Belimo 24V ac/dc Modulating Damper Actuator, 20 Nm

Belimo Modulating Damper Actuator

The Belimo Sf series damper actuator has a modulating control type. It is a spring return actuator with an emergency function for adjusting air dampers in ventilation and air conditioning systems in buildings. It has an adjustable U-clamp, which accepts round or square shafts. This actuator can be installed with a pre-tensioned spring. This product is controlled with a standard signal of DC 0V to 10 V and moves the damper to the operating position. It is overload proof, requires no limit switches. It requires 24VAC/VDC supply voltage.

Features and Benefits

• The direction of rotation reversible
• Spindle driver universal spindle clamp
• Operating voltage range is between 2VDC and 10VDC
• Running springtime is <20s
• PVC connection cable length is 1m
• Motor and return torque is 20Nm
• Maximum damper area is 4m²
• Damper spindle compatibility ranges between 10mm and 25.4mm
• Power consumption is 5W
• Noise level 40dB
• Damper spindle size is between 10mm and 25.4mm
• Rated impulse voltage is 0.8kV
• Maintenance-free
• Service life min. 60,000 emergency positions

Certifications

• UL 60730-1A
• UL 60730-2-14
• CAN/CSA E60730-1:02 certified
• IEC/EN 60730-1
• IEC/EN 60730-2-14