SIEMENS
A high-quality, 22 mm round metal pushbutton from the SIRIUS ACT series. Featuring a shiny green, flat actuator and momentary contact type with 1 NO (Normally Open) contact block and reliable screw terminal connection. Ideal for robust industrial control panel applications.
The Siemens 3SU1150-0AB40-1BA0 is a high-quality 22 mm round pushbutton designed for reliable performance in industrial control applications. Built with a durable metal body and a shiny green flat actuator, this momentary pushbutton offers a 1 Normally Open (1NO) contact with dependable switching capability. Its ergonomic design and screw terminal connection make installation fast, secure, and maintenance-friendly. Ideal for control panels, machinery, automation systems, and all heavy-duty environments where precision and durability are essential.
Durability and Longevity: The metal/stainless steel front ring ensures maximum robustness against harsh industrial conditions, reducing maintenance costs.
High Visibility: The shiny green color and flat design provide clear visual feedback and professional aesthetics on control panels.
Easy Installation: Features a 22 mm standard mounting and reliable screw terminals for quick and secure wiring.
Global Standard: Part of the Siemens SIRIUS ACT family, guaranteeing reliability, global availability, and compliance with international standards.
Momentary Action: Provides instant, reliable signal transmission only when pressed, ideal for starting sequences or machine cycles.
Pushbutton Type: Momentary (returns to initial position after release)
Actuator Style: Flat, round, shiny green
Mounting Diameter: 22 mm
Material: Metal housing for long-lasting performance
Contact Configuration: 1 NO (Normally Open)
Connection Type: Screw terminals
Design: Ergonomic, robust, and suitable for industrial environments
Machine Tool Control: Start cycle button.
Automation Systems: Manual initiation of a specific step.
Process Control Panels: Engaging a pump, motor, or conveyor.
Safety Circuits: Non-emergency, momentary acknowledgment or reset.
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| SKU / Model | 3SU1150-0AB40-1BA0 |
|---|---|
| Brand | SIEMENS |
| product brand name | SIRIUS ACT |
| product designation | Pushbuttons |
| design of the product | Complete unit |
| product type designation | 3SU1 |
| product line | Metal, shiny, 22 mm |
| manufacturer's article number | - |
| ● of supplied contact module at position 1 | 3SU1400-1AA10-1BA0 |
| ● of the supplied holder | 3SU1550-0AA10-0AA0 |
| ● of the supplied actuator | 3SU1050-0AB40-0AA0 |
| number of command points | 1 |
| design of the actuating element | Button, flat |
| principle of operation of the actuating element | momentary contact type |
| product extension optional light source | No |
| color of the actuating element | green |
| material of the actuating element | plastic |
| shape of the actuating element | round |
| outer diameter of the actuating element | 29.45 mm |
| number of contact modules | 1 |
| 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 |
| material of the holder | Plastic |
| number of LED modules | 0 |
| product function positive opening | No |
| product component light source | No |
| insulation voltage rated value | 500 V |
| degree of pollution | 3 |
| type of voltage of the operating voltage | AC/DC |
| surge voltage resistance rated value | 6 kV |
| protection class IP | IP66, IP67, IP69(IP69K) |
| ● of the terminal | IP20 |
| 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 |
| electrical endurance (switching cycles) typical | 10 000 000 |
| thermal current | 10 A |
| reference code acc. to IEC 81346-2 | S |
| continuous current of the C characteristic MCB | 10 A; for a short-circuit current smaller than 400 A |
| continuous current of the quick DIAZED fuse link | 10 A |
| continuous current of the DIAZED fuse link gG | 10 A |
| operating voltage | - |
| ● at AC | - |
| — at 50 Hz rated value | 5 ... 500 V |
| — at 60 Hz rated value | 5 ... 500 V |
| ● at DC rated value | 5 ... 500 V |
| contact reliability | One maloperation per 100 million (17 V, 5 mA), one maloperation per 10 million (5 V, 1 mA) |
| design of the contact of auxiliary contacts | Silver alloy |
| number of NC contacts for auxiliary contacts | 0 |
| number of NO contacts for auxiliary contacts | 1 |
| type of electrical connection | screw-type terminals |
| type of connectable conductor cross-sections | - |
| ● solid with core end processing | 2x (0.5 ... 0.75 mm²) |
| ● solid without core end processing | 2x (1.0 ... 1.5 mm²) |
| ● finely stranded with core end processing | 2x (0.5 ... 1.5 mm²) |
| ● finely stranded without core end processing | 2x (1,0 ... 1,5 mm²) |
| ● at AWG cables | 2x (18 ... 14) |
| tightening torque of the screws in the bracket | 1 ... 1.2 N·m |
| tightening torque with screw-type terminals | 0.8 ... 0.9 N·m |
| 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 %, no condensation in operation permitted for all devices behind front panel) |
| fastening method | front panel mounting |
| ● of modules and accessories | Front plate mounting |
| 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 | 49.7 mm |
| Test Certificates | Marine / Shipping |
| last modified: | 10/1/2021 |
| Weight | 0.091 kg |
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