Product Description for Siemens GIB141.1E OpenAir Air Damper Actuator
1. Product Overview
2. Main Functions
- 3‑Position Floating Control
It receives opening‑stop‑closing control signals from building controllers to rotate the damper blade between 0°‑90°, which can fully open, fully close or stay at intermediate positions for airflow adjustment.
- Universal Shaft Installation
Patented self‑centering shaft adapter fits round shafts of 8–20.5 mm and square shafts of 8–14.5 mm. The installation structure avoids complex mechanical modification during on‑site assemblySiemens.
- Mechanically Adjustable Rotation Limit
Users set start‑point and end‑point angles mechanically to limit rotation travel within 0‑90°, adapting to special‑installation dampers with limited swing range.
- Manual Override Function
A built‑in manual hand‑wheel allows maintenance workers to rotate the damper manually during power‑off periods for equipment inspection or emergency adjustment.
- Visual Position Indication
External mechanical position pointer shows the real‑time opening degree of dampers for field‑staff direct viewing without electrical testing tools.
- Stable Long‑time Operation
The internal gear‑reduction structure supports more than 100,000 full‑stroke cycles with low power consumption, suitable for 24‑hour continuous running of HVAC equipment.
- Tandem Installation Support
Two GIB141.1E actuators can be mounted on one long damper shaft in parallel to provide doubled torque for oversized dampers.
3. Technical Characteristics
| Item | Specific Parameters |
|---|---|
| Model Number | GIB141.1E |
| Product Series | Siemens OpenAir GIB‑series damper actuator |
| Rated Torque | 35 Nm |
| Supply Voltage | AC24 V / DC24 V |
| Control Mode | 3‑position floating control; no modulating 0‑10 V signal |
| Full‑Stroke Running Time | 150 seconds for 0‑90° rotation |
| Maximum Applicable Damper Area | Up to 6 m² (depends on damper friction)SIPATEC |
| Shaft Compatibility | Round shaft 8–20.5 mm; square shaft 8–14.5 mm |
| Built‑in Auxiliary Switches | Without auxiliary switches |
| Feedback Signal | No potentiometer feedback |
| Power Consumption | 1.8 W during operation; 0.4 W standby power |
| Operating Ambient Temperature | ‑30 ℃ to +55 ℃ |
| Storage and Transportation Temperature | ‑40 ℃ to +70 ℃ |
| Protection Class | IP54 for indoor installation |
| Cable Configuration | Pre‑wired 0.9‑meter fixed connection cable |
| Housing Material | Reinforced plastic with metal internal gear components |
| Compliance Certifications | CE, UL, UKCA certified; Made in SwitzerlandThanh Thiê… |
4. Product Dimensions and Weight
| Physical Parameter | Actual Value |
|---|---|
| Overall Dimensions (Width × Height × Depth) | 72 mm ×186 mm ×62 mm |
| Net Weight of Single Actuator | Approximately 2.2 kg |
| Gross Weight with Original‑Factory Packing | Around 3.0 kg |
| Mounting Method | Surface‑mount installation on damper bracket by screws |
5. Application Scope
6. 10 Siemens similar‑function damper actuators
- GIB161.1E: 35 Nm modulating‑type actuator with DC0‑10 V control signal and built‑in 5 kΩ feedback potentiometer for continuous variable‑opening adjustment.
- GBB141.1E: 25 Nm 3‑position damper actuator with smaller torque, suitable for dampers up to 4 m² for medium‑size ventilation ductsControls T….
- GEB141.1E: 20 Nm rotary actuator with compact‑size design for small‑area dampers inside VAV terminal units2kshops.
- GIB142.1E: 35 Nm actuator equipped with two independent adjustable auxiliary switches to output status signals to PLC systems.
- GIB141.1U: AC100‑240 V mains‑power‑supply version instead of 24 V for sites without control transformer.
- GIB335.1E: High‑speed‑run variant with shortened stroke time of 75 seconds for fast‑response ventilation‑control projects.
- GIB141.1P: Plenum‑rated cable version with heat‑resistant wiring for ceiling‑plenum hidden‑installation environmentsSiemens.
- GBB161.1E: 25 Nm modulating‑type actuator supporting DC0‑10 V signal for precise airflow control.
- GIB141.7E: SIPLUS conformal‑coated actuator, anti‑humidity and anti‑corrosion for factory workshops with heavy‑dust and high‑humidity conditions.
- GDB141.1E: Compact‑size 5 Nm damper actuator for small‑dampers of fresh‑air branch pipelinesThanh Thiê….
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