The Siemens 3RP1540-1BB31 is a high-quality time relay designed for a variety of industrial applications. This electronic timing relay offers an OFF delay function with 2 change-over contacts, operating without auxiliary voltage. It features 9 time setting ranges from 0.05 seconds up to 600 seconds, catering to a broad spectrum of timing requirements.
Constructed for durability and reliability, the 3RP1540-1BB31 is equipped with a 24 V AC/DC control supply voltage and includes an LED indicator for easy monitoring of operation status. The screw terminal design ensures a secure and stable connection, which is essential for consistent performance in industrial environments.
This time relay is part of the SIRIUS product family, known for its integration capability and versatility in automation systems. With a compact design, it requires minimal space for installation and can be mounted in any position, providing flexibility in setup. The device is also designed with a protection class of IP20, ensuring protection against solid objects larger than 12mm.
The 3RP1540-1BB31 is a phased-out product, but it remains a reliable choice for those seeking a time relay with proven performance in controlling time sequences and delay functions in their automation processes. It is suitable for a range of applications, including machine tool control, process control, and other time-dependent automation tasks.