Siemens 3SU1050-1HA20-0AA0 Emergency Stop Mushroom Pushbutton, 22mm, Red, Metal Original Brand New

Overview

The Siemens SIRIUS ACT 3SU1050-1HA20-0AA0 is an essential component for machine and system safety. As part of the highly reliable SIRIUS ACT series, this EMERGENCY STOP mushroom pushbutton is designed for robust performance in demanding industrial environments. The unit features a high-visibility 40 mm red head and a sleek metal, shiny enclosure for superior durability and aesthetics. It ensures personnel and machine protection through its positive latching function upon activation.

Key Benefit

• Maximum Safety Compliance: Meets the stringent requirements of EN ISO 13850 and IEC 60947-5-5, guaranteeing reliable machine shutdown in emergency situations.

• Superior Durability: The metal construction provides excellent resistance to physical wear, chemicals, and temperature variations common in industrial settings.

• Easy, Immediate Reset: The pull-to-unlatch mechanism allows for quick and simple resetting of the E-STOP, minimizing downtime after an emergency stop event.

• High Visibility: The contrasting, large 40 mm red mushroom head ensures the switch is instantly recognizable and accessible in a crisis.

• Modular SIRIUS ACT System: This actuator is compatible with the modular system of SIRIUS ACT contact blocks and LED holders, simplifying assembly and stocking.

Function & Application

The 3SU1050-1HA20-0AA0 functions as a mandatory safety device used to immediately initiate a hazardous movement stop or a system power-down. When the red mushroom head is depressed, it engages a positive latching mechanism, which keeps the switch contacts in the safety-off position until physically reset. This pull-to-unlatch method provides clear visual feedback that the device is armed and ready for operation.

Applications Include:

• Manufacturing Equipment and Assembly Lines

• Conveyor Systems and Material Handling

• Machine Tools (CNC, Lathes, Mills)

• Process Control and Automation Panels

• Any industrial setup requiring compliance with safety machinery directives.

Technical Specification

• Diameter: 22 mm

• Shape: Round

• Material: Metal, shiny finish

• Color: Red

• Actuation: Positive latching, pull-to-unlatch

• Standard: EN ISO 13850

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