Open/Close Damper Actuator, 20Nm, 24 V ac/dc

Belimo Damper ActuatorThe Belimo damper actuator has an open/close control type. This actuator has an adjustable U-clamp, which accepts round or square shafts. It is a rotary/louver actuator. It is compatible with all the leading makes of HVAC controls. The damper actuator is used for adjusting air dampers in ventilation and air-conditioning system installed in buildings. This actuator operates on stall torque technology, which does not require end switches. The damper actuator has no limit switches and is overload-proof. It requires 24VAC/VDC supply voltage. Optional auxiliary switch (stock no. 504-1545) suitable for use with LM, NM, SM, and GM damper actuators, features 2xSPDT switches rated at 3 (0.5)A 250Vac and supplied with 1m of cable.Features and BenefitsOperation life is minimum 60000 Pushbutton manual override Direction change switch Cable length is 1m Ambient temperature ranges between -30°C and 50°C Rated impulse voltage is 0.8kV Maintenance-free Power consumption is 2W Maximum damper area is 4m² Damper spindle compatibility ranges between 10mm and 20mm Motor torque is 20Nm Noise level is 45dBApplicationsSuitable to use with LM, NM, SM, and GM damper actuatorsCertificationsIP54 rated CE according to 89/336/EEC 92/31/EEC UL Enclosure Type 2 IEC/EN 60730-1 IEC/EN 60730-2-14