The Siemens 3SB3000-4HD11 is a robust key operator switch designed for a variety of industrial applications. This switch features a two-position key operation, providing a secure means to control access to important functions within machinery and electrical panels. The actuator is made from high-quality plastic with a 50-degree actuating angle, ensuring durability and reliability in demanding environments.
Crafted with a standard black front ring, the switch is not only functional but also aesthetically pleasing, seamlessly integrating into control systems. The key-operated mechanism is latching, which means it maintains its position after being actuated, providing a clear indication of the operational status. The switch comes with a RONIS lock and two keys, offering controlled access and enhancing security measures.
With an IP66 protection rating, the 3SB3000-4HD11 is well-protected against dust and high-pressure water jets, making it suitable for use in harsh conditions. It has been engineered to withstand a high operating frequency of up to 1,000 operations per hour and boasts a mechanical service life of approximately 300,000 switching cycles, testifying to its longevity and resilience.
The switch's mounting type is front mounting, with a round installation opening and a 22 mm mounting diameter, which allows for easy installation in standardised control panels. The ambient operating temperature range of -25 to +70°C ensures the switch operates effectively across a wide range of environmental conditions.
This key operator switch is an ideal solution for applications requiring controlled access and secure operation, making it a valuable component in the industrial controls market.