NAFA – SPRING RETURN DAMPER ACTUATOR
3 Nm | 2-POINT CONTROL, SPRING RETURN
www.nenutec.pl
The appearance of the product may differ from the illustration. Technical specifications are subject to change.
NAFA...03 (S) SERIES
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. In the event of power outage, the actuator springs back to its
original position.
■ Torque: 3 Nm
■ Damper size 0.6 m
2
■ Power supply 24 V
AC/DC
and 230 V
AC
■ 2-point control
■ Shaft dimensions – Ø 10...16 mm / square 7...11 mm
■ Minimum shaft length 40 mm
■ Adjustable angle of rotation
■ Direction of rotation selectable by reversing actuator during
installation
■ Actuator with 1 m connection cable
■ Optional 1 fixed and 1 adjustable SPDT auxiliary switches
MODEL SELECTION TABLE
Model/type Torque Power supply Running time Auxiliary switches
NAFA 1-03 3 Nm 24 V
AC/DC
± 10% 25...55 s (spring return <20 s) -
NAFA 1-03S 3 Nm 24 V
AC/DC
± 10%
25...55 s (spring return <20 s)
2 x SPDT (fixed + adjustable)
NAFA 2-03 3 Nm 230 V
AC
± 10%
25...55 s (spring return <20 s)
-
NAFA 2-03S 3 Nm 230 V
AC
± 10%
25...55 s (spring return <20 s)
2 x SPDT (fixed + adjustable)
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