The Siemens 3RA2315-8XB30-1BB4 is a high-quality reversing contactor assembly designed for efficient control of motor operations in a variety of industrial applications. This compact and robust unit is part of the SIRIUS product family, renowned for reliability and performance. With a 3-pole configuration and three normally open (NO) contacts, it is capable of handling operating currents up to 7 A at AC-3 and motor power of 3 kW at 400 V.
The contactor is engineered for a maximum operating voltage of 690 V AC, ensuring compatibility with a wide range of electrical systems. It features a 24 V DC control supply voltage, which is commonly used in industrial control circuits. The contactor's screw-type terminals provide a secure and reliable connection for both the main and auxiliary circuits.
Designed with a size S00 footprint, the contactor allows for space-saving installation and is suitable for mounting on a standard 35 mm DIN rail. It also includes both electrical and mechanical interlocks for enhanced safety and prevention of reverse operations.
The Siemens 3RA2315-8XB30-1BB4 is built to withstand challenging industrial environments, with an operational temperature range of -25 to +60 °C and a mechanical service life of 10 million switching cycles, highlighting its durability and long service life. The front of the unit is protected to IP20, offering a degree of protection against solid objects.
This reversing contactor assembly is a reliable solution for industrial automation tasks requiring directional control of motors, such as conveyor systems, pumps, fans, and machine tools. Its robust construction and Siemens' commitment to quality make it a preferred choice for professionals seeking a dependable motor control solution.