The Siemens 3RH2244-2BB40 is a high-quality contactor relay designed for a wide range of industrial applications. This component is part of the SIRIUS product family and is notable for its compact S00 size, making it suitable for use in space-constrained environments. It features a robust design with 4 normally open (NO) and 4 normally closed (NC) contacts, providing flexibility for various control circuit configurations.
With a control supply voltage of 24 V DC, this contactor relay ensures reliable operation and is equipped with a spring-loaded terminal for secure and easy wiring. The captive auxiliary switch enhances the functionality of this device, making it a versatile choice for engineers and technicians.
The 3RH2244-2BB40 is engineered to withstand challenging industrial conditions, offering an insulation voltage rated at 690 V and a surge voltage resistance of 6 kV. It is also designed with safety in mind, featuring finger-safe protection and an IP20 protection class on the front, ensuring protection against solid objects.
This contactor relay is capable of handling a no-load switching frequency of 10,000 operations per hour for both AC and DC currents, demonstrating its durability and suitability for high-demand applications. The mechanical service life of the contactor is typically 10 million switching cycles, indicating a long-lasting and reliable performance.
The Siemens 3RH2244-2BB40 is an essential component for professionals seeking a dependable and efficient solution for controlling electrical circuits in industrial settings. Its technical specifications and build quality make it a valuable addition to any control system.