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Siemens 

Air damper actuators GSD...1 

CE2N4603en 

Smart Infrastructure 

 

2019-11-25 

Use safety insulating transformers as per EN 61 558 with double insulation 
designed for 100 % duty to supply SELV or PELV circuits.. 

Observe all local safety rules and regulations pertaining to the sizing and protection 
of transformers.  

Determine the transformer power consumption by adding up the power 
consumption in VA for all actuators used.  

Refer to the sections “Commissioning notes” and “Wiring diagrams” in this data 
sheet as well as to the HVAC job drawings. 

Mounting notes 

All information and steps to properly prepare and mount the actuator are listed in 
the mounting instructions supplied with the actuator. 

Mount the actuator in a position which ensures easy access to the cables and to 
the shaft adapter. See "Dimensions”. 

Information on minimum length and diameter for the damper shaft is available in 
the "Technical data" section. 

Pressing the eject button allows you to manually adjust the actuator. 

Disposal 

 

 

The device is considered an electronics device for disposal in terms of 
European Directive 2012/19/EU and may not be disposed of as 
domestic garbage. 

  Dispose of the device through channels provided for this 

purpose.  

  Comply with all local and currently applicable laws and 

regulations. 

Transformer sizing for 
AC 24 V 

Wiring and 
commissioning 

Mounting instructions 

Mounting position 

Damper shafts 

Manual adjustment 

Summary of Contents for OpenAir GSD 1 Series

Page 1: ... Rotary version AC DC 24 V and AC 230 V Electric motor driven rotary actuators for open close control 1 wire SPST 2 Nm nominal torque AC DC 24 V or AC 230 V rated voltage Prewired with 0 9 m connecting cable Slider for manual adjustment Auxiliary switch for auxiliary functions GSD 1 ...

Page 2: ...ends on the actuator s mounting position on the damper shaft Slider Pressing the slider allows for manual actuator adjustment Auxiliary switch GSD 6 1A Set switching points at 5 or 85 1 wire SPST Single pole single throw Technical data Operating voltage AC frequency Operating voltage DC AC 24 V 20 50 60 Hz DC 24 V 15 Power consumption GSD121 1A GSD126 1A running holding 2 VA 1 5 W 1 VA 0 5 W Safet...

Page 3: ...3 9 Siemens Air damper actuators GSD 1 CE2N4603en Smart Infrastructure 2019 11 25 Mechanical life 25 000 cycles ...

Page 4: ...ondensing IEC 721 3 1 Class 1K3 32 50 C 95 r h Mechanical conditions Class 2M2 Product safety Automatic electrical controls for household and similar use IEC EN 60 730 2 14 Type 1 Electromagnetic compatibility Application For residential commercial and industrial environments EU Conformity CE A5W00004362 1 RCM Conformity A5W00004363 1 Product environmental declaration 2 CM2E4604E 1 Actuator W H D ...

Page 5: ...y mains voltage or protective extra low voltage to the switching outputs of the auxiliary switch Mixed operation is not allowed Operation at various phases is not allowed Do not open the actuators The actuators are maintenance free Only the manufacturer may carry out repair work Opening the actuator will void the warranty Up to 10 actuators of the same type can be electrically wired in parallel ca...

Page 6: ...e and mount the actuator are listed in the mounting instructions supplied with the actuator Mount the actuator in a position which ensures easy access to the cables and to the shaft adapter See Dimensions Information on minimum length and diameter for the damper shaft is available in the Technical data section Pressing the eject button allows you to manually adjust the actuator Disposal The device...

Page 7: ...r securely to avoid twisting and blocking of the actuator Check to ensure that the cables are connected in accordance with the plant wiring diagram see Wiring diagrams The operating voltage AC DC 24 V SELV PELV or AC 230 V must be within the tolerance values Power supply AC DC 24 V wires red 1 black 2 Positioning signal AC DC 0 V Wire orange 7 ON Wire orange 7 OFF Actuator turns counter clockwise ...

Page 8: ...em potential AC DC 24 V G0 2 black BK System neutral Y 7 orange OG Positioning signal counter clockwise AC DC 0 V GSD321 1A GSD326 1A AC 230 V L 3 brown BN Phase AC 230 V N 4 blue BU Neutral conductor Y 7 white WH Positioning signal counter clockwise AC 230 V Auxiliary switch Q11 S1 gray red GYRD Switch A input Q12 S2 gray blue GYBU Switch A NC contact Q14 S3 gray pink GYPK Switch A NO contact Q21...

Page 9: ... 11 25 Dimensions Issued by Siemens Switzerland Ltd Smart Infrastructure Global Headquarters Theilerstrasse 1a CH 6300 Zug 41 58 724 24 www siemens com buildingtechnologies Siemens Switzerland Ltd 2010 Technical specifications and availability subject to change without notice ...

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