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Siemens GCA121.1E Electronic Damper Actuator
Siemens GCA121.1E Electronic Damper Actuator
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Siemens GCA121.1E Electronic Damper Actuator with Spring Return, 16Nm
Fail-safe spring return damper actuator for HVAC air damper control
Overview
This is a Siemens GCA121.1E Electronic Air Damper Actuator, from the GCA Series Spring Return range, designed for applications that require the damper to return to a fail-safe position when there is a power failure.
Key Features
- Spring return: Returns damper to fail-safe position during power failure.
- Nominal torque: 16 Nm.
- Timing: 90s / 15s.
- Degree of protection: IP54.
- Protection class: III as per EN 60 730.
What's Included
| Model | Function | Qty |
|---|---|---|
| GCA121.1E | Electronic Air Damper Actuator, Spring Return | 1 |
Brand: Siemens | Product Series: GCA
Technical Specifications
Operating voltage: 24 V AC, 50/60Hz.
Ambient temperature: -30°C to 55°C.
Damper shaft dimensions: Round 8-25.6 mm, Square 6-18 mm, min. length 20 mm (MONOGYR).
Max. shaft hardness: <400 HV.
Weight: 1.7 kg.
Compatibility & Applications
This damper actuator is well suited to HVAC systems requiring fail-safe spring return air damper control. Buyers should confirm the 24 V AC power supply and damper shaft dimensions match their installation before integration.
