Siemens SIRIUS ACT Series 22 mm Panel Mount Twist Release Emergency Stop Push Button with 2 NC Contacts 3SU1100-1HB20-1PA0

Siemens 3SU1100-1HB20-1PA0 SIRIUS ACT Series Emergency Stop Push Button is a high-quality panel mount component with a 22 mm cutout diameter designed for rapid emergency shutdown in industrial control systems. Featuring a twist release mushroom head for intuitive and effective actuation, this device provides enhanced operator safety in manufacturing, electrical, and automation systems.

The push button is constructed with a robust plastic housing that meets IP69, IP67, and IP66 ratings, offering outstanding protection against dust and water ingress in harsh environments. The device includes two normally closed contacts (2 NC) ensuring dual safety circuits for dependable emergency stop functionality.

The electrical contacts are rated for up to 500 volts AC/DC and 10 amperes, suitable for controlling power to machinery and conveyor systems. Screw terminals provide secure and reliable wiring connections. The button's 40 mm diameter red mushroom head is easily visible, aiding in quick identification during critical situations.

Compliance with IEC 60721, EN 61373, IEC 61508, EN ISO 13850, and IEC 60068-2-27 standards demonstrates its quality and safety certification. Its compact dimensions (30 mm width, 40 mm length, 70.6 mm depth) facilitate integration into existing control panels.

Applications include manufacturing equipment emergency stops, conveyor belt control panel shutdowns, and heavy industrial machinery emergency responses. The twist release mechanism allows for immediate reset after activation, enhancing operational uptime.

Red mushroom head push button with 40 mm diameter for easy visible recognition. Durable plastic housing with IP69, IP67, and IP66 ingress protection ratings. Equipped with 2 normally closed contacts for dual safety circuits.

Suitable for panel cutouts of 22 mm diameter and mount type panel mount. Screw terminal type for secure electrical connections. Electrical ratings of 500V AC/DC and 10A contact current capacity. Compliant with relevant IEC and EN safety and reliability standards.

Designed for use in industrial automation, electrical panels, and machinery safety shutdowns. Operating temperature range from -25°C to +70°C. Positive opening feature to ensure reliable stop action during emergencies.

This Siemens Emergency Stop Push Button represents a crucial safety component that enhances operator protection and emergency response efficiency in industrial environments. It is highly suitable for panel mounting in automation systems, electrical control panels, and manufacturing machinery to meet strict safety requirements.

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