The Siemens 3RT2024-2FB40 is a robust power contactor designed to handle high switching frequencies and is suitable for a wide range of industrial applications. This contactor is part of the SIRIUS product family and is engineered to facilitate efficient and reliable switching of motors. It is capable of controlling motors with a power rating of up to 5.5 kW at 400 V in AC-3 usage categories, making it a versatile choice for various automation tasks.
Constructed with a size S0 footprint, the 3RT2024-2FB40 includes an integrated diode and offers a spring-loaded terminal connection for secure and maintenance-free wiring. It features 1 normally open (NO) and 1 normally closed (NC) auxiliary contact, enhancing its functionality for complex control circuits.
The contactor is rated for an insulation voltage of 690 V and has an impulse voltage resistance of 6 kV, ensuring it can withstand challenging electrical environments. With an operational temperature range of -25 to +60 degrees Celsius and a storage temperature range of -55 to +80 degrees Celsius, it is built to perform reliably in a variety of climatic conditions.
The device is designed with user safety in mind, boasting a finger-safe protection class of IP20 and a pollution degree of 3, which safeguards against electrical shocks and contaminants. The mechanical service life of the contactor is impressive, with up to 10 million switching cycles, indicating a long-lasting and durable performance.
The 3RT2024-2FB40 is also equipped with shock resistance features to endure the rigours of industrial environments, including resistance to both rectangular and sine pulse shocks. Its compact dimensions allow for efficient use of space within control cabinets, and it can be mounted on a standard 35 mm DIN rail for ease of installation.
Overall, the Siemens 3RT2024-2FB40 power contactor is a reliable and efficient solution for controlling motors and other electrical loads in industrial automation systems. Its robust design and comprehensive features make it a valuable component for engineers and technicians looking to optimise their control systems.