The GDB141.1E is an actuator produced by Siemens for HVAC applications. Here are the key details about this product:

## Specifications

– Type: Rotary actuator
– Torque: 5 Nm (44 in-lb)
– Nominal voltage: AC/DC 24 V
– Control signal: 2-position or 3-position
– Running time: 150 seconds
– Protection class: III (safety extra-low voltage)
– Degree of protection: IP54

## Features

– Spring return mechanism for fail-safe operation
– Manual override with self-resetting function
– Adjustable angle of rotation
– Maintenance-free
– Low noise operation

## Applications

The GDB141.1E is designed for use in heating, ventilation and air conditioning systems, particularly for:

– Air dampers
– VAV (Variable Air Volume) units
– Air handlers
– Small valves

## Installation

– Can be mounted directly on damper shafts with clamp
– Suitable for shaft diameters 6…12.7 mm
– No tools required for mounting

## Additional Information

– Part of the OpenAir™ series of damper actuators
– Complies with cULus requirements

This compact and versatile actuator is well-suited for a variety of HVAC control applications where reliable and precise damper or valve positioning is required. Its spring return functionality provides added safety in case of power failure.