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Datasheet generated 2026-10-07
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Siemens SIRIUS ACT Pushbutton, 22 mm, round, metal, shiny, green, pushbutton, flat momentary contact type (3SU1050-0AB40-0AA0)

Siemens · Control & Automation · Pushbuttons & Pilot Lights · Germany · siemens.com
Part Number
3SU1050-0AB40-0AA0  ·  HS 8538.90
Siemens SIRIUS ACT Pushbutton, 22 mm, round, metal, shiny, green, pushbutton, flat momentary contact type (3SU1050-0AB40-0AA0)

Siemens 3SU1050-0AB40-0AA0 — SIRIUS ACT 22 mm command and signalling device. Panel-mount pushbutton, indicator lamp or emergency-stop actuator in the 22 mm cutout family. SIRIUS ACT 22mm blank metal design Push-Button Head green-rigid plastic.

Technical Specifications

Manufacturer part number (MPN)3SU1050-0AB40-0AA0
EAN / GTIN4011209964808
Sales unitpcs
Product brand nameSIRIUS ACT
Product designationPushbuttons
Design of the productActuating/signaling element
Product type designation3SU1
Product lineMetal, shiny, 22 mm
Number of command points1
Design of the actuating elementFlat button
Principle of operation of the actuating elementmomentary contact type
Product extension optional — light sourceNo
Product extension optional — contact moduleYes
Color of the actuating elementgreen
Material of the actuating elementplastic
Shape of the actuating elementround
Outer diameter of the actuating element29.5 mm
Product component front ringYes
Design of the front ringStandard
Material of the front ringMetal, high gloss
Color of the front ringsilver
Protection class IPIP66, IP67, IP69(IP69K)
Degree of protection NEMA rating1, 2, 3, 3R, 4, 4X, 12, 13
Shock resistance — according to IEC 60068-2-27sinusoidal half-wave 15 g / 11 ms
Vibration resistance — according to IEC 60068-2-610 ... 500 Hz: 5 g
Operating frequency maximum3 600 1/h
Mechanical service life (operating cycles) typical10 000 000
Reference code according to IEC 81346-2S
General technical data — Net Weight36 g
Proportion of dangerous failures — with low demand rate according to SN 3192020 %
Proportion of dangerous failures — with high demand rate per NC contact according to SN 3192020 %
Proportion of dangerous failures — with high demand rate per NO contact according to SN 3192050 %
B10 value with high demand rate according to SN 3192010 000 000
Failure rate [FIT] with low demand rate per NC contact according to SN 31920100 FIT
T1 value for proof test interval or service life according to IEC 6150820 a
Ambient temperature — during operation-25 ... +70 °C
Ambient temperature — during storage-40 ... +80 °C
Installation/ mounting/ dimensions — height29.5 mm
Installation/ mounting/ dimensions — width29.5 mm
Shape of the installation openinground
Mounting diameter22.3 mm
Positive tolerance of installation diameter0.4 mm
Mounting height11 mm
Installation width29.5 mm
Installation depth24.3 mm
Hole diameter22.3 mm
Colour buttonGreen
Number of command positions1
LabelledNo
Width opening29.5 mm
Height opening11 mm
With protective coverNo
Material front ringMetal
Construction type lensRound
Country of originGermany

Properties

MOQ1

Cross-References

Attached Documents