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Datasheet generated 2026-10-07
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Siemens SIRIUS RONIS key-operated switch, 22 mm, round, metal, shiny, lock number SB30, with 2 keys, 2 switch positions O-I, latching, actuating angle 90°, 10:30H/13:30H, key removal O+I, possible special locks: SB31, 421, 455 (3SU1050-4BF11-0AA0)

Siemens · Control & Automation · Pushbuttons & Pilot Lights · Germany · siemens.com
Part Number
3SU1050-4BF11-0AA0  ·  HS 8538.90
Siemens SIRIUS RONIS key-operated switch, 22 mm, round, metal, shiny, lock number SB30, with 2 keys, 2 switch positions O-I, latching, actuating angle 90°, 10:30H/13:30H, key removal O+I, possible special locks: SB31, 421, 455 (3SU1050-4BF11-0AA0)

Siemens 3SU1050-4BF11-0AA0 — 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 Key selector head, RONIS O-In.

Technical Specifications

Manufacturer part number (MPN)3SU1050-4BF11-0AA0
EAN / GTIN4011209970809
Sales unitpcs
Product brand nameSIRIUS ACT
Product designationKey-operated switches
Design of the productActuating/signaling element
Product type designation3SU1
Product lineMetal, shiny, 22 mm
Manufacturer's article number of included key3SU1950-0FB80-0AA0
Principle of operation of the actuating elementlatching, 90° (10:30 h/13:30 h)
Product extension optional light sourceNo
Color — of the actuating elementsilver
Material of the actuating elementmetal
Shape of the actuating elementKey
Outer diameter of the actuating element29.5 mm
Number of switching positions2
Switch position for key distractionO+I
Actuating angle — clockwise90°
Lock makeRONIS
Key numberSB30
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)
Protection class IP of the terminalIP20
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 maximum1 800 1/h
Mechanical service life (operating cycles) typical300 000
Reference code according to IEC 81346-2S
General technical data — Net Weight78 g
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 height49.4 mm
Installation width29.5 mm
Installation depth25.4 mm
Hole diameter22.3 mm
Number of switch positions2
Degree of protection (IP), front sideIP68
Width opening29.5 mm
Height opening49.4 mm
Material front ringMetal
Construction type lensRectangular
Type of control elementKey
Colour control elementSilver
Degree of protection (NEMA)4X
Country of originGermany

Properties

MOQ1

Cross-References

Attached Documents