1
Rotary Damper Actuator
Spring Return 5 Nm
2 Point On/Off Control
■ NENUTEC NAFA…05 (S1) 5 Nm Spring Return
damper actuator Series are designed specifically for
application into the HVAC market.
■ NENUTEC high quality damper actuators are devel-
oped for use with air damper, butterfly valve, charac-
terized ball valve and other devices that required a fail
safe function. The actuator motorized the damper or
other devices when power on and spring back to it
original position when power is cut off.
■ 2 points on/off control
■ Damper Size up to 1.0 m²
■ Voltage AC/DC 24V and AC 230V available
■ Universal Spindle Clamp for easy direct mounting
■ Shaft dimension Ø10...16 mm / 7...11 mm square
■
Minimum Shaft Length 40mm
■
Anti-rotation bracket provided for stability
■ Adjustable angle of rotation
■ Selectable direction of rotation by reversing actuator
■ 1 adjustable SPDT auxiliary switches when requested
■ Energy saving at end stops
■ Actuators with 1m cable connection
■ Customised version available on request
Product Features
Model Selection Table
Torque Running Time Power Supply Auxiliary Switches Model/Type
5 Nm 50...70 sec AC/DC 24V No NAFA 1-05
Spring Back <20 sec 1 x SPDT NAFA 1-05S1
5 Nm 50...70 sec AC 230V ±10% No NAFA 2-05
Spring Back <20 sec 1 x SPDT NAFA 2-05S1
V290208
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