SIEMENS
High-quality metal-design pushbutton from the Sirius ACT line, featuring a 22 mm mounting diameter. This unit is easily identifiable by its shiny red color and flat, momentary action with a white ‘O’ inscription. It is engineered for reliable start/stop and control functions in demanding industrial environments.
Backorder available · Factory lead time 2–3 weeks.
The Siemens 3SU1050-0AB20-0AD0 is a high-quality 22 mm round pushbutton designed for industrial control panels and automation systems. Crafted from durable metal with a shiny red finish, this pushbutton features a clear “O” inscription for intuitive operation. Its flat, momentary contact design ensures precise and reliable functionality for various control applications.
Enhanced Durability: Metal construction provides superior resistance to impact and wear compared to plastic counterparts.
Quick Installation: Part of the Sirius ACT modular system, allowing for simple, one-handed installation.
High Visibility: The shiny red color and clear 'O' inscription ensure fast identification in critical situations.
Reliable Operation: High-quality momentary contact mechanism for precision control in automated systems.
Used in industrial machinery and equipment control.
Acts as a start/stop or emergency control button depending on system design.
Ensures momentary activation, returning to default state after pressing.
Integrates seamlessly with 22 mm standard mounting panels.
Product Type: Pushbutton Actuator
Series: SIRIUS ACT
Product Number: 3SU1050-0AB20-0AD0
Mounting Diameter: 22 mm
Actuator Color: Red
Inscription: 'O' (White)
Design: Round, Flat Actuator
Material: Metal (Shiny Front Ring)
Action: Momentary Contact / Spring Return
Control panels, machine operating stations, emergency stops (when configured with the appropriate module), industrial machinery, and HVAC systems.
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| SKU / Model | 3SU1050-0AB20-0AD0 |
|---|---|
| Brand | SIEMENS |
| product brand name | SIRIUS ACT |
| product designation | Pushbuttons |
| design of the product | Actuating/signaling element |
| product type designation | 3SU1 |
| product line | Metal, shiny, 22 mm |
| number of command points | 1 |
| design of the actuating element | Flat button |
| principle of operation of the actuating element | momentary contact type |
| product extension optional | - |
| ● light source | No |
| ● contact module | Yes |
| color of the actuating element | red |
| material of the actuating element | plastic |
| shape of the actuating element | round |
| outer diameter of the actuating element | 29.5 mm |
| marking of the actuating element | "O" |
| product component front ring | Yes |
| design of the front ring | Standard |
| material of the front ring | Metal, high gloss |
| color of the front ring | silver |
| protection class IP | IP66, IP67, IP69(IP69K) |
| degree of protection NEMA rating | 1, 2, 3, 3R, 4, 4X, 12, 13 |
| shock resistance | - |
| ● acc. to IEC 60068-2-27 | Sinusoidal half-wave 50g / 11 ms |
| vibration resistance | - |
| ● acc. to IEC 60068-2-6 | 10 ... 500 Hz: 5g |
| operating frequency maximum | 3 600 1/h |
| mechanical service life (switching cycles) typical | 10 000 000 |
| reference code acc. to IEC 81346-2 | S |
| ambient temperature | - |
| ● during operation | -25 ... +70 °C |
| ● during storage | -40 ... +80 °C |
| environmental category during operation acc. to IEC 60721 | 3M6, 3S2, 3B2, 3C3, 3K6 (with relative air humidity of 10 ... 95 %) |
| shape of the installation opening | round |
| mounting diameter | 22.3 mm |
| positive tolerance of installation diameter | 0.4 mm |
| mounting height | 11 mm |
| installation width | 29.5 mm |
| installation depth | 24.3 mm |
| last modified: | 10/6/2021 |
| Weight | 0.040 kg |
| Dimensions | 100.00 × 150.00 × 30.00 mm |
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