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ON / OFF DAMPER ACTUATOR    GDA-20AD | GDA-20A

 
ON / OFF DAMPER ACTUATOR (GDA-20AD)

GDA-20A is motor operated ON / OFF damper actuator to open and close Damper which can be used for HVAC air handling units.




Used for operating Damper for ventilation and Air handling facilities.
Nominal torque is 20Nm and can be covered damper surface area for 4㎡.
Used for ON / OFF damper control.
Used for air damper, ventilating gas damper, etc.


Select operating direction ( CW or CCW ) by changing the connection of wiring
Actuator will move within 0°”or“90° in case of normal input supply power
When the power is OFF at AC24V or AC220V, Actuator will stop moving at the current position

Supply Voltage    AC 24V ±10%, or (AC220V)
  Frequency   50 / 60 ㎐
 Power Consumption   5.5VA ( On Operation )
 Control Signal   ON / OFF Switch
 Torque   200 Kg-㎝(20 Nm)
 Rotation Range   0 ~ 90°
  Mechanical Rotation Range  95°±2° ( mechanical limit at 95°)
  Direction of Rotation    Forward/Reverse direction ( changing wire connection)
 Operating Tie   Apprx. 110 sec.
 Ambient temperature   -30 ~ +50℃, below 95%RH
 Connecting Cable   0.5sq.mm ~ 1.5mm
 Noise Degree   45 dB
 Protection Housing Class   IP 42
 Weight   1.67 Kg
 Applicable Damper Shaft   Φ10~Φ20 ( round ), □10~□16 ( square )

Mounting Bracket : To mount actuator on damper axis directly, it must be used bracket, and fixing pin of mounting bracket should be correctly fixed into the groove of Actuator.
Mounting Location : Select easy location for setting dial of front side of Actuator and cable connection.
Manual Control : According to mounting procedures, and press manual control button first and adjust shaft adaptor and location indicator. ( in case of manual control, power should not be connected )





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