Siemens SIRIUS ACT 3SU11 Series Twist Release Emergency Stop Push Button, Panel Mount, 22mm Cutout, 2NC, IP66, IP67,

This emergency stop push button is designed for applications where immediate action is necessary during emergencies. Specifically suited for industrial settings, it ensures compliance with EN ISO 13850. Its sturdy construction and effective latching mechanism make it a vital component in automation and control systems.

• 22mm diameter for easy integration into control panels
• IP66, IP67, and IP69 ratings provide protection against dust and water
• Twist release mechanism enables rapid deactivation during emergencies
• 2NC contact configuration offers dual safety channels
• Made from durable plastic for long-lasting performance
• Positive opening feature enhances operational reliability

• Used in manufacturing machinery to ensure operator safety
• Suitable for conveyor systems requiring emergency shutdown
• Ideal for control panels in industrial automation setups
• Applicable in heavy-duty scenarios needing quick responses
• Utilised in electrical panels for immediate power interruption

The component mounts directly onto the front plate and requires a 22.3mm cutout.

Yes, it operates effectively between -25°C and +70°C.

Connections are made using screw-type terminals with designated tightening torque values.

The twist release mechanism operates with a simple rotation to deactivate, ensuring a quick response.

Routine inspections for physical integrity and electrical connections help maintain optimal performance.