Title: Siemens STA73-eng.pdf
The actuator is maintenance-free.Disconnect the connecting cable from the operating voltage prior to replacing. Opening the actuator can cause irreparable damage. It may also result in injury from the installed, strong spring. The actuator cannot be repaired; the entire unit must be replaced.Do not dispose of the device in domestic waste. Legislation may demand special handling of certain components, or it may be sensible from an ecological point of view. Observe all local, applicable laws.The technical data relating to specific applications are valid only in conjunction with the valves listed under "Equipment combinations" in this data sheet on page "5".When using STA.. and STP.. actuators, users are responsible for ensuring the proper functioning of actuators when used together with third-party valves; any guarantees on the part of Siemens Building Technologies expire accordingly.13 / 16Electrothermal actuators STA..3.., STP..3..CE1N4884en 03.05.2012Power supply