Siemens Mushroom pushbutton, red, pull-to-unlatch, 1NC, 22mm Part number 3SU1150-1BA20-1CA0

Product Overview

SKU: 3SU1150-1BA20-1CA0

This SIRIUS ACT mushroom pushbutton is a professional-grade 22mm control device featuring a red, 40mm mushroom head with metal construction and shiny finish. The unit is designed as a mushroom pushbutton, 22 mm, round, metal, shiny, red, 40 mm, latching, pull-to-unlatch mechanism, with holder, 1 NC, screw terminal.

Key Features:

• Size: 22mm round design with 40mm mushroom diameter
• Contact Configuration: 1 NC (Normally Closed) contact
• Material: Metal construction with shiny finish
• Color: Red mushroom actuator
• Operation: Latching contact type with pull-to-unlatch mechanism
• Connection: Screw terminal connections
• Protection Rating: IP66/IP67/IP69K rated for harsh industrial environments
• Series: Part of the SIRIUS ACT 3SU11 series

Technical Specifications:

• Operating Voltage: Up to 500V AC/DC
• Current Rating: 10A thermal current
• Operating Temperature: -25°C to +70°C
• Mounting Diameter: 22.3mm
• Mushroom Diameter: 40mm
• Net Weight: 0.092 kg
• Electrical Endurance: 10,000,000 switching cycles
• Mechanical Service Life: 10,000,000 operations
• Contact Material: Silver alloy
• Surge Voltage Resistance: 6KV rated value

Applications: Ideal for emergency stop applications, safety control systems, industrial machinery, process control panels, and demanding industrial environments where reliable latching switching with pull-to-unlatch operation is required. Commonly used for emergency stop and safety applications.

Compliance & Standards:

• RoHS compliant since 01.10.2014
• CE, UL, CSA, CCC, and EAC approved
• Country of origin: Germany
• WEEE (2012/19/EU) Take-Back Obligation: Yes
• Degree of pollution: 3
• NEMA ratings: 1, 2, 3, 3R, 4, 4X and 12

Package Information:

• EAN: 4011209956421
• Packaging Dimensions: 52.00 x 139.00 x 45.00 mm
• Quantity Unit: 1 Piece

Download existing graphical data for this product:

• Official Product Datasheet (PDF)
• Product Family Catalog
• SIRIUS ACT Product Information
• Technical Support Documentation