SIEMENS
RONIS key-operated switch with SB30 lock, 22 mm round metal design, 2 switch positions (O<I), momentary contact, 45° actuating angle, includes two keys. Supports special locks SB31, 421, and 455.
The Siemens 3SU1050-4BC01-0AA0 RONIS Key-Operated Switch is a high-quality, industrial-grade control device designed for reliable actuation and secure operation in control panels and automation systems. Crafted with a durable 22 mm metal housing and equipped with the trusted RONIS SB30 lock, this key switch ensures operational safety with two switch positions O < I and precise 45° actuating angle. Ideal for industrial machinery, electrical panels, and secured control environments, it offers dependable performance with a stylish shiny-metal finish.
Enhanced Security: RONIS SB30 lock system with 2 keys prevents unauthorized operation.
High Durability: Robust, shiny metal design engineered for long-lasting industrial use.
Precision Control: 2 switch positions and a 45° actuating angle for accurate actuation.
User-Friendly: Smooth operation with momentary contact type functionality.
Flexible Options: Compatible with special locks including SB31, 421, and 455 for custom security needs.
Versatile Installation: 22 mm standard size suitable for a wide range of control systems.
Product Number: Siemens 3SU1050-4BC01-0AA0
Switch Type: Key-operated RONIS switch
Mounting Diameter: 22 mm
Material: Metal (shiny finish)
Lock Number: SB30 (two keys included)
Switch Positions: O < I
Operation Type: Momentary contact
Actuating Angle: 45° (10:30h/12h positions)
Key Removal Position: O
Special Lock Compatibility: SB31, 421, 455
Application: Industrial automation, machinery, electrical equipment, secured control panels
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| SKU / Model | 3SU1050-4BC01-0AA0 |
|---|---|
| Brand | SIEMENS |
| product brand name | SIRIUS ACT |
| product designation | Key-operated switches |
| design of the product | Actuating/signaling element |
| product type designation | 3SU1 |
| product line | Metal, shiny, 22 mm |
| manufacturer's article number of included key | 3SU1950-0FB80-0AA0 |
| principle of operation of the actuating element | momentary contact, 45° (10:30 h/12 h), return from center to left |
| product extension optional light source | No |
| color | - |
| ● of the actuating element | silver |
| material of the actuating element | metal |
| shape of the actuating element | Key |
| outer diameter of the actuating element | 29.5 mm |
| number of switching positions | 2 |
| switch position for key distraction | O |
| actuating angle | - |
| ● clockwise | 45° |
| lock make | RONIS |
| key number | SB30 |
| 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 |
| 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 | 1 800 1/h |
| mechanical service life (switching cycles) typical | 300 000 |
| reference code acc. to IEC 81346-2 | S |
| 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 | 49.4 mm |
| installation width | 29.5 mm |
| installation depth | 25.4 mm |
| Test Certificates | Marine / Shipping |
| last modified: | 10/6/2021 |
| Weight | 0.020 kg |
| Dimensions | 50.00 × 100.00 × 50.00 mm |
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