Siemens 3SU1050-1HF20-0AA0 Emergency Stop Mushroom Pushbutton, 22mm Metal Red, Key Release Original Brand New
$39.27
Siemens SIRIUS ACT 40mm red Emergency Stop pushbutton with RONIS key release (SB30). Metal, 22mm mounting, positive latching per EN ISO 13850.
Availability: In stock
Overview
The Siemens 3SU1050-1HF20-0AA0 is a high-performance Emergency Stop mushroom pushbutton from the SIRIUS ACT series. Designed for rugged industrial environments, this 22mm round actuator features a shiny metal construction and a 40mm red mushroom head. It is equipped with a RONIS lock (SB30) for secure, key-operated release, ensuring that machinery can only be restarted by authorized personnel. This unit meets the stringent safety requirements of EN ISO 13850 and features positive latching functionality.
Benefit
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Ensures maximum operator safety during emergencies
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Key-operated release prevents accidental or unauthorized reset
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Positive latching mechanism for reliable emergency stop action
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Durable metal construction for long service life
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International safety compliance with EN ISO 13850
Function & Features
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Type: Emergency Stop Mushroom Pushbutton
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Mounting Diameter: 22 mm
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Head Shape: Round mushroom
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Head Diameter: 40 mm
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Color: Red
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Material: Metal, shiny finish
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Lock Type: RONIS lock
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Lock Number: SB30
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Latching: Positive latching
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Release Method: Key-operated release
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Standard Compliance: EN ISO 13850
Application
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Industrial machinery
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Automation systems
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Manufacturing plants
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Control panels
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Safety-critical equipment
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| Weight | 0.120 kg |
|---|---|
| Dimensions | 62.00 × 80.00 × 55.00 mm |
| Brand | SIEMENS |
| product brand name | SIRIUS ACT |
| product designation | EMERGENCY STOP mushroom 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 | positive latching |
| principle of operation of the actuating element | latching |
| 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 | 40 mm |
| type of unlocking device | Unlocking |
| number of switching positions | 2 |
| switch position for key distraction | O |
| lock make | RONIS |
| key number | SB30 |
| product component front ring | No |
| product function | – |
| ● positive opening | Yes |
| ● EMERGENCY OFF function | Yes |
| ● EMERGENCY STOP function | Yes |
| 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 | 600 1/h |
| mechanical service life (switching cycles) typical | 300 000 |
| reference code acc. to IEC 81346-2 | S |
| B10 value with high demand rate acc. to SN 31920 | 100 000 |
| proportion of dangerous failures | – |
| ● with low demand rate acc. to SN 31920 | 20 % |
| ● with high demand rate acc. to SN 31920 | 20 % |
| failure rate [FIT] with low demand rate acc. to SN 31920 | 100 FIT |
| T1 value for proof test interval or service life acc. to IEC 61508 | 20 y |
| 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 | 67.1 mm |
| installation width | 40 mm |
| installation depth | 26.3 mm |
| Test Certificates | Marine / Shipping |
| last modified: | 11/18/2021 |
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