Siemens SIRIUS ACT 3SU11 Series Pull Release Emergency Stop Push Button, Panel Mount, 22mm Cutout, SPDT 3SU1100-1HA20-1FH0

Siemens 3SU1100-1HA20-1FH0 Emergency Stop Push Button is engineered for reliable industrial safety control, featuring a pull release actuation that ensures positive latching and easy reset for emergency stop functions. This device is specifically designed for panel mounting with a precise 22 mm cutout size, making it compatible with many industrial control panels.

Its SPDT (Single Pole Double Throw) contact configuration includes one normally open (NO) and one normally closed (NC) auxiliary contact, providing versatile connectivity options in control circuits. The mushroom-style push button, 40 mm in diameter, is highly visible in red with a yellow backing plate labeled 'EMERGENCY STOP,' enhancing safety compliance and quick identification in critical situations.

Constructed with high-quality plastic housing and button material, the unit offers durability and extended product life while supporting sustainability through Siemens' low carbon manufacturing process. The device withstands harsh environments due to its IP66, IP67, IP69, and IP69K ingress protection ratings, ensuring resistance to dust, water jetting, and high-pressure washdowns.

Screw terminal connections facilitate secure wiring and installation. This push button is rated for up to 10A current at 500V AC and DC voltage levels, suitable for a wide range of industrial automation, manufacturing, and HVAC safety systems. Its dimensions of 75mm width and 117mm depth are optimized for space-efficient panel mounting while providing robust safety performance.

The product complies with the EN ISO 13850 standard, assuring its suitability for emergency stop applications in industrial contexts such as factory automation, process control systems, and machinery safety interlocks. Manufactured in Germany, this Siemens SIRIUS ACT 3SU11 series Emergency Stop Push Button embodies quality and reliability backed by global safety standards.

Features a pull release actuation mechanism for positive latching operation. Red mushroom-style push button head with a 40mm diameter for high visibility. Constructed with durable plastic housing and push button material for extended product life.

Designed with screw terminal type and includes 2 auxiliary contacts (1 NO + 1 NC) to handle 10A current at 500V AC/DC. Complies with EN ISO 13850 safety standards for emergency stop devices. Rated for IP66, IP69, IP69K, and IP67 for excellent protection against dust and water ingress.

Compact dimensions: 75mm width and 117mm depth suitable for panel mounting. Manufactured in Germany with a focus on low carbon manufacturing processes. For enhanced industrial safety solutions, explore more Siemens SIRIUS ACT push buttons and related automation components at EnvMart.