The Siemens 3SE50000AD028K actuator head for position switch 3SE51/52 is a robust mechanical actuation component designed for reliable position detection in industrial machinery, automation systems and machine-control applications. It features a Form C roller plunger with a 13 mm stainless steel roller and 3 mm overtravel, making it suitable for applications where moving machine components need to actuate a position switch consistently and accurately. Siemens identifies this actuator configuration as the 3SE5000-0AD02, designed for 3SE51/52 position switches according to EN 50041.
The 3SE50000AD028K Siemens roller plunger actuator provides a compact mechanical interface between a moving machine element and the compatible position switch. Instead of using a lever arrangement, the roller plunger allows the machine component to approach and operate the actuator directly.
The 13 mm stainless steel roller provides a durable rolling contact surface for repetitive mechanical operation. This makes the actuator particularly useful for machinery where cams, switching bars, slides, stops or other moving components repeatedly interact with the position switch.
The roller-plunger design is also recommended for applications involving lateral actuation and relatively long overtravel distances, making it a practical choice when the machine movement requires additional actuator travel after the switching point. Siemens documentation specifies 3 mm overtravel for this configuration.
The 3SE50000AD028K actuator configuration follows the EN 50041 standard and is associated with the 40 mm enclosure-width family of Siemens 3SE5 mechanical position switches.
Standardized mechanical dimensions are important for OEM machine builders and maintenance teams because they help simplify integration of position-switch components into industrial equipment. However, the complete switch configuration and mounting arrangement should always be checked before selecting a replacement actuator.
The Form C roller-plunger configuration is particularly useful where the actuator needs to respond to a moving machine element while allowing additional travel beyond the switching point.
The Siemens 3SE51/52 roller plunger actuator head can be considered for a wide range of industrial applications, including:
Machine end-position detection
Mechanical travel-limit monitoring
Conveyor and material-handling systems
Packaging and processing machinery
Automated production equipment
Assembly and manufacturing machines
Cam and switching-bar detection
Machine door and guard-position monitoring
Mechanical movement monitoring
Replacement applications for compatible Siemens 3SE51/52 position switches
The actuator is especially useful where the moving element approaches the roller laterally and the application benefits from additional mechanical travel.
The 13 mm stainless steel roller provides a robust contact surface for repeated mechanical engagement. Its rolling action allows the moving machine component to pass across the actuator while transferring the required mechanical movement to the position switch.
The 3 mm overtravel is another important feature. It allows the actuator to continue travelling after the switching point, which can be beneficial in applications where the machine component has additional movement after the required position has been detected. Siemens lists a typical mechanical service life of 15 million operating cycles for this actuator head.
This combination makes the actuator suitable for demanding industrial machinery where reliable mechanical actuation and repeatability are important.
The 3SE50000AD028K actuator head can be considered when maintaining or replacing the actuator arrangement on a compatible Siemens 3SE51/52 position switch. Because the actuator directly interacts with the machine mechanism, selecting the correct roller type, standard, approach direction and overtravel is essential.
For businesses looking for Siemens position switches, roller plunger actuator heads and industrial automation products, you can explore the Siemens product range at SB Smart for related electrical and automation components.
The Siemens 3SE50000AD028K roller plunger actuator head offers a practical combination of a 13 mm stainless steel roller, Form C configuration, EN 50041 design and 3 mm overtravel. It is well suited to industrial applications where reliable mechanical position detection is required and where lateral actuation or longer actuator travel is beneficial.
For OEMs, system integrators and maintenance professionals, matching the actuator head to the machine's actual movement helps ensure consistent switching performance and dependable operation.
It is a roller plunger actuator head for compatible Siemens 3SE51/52 position switches, featuring a 13 mm stainless steel roller and 3 mm overtravel.
The actuator is designed for compatible Siemens 3SE51/52 position switches.
The stainless steel roller has a 13 mm diameter.
It means the actuator can continue travelling approximately 3 mm beyond the switching point, providing additional mechanical travel.
Form C refers to the specific roller-plunger actuator configuration used with the compatible position-switch design.
EN 50041 is the relevant standard for this actuator configuration and its associated industrial position-switch dimensions.
It can be used in conveyors, packaging machines, production equipment, assembly systems, machine mechanisms and travel-limit applications.
It provides a durable rolling contact surface suitable for repetitive mechanical actuation in industrial applications.
No. It is an actuator head intended for installation on a compatible position-switch assembly.
You can explore the Siemens product range at SB Smart for position switches, actuator heads and other industrial electrical and automation products.
| Parameter | Specification |
|---|---|
| Product Series | Siemens SIRIUS 3SE5 |
| Model Number | 3SE5000-0AD02-8K |
| Variant | AD028K |
| Product Type | Actuator Head |
| Actuator Design | Roller Plunger |
| Roller Material | Stainless Steel |
| Roller Diameter | 13 mm |
| Head Material | Metal |
| Standard | EN 50041 |
| Overtravel | 3 mm |
| Compatible Switches | 3SE51 / 3SE52 |
| Mounting Method | Plug-In Locking Fixing |
| Operating Temperature | -25°C to +85°C |
| Storage Temperature | -40°C to +90°C |
| Mechanical Life | Approx. 15 Million Operations |
| Weight | Approx. 0.059 kg |
| Brand | Siemens |
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