric 90 spring returned actuators inmax with protection class ip66 for automation of air dampers fire and smoke dampers volume control as well as for ball valves throttle valves and other quarter turn armatures. Openair gde glb and gsd electronic non spring return damper actuators offer torques ranging from 44 lb in to 310 lb in with a variety of standard control signals and built in options. Damper actuator family for fire and smoke protection dampers safety when it matters.