Siemens SIRIUS ACT 3SU18 Series Rotary Lactching Emergency Stop Push Button, Surface Mount, 1NC, IP66, IP67, IP69, IP69K

The SIRIUS ACT range of push buttons and signalling devices presents an expertly designed selection of push buttons, pilot lights and switches that are intelligent, reliable and physically robust. An innovative Snap-on concept makes the task of installing a unit so effortless that it can be done with one hand.

Made with real metals and high-grade plastics, installed with smart functions and interaction abilities, these state-of-the-art push buttons, indicator lights and switches have been extreme element tested to guarantee a long usage life and reliability for all your operations.
These devices are suitable for use in any climate according to EN ISO 6270-2 and are designed for standards industrial applications.
The SIRIUS ACT 3SU1 pushbuttons and signalling devices due to their resistant material polyamide as standard gives them improved resistance to oils and detergents.
These units can be recycled thanks to their low pollutant content.
The range has a number of certifications and approvals in particular:
•Communautés Européennes (The CE approval mark is required in order to market your products within Europe. The CE mark indicates to European authorities that your claims of product compliance meet the applicable standards.)
•Underwriters Laboratories Inc. (Product safety certification organization)
•Underwriters Laboratories Inc. (Product safety certification organization)
•UL Recognized Component Mark (Approval mark for recognized components)
•Canadian Standards Association
•China Compulsory Certification
•Association of German Electrical Engineers
This range of push buttons can be used in the following industries:
•Food and Beverage Industry
•Pharmaceutical Industry
•Rail and Transport Industry
•Automotive Industry
•Mining and Quarrying Industry
•Factory Automation Industry

IEC 60947-1, EN 60947-1
IEC 60947-5-1, EN 60947-5-1

This emergency stop push button is suitable for critical safety applications across various industrial settings. It features a distinctive mushroom shape for high visibility and has dimensions of 85mm in width, 89.4mm in height, and a depth of 64mm. The rotary latching mechanism operates at a voltage rating of 500V, making it ideal for robust electrical applications. Designed for surface mounting, it has an impressive Ingress Protection (IP) rating of IP66, IP67, IP69, and IP69K, ensuring dependable performance in harsh environments.

• Rotary lever operation facilitates easy activation and emergency response
• IP66 to IP69K rating protects against dust and moisture ingress
• 1NC contact configuration ensures effective circuit interruption
• High-visibility mushroom shape promotes enhanced safety awareness

• Emergency shutdowns in automation systems
• Manufacturing machinery and equipment
• Electrical panels and control systems
• Environments requiring high ingress protection

Yes, it has an IP66 to IP69K rating for water resistance.

It is specifically rated for operation at 500V.

Yes, its high-visibility mushroom shape enhances safety recognition.

The push button is built for robust industrial use.