Siemens 3SU1156-0AB50-1BA0 Illuminated Pushbutton, 22mm, Metal Blue, Flat Momentary, 230V AC Original Brand New
$24.09
Siemens 3SU1156-0AB50-1BA0: 22 mm round metal, shiny blue, momentary illuminated pushbutton with 1 NO contact and an integrated 230 V AC LED module. Complete unit with screw terminals for industrial control.
Availability: In stock
Overview
The Siemens 3SU1156-0AB50-1BA0 is a high-quality illuminated pushbutton designed for reliable industrial and commercial control applications. Featuring a 22 mm round metal housing with a shiny blue flat actuator, this pushbutton ensures durability, visibility, and ease of operation. The integrated LED module operating at 230 V AC provides clear visual status indication, making it ideal for control panels, machinery, and automation systems.
Benefit
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High Visibility: Integrated blue LED illumination ensures clear status indication
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Durable Construction: Metal, shiny finish offers long-lasting performance
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Reliable Operation: Momentary contact type ensures precise control
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Easy Installation: Screw terminals provide secure and simple wiring
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Professional Design: Flat, round actuator suitable for modern control panels
Function
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Enables momentary switching control in industrial and electrical systems
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Provides visual feedback through integrated LED illumination
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Supports safe and efficient machine operation
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Ideal for automation panels, control cabinets, and operator interfaces
Technical Specification
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Product Number: 3SU1156-0AB50-1BA0
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Brand: Siemens
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Mounting Diameter: 22 mm
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Shape: Round
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Material: Metal
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Finish: Shiny
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Color: Blue
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Actuator Type: Flat pushbutton
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Contact Type: Momentary
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Contact Configuration: 1 NO (Normally Open)
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Illumination: LED module with integrated LED
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Operating Voltage: 230 V AC
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Terminal Type: Screw terminal
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Includes Holder: Yes
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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 | 3SU1401-1BF50-1AA0 |
| ● of the supplied holder | 3SU1550-0AA10-0AA0 |
| ● of the supplied actuator | 3SU1051-0AB50-0AA0 |
| 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 | blue |
| 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 | Customized labeling, text in lower case letters |
| 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 | blue |
| light intensity | 280 … 710 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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