Siemens 3SU1156-0AB40-1BA0 Illuminated Pushbutton 22mm, Green, Metal, Momentary, 230V LED Original Brand New
$23.76
High-quality Siemens illuminated pushbutton, 22mm round, green metal, flat design, momentary contact, 1 NO, integrated 230V LED, screw terminal.
Availability: In stock
Overview
The Siemens 3SU1156-0AB40-1BA0 is a premium illuminated pushbutton designed for industrial control panels. With its sleek 22mm round metal design and bright green LED illumination, this pushbutton combines durability, functionality, and visual appeal. Perfect for signaling, machine operation, and user interface applications.
Key Benefit
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Enhanced Safety: Clear green illumination immediately indicates the status or readiness of the machine or process.
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Reliable Performance: Siemens engineering guarantees a long mechanical and electrical lifespan, minimizing downtime.
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Cost-Effective Setup: Complete unit design reduces parts ordering complexity and accelerates assembly time.
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Professional Appearance: The shiny metal finish and high-quality construction provide a modern, professional look for any control panel.
Functions & Features
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Momentary Contact Operation: Ideal for start/stop functions, acknowledgments, or impulse control, where the circuit is closed only while the button is pressed.
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High-Visibility Illumination: The green LED module operating at 230 V AC provides bright, clear operational status feedback, enhancing safety and efficiency.
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Durable Construction: Built with a shiny metal front ring, ensuring robustness against dust, liquids, and harsh industrial cleaning agents (conforms to high IP ratings, typically IP66/IP67/IP69K for SIRIUS ACT).
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Simple Installation: Supplied as a complete unit with a holder, LED module, and contact block integrated, facilitating quick and secure mounting into control panels.
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Standardized Size: The 22 mm mounting diameter ensures compatibility with standard control panel cutouts.
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| Weight | 0.098 kg |
|---|---|
| Brand | SIEMENS |
| product brand name | SIRIUS ACT |
| product designation | Illuminated 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 supplied LED module | 3SU1401-1BF40-1AA0 |
| ● of the supplied holder | 3SU1550-0AA10-0AA0 |
| ● of the supplied actuator | 3SU1051-0AB40-0AA0 |
| 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 | Yes |
| 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 |
| marking of the actuating element | Any inscription, text in upper case |
| 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 | 1 |
| product function positive opening | No |
| product component light source | Yes |
| insulation voltage rated value | 320 V |
| degree of pollution | 3 |
| type of voltage of the operating voltage | AC/DC |
| surge voltage resistance rated value | 4 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 | 3 000 000 |
| 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) |
| type of voltage of the supply voltage of the light source | AC |
| supply voltage of the light source at AC | – |
| ● at 50 Hz rated value | 230 V |
| ● at 60 Hz rated value | 230 V |
| inrush current of LED module maximum | 3 A |
| 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 |
| type of light source | LED |
| color of the light source | green |
| light intensity | 900 … 1 800 mcd |
| ambient temperature | – |
| ● during operation | -25 … +70 °C |
| ● during storage | -40 … +80 °C |
| environmental category during operation acc. to IEC 60721 | 3M6, 3S2, 3B2, 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 |
| last modified: | 10/1/2021 |
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