The Siemens 3RA6120-0DB30 is a compact starter designed for direct starting applications, offering a reliable solution for controlling motors in a variety of industrial settings. This component is part of the SIRIUS product family, renowned for its high-quality standards and innovative engineering.
Crafted to operate at voltages up to 690 V and with a control voltage of 24 V AC/DC, this compact starter is suitable for a frequency range of 50 to 60 Hz and can handle current ranges from 3 to 12 A. Its IP20 protection class ensures that it is safeguarded against solid objects larger than 12.5 mm, although it should be installed in environments free from water ingress.
The 3RA6120-0DB30 is designed with user convenience in mind, featuring pluggable connections for both the main and auxiliary circuits, which eliminates the need for terminals and simplifies installation and maintenance processes. The product is also equipped with a control circuit interface for parallel wiring, enhancing its versatility in complex setups.
With an adjustable trip class of CLASS 10 and 20, the device provides flexibility in protecting against motor overload, ensuring that it can be tailored to specific application requirements. The compact starter is also capable of withstanding challenging environmental conditions, with an operational temperature range of -20 to +60°C and storage temperatures ranging from -55 to +80°C.
This Siemens compact starter is designed for vertical mounting on a horizontal standard mounting rail, optimising space and ensuring a secure fit in control cabinets. Its robust construction and high-quality materials contribute to a long mechanical and electrical lifespan, making it a durable choice for continuous operation according to IEC 60947-6-2 standards.
The 3RA6120-0DB30 is a testament to Siemens' commitment to delivering reliable and efficient industrial control solutions. It is an excellent choice for those seeking a compact and versatile starter for direct motor control applications.